166 gas water heater on offer(Disclaimer)
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➤ Versatile options always in focus
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➤ Last checked on 11.10.2026
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26% discount
Furrion Tankless Gas Water Heater, White, 2.4 GPM, 60,000 BTU, Antifreeze Protection, Propane w/Electric Ignition, Wall Thermostat, Retrofit RV Water Heater Upgrade, Safety Shutoff – FWH09AFA-AM
INSTANT HOT WATER — 2.4 gallons of hot water delivered to your RV faucets per minute and 60,000 BTU means your tankless hot water heater will keep up with the demands of a busy family
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23% discount
GASLAND Gasmart E 199,000 BTU Tankless Water Heater, Up to 7.6 GPM, CSA Certified Whole House Natural Gas Indoor Installation Residential On-demand Instant Hot Water Heater, CE686NG
Unlimited Hot Water On Demand -- Unlike traditional tank water heaters, our tankless gas water heater provides unlimited hot water whenever you need it. No more waiting for the water to reheat — enjoy continuous hot water for showers, laundry, or washing dishes without interruption.Certified by CSA and equipped with multiple safety features, it meets the highest safety standards for reliable operation.
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23% discount
Westinghouse Tankless Water Heater Gas Indoor, 7.9 GPM, 180,000 BTU
【On-Demand Efficiency】 Westinghouse tankless water heater works only needed, saving energy and costs. Compact yet powerful for whole-home or commercial use. LED display shows temperature, working state and error codes
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22% discount
Hillhub Portable Propane Water Heater for Camping Instant Hot & Shower Pump
【3s Instant Heating】 Boasting 20,500 BTU ultra-heating efficiency, camping water heater delivers lightning-fast heating in just 3 seconds, raising hot water temperature to 77°F (25°C) instantly—ideal for portable shower for camping or camping water heater. With hot water flow rate of 2.2-3L/min and gas consumption of 20MJ/h, perfect for outdoor use where reliable portable water heater is essential, no more waiting for hot water.
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23% discount
GASLAND Gasmart E Natural Gas Tankless Water Heater Indoor, Up to 5.8 GPM 150,000 BTU, CSA Certified Whole House Installation Residential On-demand Instant Hot Water Heater, CE528NG
GASLAND
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CAMPLUX Tankless Water Heater Liquid Propane Indoor, 2.64 GPM 68,000 BTU
【2.64 GPM Propane Water Heater】CAMPLUX propane tankless water heater delivers endless hot water on demand for 1-2 water points, which is perfect for small living spaces such as tiny houses, mobile homes, and apartments
free delivery
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21% discount
MIZUDO Natural Gas Tankless Water Heater, 180,000 BTU, Outdoor
[High-Performance Output] The MIZUDO tankless water heater gas delivers a powerful 180,000 BTU output and up to 8.1 GPM flow rate, providing uninterrupted hot water instantly. Perfect for simultaneous multi-point demand across showers, sinks, and appliances, it effortlessly supplies 3-5 outlets at once.
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21% discount
GASLAND Gasmart E 150,000 BTU Tankless Gas Water Heater, Up to 5.8 GPM, CSA Certified Whole House Propane Indoor Installation Residential On-demand Instant Hot Water Heater, CE528LP
Unlimited Hot Water On Demand -- Unlike traditional tank water heaters, our tankless gas water heater provides unlimited hot water whenever you need it. No more waiting for the water to reheat — enjoy continuous hot water for showers, laundry, or washing dishes without interruption.Certified by CSA and equipped with multiple safety features, it meets the highest safety standards for reliable operation.
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21% discount
Rinnai RUCS75iN Tankless Hot Water Heater, Natural Gas
Endless Hot Water: Our tankless hot water heaters let you enjoy unlimited hot water flow throughout the house with a compact and durable design that fits your home and lifestyle
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21% discount
MIZUDO Natural Gas Tankless Water Heater, 199,000 BTU, Indoor
[Professional 199k BTU Tankless Water Heater]: Experience uninterrupted hot water delivery with 10.3 GPM flow capacity, designed to support large households with 5-7 fixtures simultaneously, providing hot water only when needed, making it an economically smart choice
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20% discount
CAMPLUX Tankless Water Heater Natural Gas Indoor, Up to 7.6 GPM 199,000 BTU
Whole-House Gas Hot Water Power: 170,000 BTU(Real Data, No Exaggeration) natural gas water heater delivers 6.86 GPM - runs 6 points simultaneously. Up to 7.6 GPM, each delivering 105°F water at a flow rate of 2 GPM, based on an inlet water temperature of 65°F. Built-in -20°F freeze protection with automatic drain assist. Oxygen-free copper heat exchanger Improved heat transfer efficiency.
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20% discount
CAMPLUX Climatech 3 Tankless Water Heater Propane 102,000 BTU, 4.22 GPM Propane Tankless Water Heaters Indoor, High Efficiency On Demand Propane Water Heater for 3-4 Outlets, CX422
【4.22 GPM Gas Water Heater】Indoor propane tankless water heaters provides Up to 102,000 BTU endless hot water on demand for 3 - 4 water points. Up to 5 GPM, each delivering 105°F water at a flow rate of 2 GPM, based on an inlet water temperature of 65°F. No waiting time, no cold water shocks, perfect for busy households, saving time and convenience. Suitable for Whole house, Tiny home, Mobile home, Apartment, Rental property (for rent), RV, Cabin.
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19% discount
Rheem RTG Series 7.0 GPM Natural Gas Tankless Water Heater Indoor | 160,000 BTUs High Efficiency On Demand, Continuous Hot Water | Non-Condensing
High-efficiency tankless gas water heater delivers up to 7.0 GPM, perfect for 2–3 bathroom homes with multiple hot water needs like showers and laundry.
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20% discount
Westinghouse Tankless Water Heater Gas Indoor on Demand, Smart WiFi
【Endless Hot Water for Large Homes】Designed for whole-home performance, this natural gas tankless water heater delivers up to 9.2 GPM and 199,000 BTU to supply continuous hot water for 4+ bathrooms, showers, laundry, and appliances simultaneously without sacrificing water pressure or comfort.
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17% discount
Ranein Gen II Natural Gas Tankless Water Heater, 3.6 GPM, 80,000 BTU
Endless Hot Water for Home Multi-Scenes: Boasts a max 3.6 GPM and 80,000 BTU for 2–3 taps (shower + kitchen sink + bar)—no more hot water shortages for daily household use.
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17% discount
APUS Natural Gas Tankless Water Heater, 95,000 BTU, 4.42 GPM Indoor
Powerful & High-Capacity: This high-performance gas tankless water heater delivers 95,000 BTU heating capacity with 4.42GPM high flow rate, featuring innovative 0.66GPM low-flow start technology. As a versatile natural gas tankless water heater, it meets simultaneous hot water demands for 2 showers plus 1 sink while maintaining stable temperatures even during peak usage.
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19% discount
MIZUDO 120,000 BTU Natural Gas Tankless Water Heater,Max 5.1 GPM,WiFi&APP
[Flexible Indoor&Outdoor Installation Solution]: Mizudo innovative natural gas tankless water heater indoor offers versatile installation options to meet various home configurations. Convert from indoor to outdoor use with accessory kits (Purchase Required), providing homeowners unprecedented flexibility for space utilization
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16% discount
Rheem PROE50 M2 RH95 50-Gallon Professional Classic Medium Residential Electric Water Heater, Gray; Enhanced-flow Brass Drain Valve; 18.75 Amps; Automatic Thermostat; Anode Rod
Provides ample hot water for households with 3-5 people or homes with 3+ bathrooms
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14% discount
CAMPLUX 199,000 BTU Tankless Water Heater Natural Gas Outdoor Up to 8.4 GPM
Up to 8.4 GPM Hot Water Heater: Up to 8.4 GPM, each delivering 105°F water at a flow rate of 2 GPM, based on an inlet water temperature of 65°F. Gas tankless water heaters delivers 6.86 GPM instant hot water on demand, ensuring your entire family enjoys the comfort of hot water anytime without waiting. Outdoor installation, can be wire controller control temperature adjustment. Authentic traffic metrics, not fake.
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13% discount
Rheem RTGH Series 9.5 GPM Liquid Propane Tankless Water Heater Indoor | 199,900 BTUs Super High Efficiency On Demand, Continuous Hot Water | Condensing Ultra-Low Nox
Flow rate of 0.4 - 9.5 GPM
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11% discount
APUS Propane Tankless Water Heater, 140,000 BTU, Up to 6.8 GPM, Indoor
Instant Hot Water: This upgraded smart propane tankless water heater delivers consistent performance with its 140,000 BTU burner and durable oxygen-free copper heat exchanger. With the latest intelligent heating technology, it provides hot water in just 1 second, giving you instant comfort without the wait
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11% discount
VEVOR Tankless Water Heater Propane, 5.3Gal Instant Water Heater, 100000 BTU, Silver Gray, Smart Temperature Control, Multiple Security Protections, Outdoor Use for Whole House
VEVOR
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11% discount
Rheem SP20867C Natural Gas Water Heater Control Valve Kit
Kit includes: gas valve and installation instructions
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11% discount
APUS Natural Gas Tankless Water Heater, 140,000 BTU, Up to 6.8 GPM, Indoor
Instant Hot Water: This upgraded smart natural gas tankless water heater delivers consistent performance with its 140,000 BTU burner and durable oxygen-free copper heat exchanger. With the latest intelligent heating technology, it provides hot water in just 1 second, giving you instant comfort without the wait.
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10% discount
Rheem RTGH Series 9.5 GPM Liquid Propane Tankless Water Heater Indoor | 199,900 BTUs Super High Efficiency On Demand, Continuous Hot Water | Condensing Ultra-Low Nox | WiFi Enabled
Continuous Hot Water & Comfort When Needed – Provides enough hot water for your entire house, even when using multiple applications such as a shower and dishwasher
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10% discount
CAMPLUX Natural Gas Tankless Water Heater Indoor, Up to 5 GPM 113,000 BTU
4.22 GPM & 102,000 BTU: Gas tankless water heaters delivers consistent hot water to 3-4 fixtures simultaneously, allowing you to have unlimited hot water on demand. No waiting time, no cold water shocks, perfect for busy households, saving time and convenience
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6% discount
Vancepic Tankless Water Heater Natural Gas, Max 3.6 GPM 80000 BTU Indoor On Demand Instant Hot Water Heater with LED Temperature Control Panel
Endless Hot Water for Home: 80,000 BTU power delivers 3.6 GPM max flow, supporting 2–3 simultaneous taps (shower, kitchen, bar) for uninterrupted household use.
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8% discount
Ranein Natural Gas Tankless Water Heater, 8.5 GPM, 190,000 BTU, Outdoor
Fans Placed Underneath: It will be more secure in terms of safety, and no smoke backflow will occur. The blower has large power and can automatically adjust the rotating speed according to the change of external wind pressure and the change of water temperature to provide sufficient oxygen for gas combustion, ensuring full combustion and safer use. Low noise and longer service life.
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6% discount
Propane Tankless Water Heater Indoor, 4.8 GPM 110,000 BTU
POWER FOR MORE - With 4.8 GPM flow, this propane water heater is built to support 3–4 hot water points at the same time, making it ideal for whole house use. From showers to sinks to tubs, one compact heater helps keep hot water flowing where you need it most. Minimum water flow rate requires only 0.6 GPM, ensuring reliable operation even when a low water flow is needed
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9% discount
CAMPLUX 5L Portable Propane Gas Tankless Water Heater, 1.32 GPM Tankless Water Heater With 1.2 GPM Water Pump, AY132BP43, Black
Instant Activation & Seamless Compatibility: Lowest water pressure start up just need 3.0 PSI. Camplux 12V pump pack kits with all essentials included. Water pump has 2 power supply options, use the cigarette lighter cable or the alligator clip cable for charging
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10% discount
CAMPLUX Tankless Water Heater Natural Gas Indoor, Up to 4 GPM 98,500 BTU
3.6 GPM & 82,000 BTU: CAMPLUX CX360 tankless gas water heaters delivers consistent hot water to 2-3 fixtures simultaneously, you can get unlimited hot water on demand. No need to wait, no cold water shocks.
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8% discount
CAMPLUX 4.22 GPM Tankless Water Heater Propane, Propane Water Heater Outdoor, for Camping, Off Grid, Cabins, 110,000 BTU, BD422
110,000 BTU Powerful Output - Unit size 15.8(W)*7.5(D)*25.6(H) inches, weight 25.8 lbs. Operating at 4.22 gallons per minute with a maximum power of 110,000 BTU/hour, it handles water pressures from 4 to 110 PSI. For low-pressure areas, pair it with a 12-volt pump for better performance
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6% discount
Vancepic Natural Gas Tankless Water Heater Indoor,4.3 GPM | 3-4 Point Use for Family, 100,000 BTU, on Demand Instant Hot Water Heater with LED Display, Silent operation, Child Lock Design
AirBoost Combustion, Powerful Hot Water: AirBoost preheated air technology enhances combustion efficiency, delivering up to 100,000 BTU and 4.3 GPM continuous hot water. This natural gas tankless water heater easily supports 3-4 water outlets for whole-house hot water needs.
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Rheem 8kW Multi Fixture Tankless Electric Water Heater - 240V
ON/OFF Dial Control with adjustable digital temperature display
free delivery
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Noritz NR98SVNG 7.5 GPM Indoor/Outdoor Tankless Natural Gas Water Heater
Flow rates up to 9.8 GPM
free delivery
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Noritz NRC66DVNG Indoor Condensing Direct Tankless Hot Water Heater, 6.6 GPM - Natural Gas
Endless hot water
free delivery
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Rinnai V53DeP Propane Tankless Water Heater
Endless Hot Water For Every Need: Enjoy the convenience of our tankless hot water heater with a 5.3 GPM flow rate, delivering unlimited hot water to multiple appliances for your busy household
free delivery
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6% discount
CAMPLUX 82,000 BTU Propane Tankless Water Heater, 3.18 GPM Instant Hot Water System for Whole House, 2-3 Points Use, White with Glass Panel
±2 °F Temperature Control- Benefiting from the calculation and control of the heating power , the temperature difference of the water can be precisely controlled within ±2 °F, no more chilly cold shower
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Noritz NRC66ODNG Outdoor Condensing Tankless Water Heater, 6.6 GPM - Natural Gas
Endless hot water
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Marey Tankless Water Heater Gas, 7.5 GPM, 170,000 BTU, Liquid Propane, CSA Certified, Indoor
Efficient Performance, Smart Design: Our advanced technology ensures high efficiency and long-lasting durability, boasting a powerful 170,000 BTU capacity. Its user-friendly display allows for dynamic power adjustment tailored to your specific needs.
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Rinnai V53DeN Natural Gas Tankless Water Heater
Unlimited Hot Water For Your Family: Enjoy endless hot water with our Rinnai tankless hot water heater, providing a flow rate of 5.3 GPM to serve up to 4 appliances; Say goodbye to cold showers and hello to convenience with this efficient unit
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A.O. Smith GCR-40LP ProMax Plus High Efficiency Liquid Petroleum Gas Water Heater, 40 gal
Blue Diamond glass coating provides superior corrosion resistance to industry-standard glass lining
free delivery
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Noritz NR50ODNG Outdoor Tankless Water Heater, max. 120,000 Btuh, 5.0 Gpm - Natural Gas
Endless hot water
free delivery
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Rinnai CU160iN Commercial Natural Gas Condensing Tankless Water Heater, Indoor Installation, 9 GPM
Energy and Space Efficient Tankless Hot Water Heater: Our commercial hot water heaters feature a space-saving design that conserves energy as it heats only when necessary; Multiple venting options offer installation flexibility
free delivery
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A.O. Smith GPVX-50L ProMax SL Power Vent Gas Water Heater with Side-Mounted Recirculating Taps, 50 gal
Blue Diamond glass coating provides superior corrosion resistance compared to the industry-standard glass lining
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Ranein Propane Gas Tankless Water Heater, 4.3 GPM, 100,000 BTU, Indoor
Powerful On-Demand Heating: 100,000 BTU & 4.3 GPM for this tankless water heater propane, supports 3-4 water points simultaneously, delivers endless propane hot water on demand with no waiting.
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Furrion 2021123985 Tankless Gas Water Heater FWH09A - 2.4 GPM, White
High heating capacity
free delivery
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EZ Ultra HE Natural Gas Indoor Condensing Tankless Water Heater - Digital Display - Whole Home
EZ Tankless
free delivery
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Ranein Propane Gas Tankless Water Heater, 3.6 GPM, 80,000 BTU, Indoor
Powerful On-Demand Heating: 80,000 BTU & 3.6 GPM for this tankless water heater propane, supports 2-3 water points simultaneously, delivers endless propane hot water on demand with no waiting.
free delivery
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5% discount
CAMPLUX Tankless Water Heater, 5.28 GPM OutdoorPropane Camping Gas Water Heater, 20L, BW528,White
Easy to Install-This outdoor water heater runs on a standard 20lb propane tank, the gas regulator is pre-installed, just install the water inlet and shower kit. Install 2pcs D-size batteries. Check for gas leakage before operating
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Ranein Natural Gas Tankless Water Heater, 8.5 GPM, 190,000 BTU, Indoor
Fans Placed Underneath: It will be more secure in terms of safety, and no smoke backflow will occur. The blower has large power and can automatically adjust the rotating speed according to the change of external wind pressure and the change of water temperature to provide sufficient oxygen for gas combustion, ensuring full combustion and safer use. Low noise and longer service life.
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Rheem RTG Series 7.0 GPM Natural Gas Tankless Water Heater Outdoor | 160,000 BTUs High Efficiency On Demand, Continuous Hot Water | Non-Condensing
High-efficiency tankless gas water heater delivers up to 7.0 GPM, perfect for 2–3 bathroom homes with multiple hot water needs like showers and laundry.
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Flame King Portable Tankless Water Heater Propane Gas 10L 2.64 GPM at 68,000 BTU, Outdoor Instant Hot Water Shower for RV, Camping, Farm, Cabins
CSA SAFETY APPROVED: Your family is safe with these protection features: auto-cut off water control, automatic ignition, anti-dry combustion protection, over-pressure, overheating, flameout protection, and anti-frozen protection
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CAMPLUX Propane Tankless Water Heater, Instant Hot Water Heater, 3.18 GPM On Demand, Propane, Indoor, Black
±2 °F Temperature Control- Benefiting from the calculation and control of the heating power , the temperature difference of the water can be precisely controlled within ±2 °F, no more chilly cold shower
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Ranein Propane Gas Tankless Water Heater, 8.5 GPM, 190,000 BTU, Indoor
Fans Placed Underneath: It will be more secure in terms of safety, and no smoke backflow will occur. The blower has large power and can automatically adjust the rotating speed according to the change of external wind pressure and the change of water temperature to provide sufficient oxygen for gas combustion, ensuring full combustion and safer use. Low noise and longer service life.
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Natural Gas Tankless Water Heater,5.26GPM 20L Outdoor,Instant Hot Natural Gas Water Heater with Fahrenheit Digital Display,Multi-Protection
【Tankless Water Heater】– This natural gas tankless water heater features steady temperature control and multiple safety protections, including a flame failure device, anti-freeze protection, and overheating protection. It operates with just 3.6 PSI of water pressure, delivering up to 5.26 gallons of hot water per minute. With a maximum temperature rise of 149°F, this unit is designed exclusively for use with natural gas (LNG).
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CAMPLUX 2.64 GPM Propane Portable Gas WaterHeater, 68,000 BTU Outdoor Tankless CampingWater Heater with Digital Display, White,BW264
CSA Safety Standard-CSA safety standard approved tankless propane water heater,flame failure device, anti-freezing protection, over heating protection to ensure the family safety. Automatically decrease water pressure between 3.6-110 PSI. The anti-freezing drain plug can discharge the residual water to avoid freezing in cold areas or in case of long time no use. The propane hot water heater will shut off automatically when high water temperature protection over 176 °F.
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Rinnai CX199iN SENSEI CX Commercial Tankless Water Heater 199,000 BTU
One Model, Anywhere: This Rinnai tankless water heater is installable indoors or outdoors thanks to our new Versa Vent and powered by either propane or natural gas thanks to a Smart Sense gas control system; RX-OVC vent cap required for outdoor install
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GE Appliances 2.5 Gallon, Versatile Mini Tank Water Heater with Adjustable Thermostat, Easily Installs Under Sink, 120v, GE02P08BAW
COMPACT DESIGN - Ideal in limited spaces like kitchens, bathrooms, laundry rooms, barns, cabins, RVs, garages, sheds, pet washing station, etc
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Rheem RTG Series 8.4 GPM Natural Gas Tankless Water Heater Outdoor | 180,000 BTUs High Efficiency On Demand, Continuous Hot Water | Non-Condensing
High-efficiency tankless gas water heater delivers up to 8.4 GPM, perfect for 2–3 bathroom homes with multiple hot water needs like showers and laundry.
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Rheem RTGH Series 9.5 GPM Natural Gas Tankless Water Heater Indoor | 199,900 BTUs Super High Efficiency On Demand, Continuous Hot Water | Condensing Ultra-Low Nox | WiFi Enabled
Delivers up to 9.5 GPM and 199,900 BTUs, supporting large homes with 3–4 bathrooms for simultaneous showers and appliance use without running out of hot water.
free delivery
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5% discount
CAMPLUX Tankless Water Heater, 4.22 GPM PropaneWater Heater Gas, 110,000 BTU Outdoor CampingWater Heater, Propane Shower, BW422G, Gray
Easy to Install-This outdoor propane water heater runs on a standard 20lb propane gas cylinder, the gas regulator is pre-installed, just install the water inlet and shower kit. Insert 2pcs D-size batteries. Please check for gas leakage before operating
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Ranein 18L Propane Tankless Water Heater, 4.74 GPM, 85,300 BTU, Outdoor
Dimensions: 24" x 7.1" x 13.8" . Weight: 20.7 lbs. Space-saving and easy to install. Operates at a minimum water pressure of 3.6 PSI, ideal for low-pressure rural areas.
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Rheem RTG Series 9.5 GPM Natural Gas Tankless Water Heater Indoor | 199,900 BTUs High Efficiency On Demand, Continuous Hot Water | Non-Condensing
High-efficiency tankless gas water heater delivers up to 9.5 GPM, perfect for 2–3 bathroom homes with multiple hot water needs like showers and laundry.
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GE Appliances 18 Gallon Versatile Plug and Play Electric Water Heater with Adjustable Thermostat, Easily Installs Where You Want It, 120 Volt
WHOLE HOME FLEXIBILITY - Can provide hot water to a single hookup, or to a small house, condo, or apartment
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Rheem PROG50-42N RH67 PV Professional Classic Residential 42K BTU Power Vent Natural Gas Water Heater, 50-Gallon
Uses indoor air for combustion; blower exhausts the flue gases
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CAMPLUX Tankless Water Heater - 2.64GPM Portable Propane Heater for Off Grid, Camping, Outdoor Shower - 68,000 BTU - BW264G - Gray
Portable Design-More usage scenarios to carry on. Enjoy DIY Outdoor Shower, RV Shower, Camping Shower, Outdoor Pet Shower, RV/SUV/MPV, Beach Bathing Boxes, Campsites, Hunting Cabins, Boats, Kid Pools, or just around your house.
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GE Appliances 18 Gallon Versatile Electric Water Heater with Adjustable Thermostat & Drain Valve, Side Port Lowboy, Point of Use, 240 Volt
LOWBOY - Make the most of tight spaces with a water heater that fits where height is a concern
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Rinnai RE180iN Non-Condensing Natural Gas Tankless Water Heater
Smart Design: Improved design of tankless hot water heater only heats when necessary to conserve energy; Speeds installation and enhances serviceability with a cleaner internal layout; LED screen provides service reminders and error codes
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Rinnai RE140eN Non-Condensing Natural Gas Tankless Water Heater
Smart Design: Improved design of tankless hot water heater only heats when necessary to conserve energy; Speeds installation and enhances serviceability with a cleaner internal layout; LED screen provides service reminders and error codes
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Propane Tankless Water Heater, 4.21GPM 16L Indoor,Constant propane water heater,Instant Hot Propane Gas Water Heater with Fahrenheit Digital Display,Multi-Protection
【Tankless Water Heater】- Propane Tankless Water Heater with Steady Temperature Control & Multiple Safety Protections (Flame Failure Device, Overheating Protection). Only 3.6PSI water pressure required, outputs 4.21 gallons of hot water per minute, maximum temperature raise up to 75°C. Applicable exclusively to Propane (LPG).
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CAMPLUX 1.58 GPM Portable Tankless Water Heater with Water Pump Kit, Propane Water Heater Outdoor with 1.2 GPM Pump, 41,000 BTU, BD158P43
1.58 GPM 41,000 BTU Hot Water - Temperature rise ranges from 50°F to 122°F. Includes LED display and adjustable gas/water flow knobs for propane camping shower. Allows for about 45*10-minute showers with a 20lb cylinder (varying conditions of use will affect)
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RecPro RV Tankless Water Heater | 42,000 BTU | White | 15" Door
Optimal size options - Choose from two door size options, 15"H x 15"W or 18"H x 18"W, to fit your specific RV needs. Either way, the compact design of this water heater allows for easy installation in your RV's tight spaces.
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GE Appliances 10 Gallon Versatile Plug and Play Electric Water Heater with Adjustable Thermostat, Easily Installs Where You Want It, 120 Volt
EASY INSTALLATION - Installs in minutes with existing plumbing. Uses standard 3/4-in NPT compatible water connections and connects into any 120-Volt supply
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Rheem IKONIC 10.1 GPM Natural Gas Tankless Water Heater Indoor | 180,000 BTUs Super High Efficiency On Demand, Instant Hot Water | Condensing Ultra-Low Nox | Wifi Enabled | Recirculation
Continuous Hot Water & Comfort When Needed – The Rheem IKONIC RECTGH-SR10iN Super High Efficiency condensing tankless gas water heater with recirculation provides enough immediate hot water for your entire house, even when using multiple applications such as a shower and dishwasher
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5% discount
GASLAND Gasmart C 113,000 BTU Natural Gas Tankless Water Heater Indoor, Max 5 GPM On Demand Hot Water Heater with 3“ Exhaust Pipe, 120 Volt,Black
POWERFUL 5 GPM NATURAL GAS PERFORMANCE: Designed specifically for Natural Gas (NG) usage, the CS422BNG delivers a robust 113,000 BTU output with a high flow rate of up to 5 Gallons Per Minute (GPM). This high-capacity unit effortlessly provides endless hot water for 3–5 water outlets throughout the house, making it the ideal whole-home solution for families using municipal gas lines.
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CAMPLUX Propane Tankless Water Heater with Pump F10 Pro, 2.64 GPM Camping Gas Water Heater with Pump Pack Kits, Outdoor Installation, First Series, White
【World's Smallest Size in 2.64 GPM Models】Weights 15 lbs, product size 12.9(L) x 5.9(W) x 18.5(H) inches. The world's smallest and lightest water heater in its class
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Natural Gas Tankless Water Heater, 4.74 GPM 18L Indoor,Constant propane water heater,Instant Hot Natural Gas Water Heater with Fahrenheit Digital Display,Multi-Protection
【Tankless Water Heater】- Natural Gas Tankless Water Heater with Steady Temperature Control & Multiple Safety Protections (Flame Failure Device, Overheating Protection). Only 3.6PSI water pressure required, outputs 4.74 gallons of hot water per minute, maximum temperature raise up to 75°C. Applicable exclusively to Natural Gas (LNG).
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Rheem IKONIC 11.2 GPM Natural Gas Tankless Water Heater Indoor | 199,900 BTUs Super High Efficiency On Demand, Instant Hot Water | Condensing Ultra-Low Nox | Wifi Enabled | Recirculation
Continuous Hot Water & Comfort When Needed – The Rheem IKONIC RECTGH-SR11iN Super High Efficiency condensing tankless gas water heater with recirculation provides enough immediate hot water for your entire house, even when using multiple applications such as a shower and dishwasher
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Rheem PROG50-36P RH62 Professional Classic Tall Residential 36K BTU Atmospheric Liquid Propane Gas Water Heater, 50-Gallon
Low Emissions: Eco-friendly burner, low Knox design, Meets 40 ng/J Knox requirements
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GEARPASS Propane Gas Tankless Water Heater, 5.3 GPM, 130,000 BTU Indoor
TANKLESS PROPANE WATER HEATER - This propane tankless water heater provides up to 5.3 GPM output and 130,000 BTU heating capacity, supporting simultaneous hot water supply for multiple outlets to meet everyday household needs. Operating water pressure range: 2.9–116 PSI. Designed for Propane (LPG) only.
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Natural Gas Tankless Water Heater, 4.21GPM 16L Indoor,Constant propane water heater,Instant Hot Natural Gas Water Heater with Fahrenheit Digital Display,Multi-Protection
【Tankless Water Heater】- Natural Gas Tankless Water Heater with Steady Temperature Control & Multiple Safety Protections (Flame Failure Device, Overheating Protection). Only 3.6PSI water pressure required, outputs 4.21 gallons of hot water per minute, maximum temperature raise up to 75°C. Applicable exclusively to Natural Gas (LNG).
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Rheem RTG Series 7.0 GPM Liquid Propane Tankless Water Heater Indoor | 160,000 BTUs High Efficiency On Demand, Continuous Hot Water | Non-Condensing
High-efficiency tankless gas water heater delivers up to 7.0 GPM, perfect for 2–3 bathroom homes with multiple hot water needs like showers and laundry.
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Natural Gas Tankless Water Heater, 4.74 GPM 18L Indoor,Constant propane water heater,Instant Hot Natural Gas Water Heater with Fahrenheit Digital Display,Multi-Protection
【Tankless Water Heater】- Natural Gas Tankless Water Heater with Steady Temperature Control & Multiple Safety Protections (Flame Failure Device, Overheating Protection). Only 3.6PSI water pressure required, outputs 4.74 gallons of hot water per minute, maximum temperature raise up to 75°C. Applicable exclusively to Natural Gas (LNG).
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Rheem IKONIC 8.4 GPM Natural Gas Tankless Water Heater Indoor | 157,000 BTUs Super High Efficiency On Demand, Instant Hot Water| Condensing Ultra-Low Nox | WiFi Enabled | Recirculation
Continuous Hot Water & Comfort When Needed – The Rheem IKONIC RECTGH-SR84iN Super High Efficiency condensing tankless gas water heater with recirculation provides enough immediate hot water for your entire house, even when using multiple applications such as a shower and dishwasher
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FOGATTI Tankless Water Heater Gas Propane Outdoor On Demand CSA Certified
Instant Hot Water: Say goodbye to preheating delays! FOGATTI tankless water heater delivers continuous hot water instantly, powered by 180,000 BTU and up to 8.1 GPM flow rate. Whether it’s for showers, sinks, or appliances, even for 3-5 outlet points, it ensures uninterrupted hot water
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Rheem Prestige Condensing Tankless Gas Indoor Natural Gas Water Heater With Built-in Recirculation 10.0 GPM - RTGH-RH10DVLN
Hot water without the wait - or the waste
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Rheem RTGH Series 8.4 GPM Natural Gas Tankless Water Heater Indoor | 157,000 BTUs Super High Efficiency On Demand, Continuous Hot Water | Condensing Ultra-Low Nox
Flow rate of 0.4 - 8.4 GPM
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Propane Tankless Water Heater, 4.74 GPM 18L Indoor,Constant propane water heater,Instant Hot Propane Gas Water Heater with Fahrenheit Digital Display,Multi-Protection
【Tankless Water Heater】- Propane Tankless Water Heater with Steady Temperature Control & Multiple Safety Protections (Flame Failure Device, Overheating Protection). Only 3.6PSI water pressure required, outputs 4.74 gallons of hot water per minute, maximum temperature raise up to 75°C. Applicable exclusively to Propane (LPG).
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Rheem Prestige Condensing Tankless Gas Indoor Natural Gas Water Heater With Built-in Recirculation 11.0 GPM - RTGH-RH11DVLN
Hot water without the wait - or the waste
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FOGATTI Tankless Water Heater Natural Gas Outdoor On Demand CSA Certified
Efficient Tankless Heating: The FOGATTI tankless water heater gas occupies only a third of the size of traditional heaters while delivering five times the performance. With 120,000 BTU and 5.1 GPM flow rate, it provides instant, endless hot water, supporting 2-4 outlets at once, making it perfect for whole house with medium family
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80,000 BTU ORBEK Propane Tankless Water Heater, Up to 3.6 GPM, Indoor
【Endless On-Demand Hot Water】The Orbek tankless water heater propane requires only 0.53 GPM to start, providing a flow rate of up to 3.6 gallons of hot water per minute and 80,000 BTU of heat. It can provide a continuous supply of hot water to 2-3 outlets at the same time, making it suitable as a whole-house water heater or a practical gift for friends and family
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Rheem RTGH Series 9.0 GPM Natural Gas Tankless Water Heater Indoor | 180,000 BTUs Super High Efficiency On Demand, Continuous Hot Water | Condensing Ultra-Low Nox
Flow rate of 0.4 - 9 GPM
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Rheem RTG Series 8.4 GPM Liquid Propane Tankless Water Heater Indoor | 180,000 BTUs High Efficiency On Demand, Continuous Hot Water | Non-Condensing
High-efficiency tankless gas water heater delivers up to 8.4 GPM, perfect for 2–3 bathroom homes with multiple hot water needs like showers and laundry.
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Rheem RTG Series 8.4 GPM Liquid Propane Tankless Water Heater Oudoor | 180,000 BTUs High Efficiency On Demand, Continuous Hot Water | Non-Condensing
High-efficiency tankless gas water heater delivers up to 8.4 GPM, perfect for 2–3 bathroom homes with multiple hot water needs like showers and laundry.
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Rinnai REP160iN Smart-Circ Natural Gas Tankless Water Heater
Smart-Circ Intelligent Recirculation: Tankless hot water heater offers a built-in recirculation pump and Smart-Circ technology that learns your water use patterns, then schedules pump and recirculation accordingly for energy efficiency and convenience
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MIZUDO Propane Tankless Water Heater, 90,000 BTU, Up to 4.0 GPM, Indoor
Upgraded Temp Control: Mizudo Gen 2 Mizudo tankless water heater propane will self-modulate water temp by the interaction between the gas proportional valve and built-in chip to ensure that the temperature difference is within ±1°F, provide you with a constant temperature and comfortable bathing experience
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Rheem RTG Series 7.0 GPM Liquid Propane Tankless Water Heater Outdoor | 160,000 BTUs High Efficiency On Demand, Continuous Hot Water | Non-Condensing
High-efficiency tankless gas water heater delivers up to 7.0 GPM, perfect for 2–3 bathroom homes with multiple hot water needs like showers and laundry.
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FOGATTI Tankless Water Heater Natural Gas Indoor On Demand CSA Certified
Powerhouse Performance: The FOGATTI tankless water heater takes up a third of the space of traditional tank heaters but delivers 5 times the performance. With a high heating power of 120,000 BTU and a flow rate of 5.1 GPM, it provides endless hot water on demand, perfect for multitasking households
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Rinnai RX160iN Condensing Smart Sense Tankless Water Heater
One Model, Anywhere: This Rinnai tankless water heater is installable indoors or outdoors thanks to our new Versa Vent and powered by either propane or natural gas thanks to a Smart Sense gas control system; RX-OVC vent cap required for outdoor install
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ThermoMate Condensing Tankless Water Heater Natural Gas, Up to 5.28 GPM
[Save 15% & Dual Heat Exchanger] - With potential savings of 15% compared to non-condensing units, this condensing tankless water heater delivers outstanding 0.86 UEF efficiency, dramatically reducing energy usage and operational expenses. This performance is made possible by an innovative dual heat exchange system, which combines a corrosion-resistant stainless steel condensing heat exchanger with a highly conductive oxygen-free copper heat exchanger, captures and reuses waste heat that conventional units lose, to maximize heat recovery.
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120,000 BTU ORBEK Natural Gas Tankless Water Heater, 5.1 GPM, Outdoor
【Endless On-Demand Hot Water】The Orbek tankless water heater gas outdoor delivers 120,000 BTU heating capacity with 5.1 GPM high flow rate, featuring innovative 0.53 GPM low-flow start technology. It can provide a continuous supply of hot water to 2-4 outlets at the same time, making it suitable as a whole-house water heater or a practical gift for friends and family
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CAMPLUX Natural Gas Tankless Water Heater, Up to 3.06 GPM 75,000 BTU
【2.64 GPM Gas Water Heater】CAMPLUX gas tankless water heater delivers endless hot water on demand for 1-2 water points, which is perfect for small living spaces such as tiny houses, mobile homes, and apartments
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Rinnai RX130iN Condensing Smart Sense Tankless Water Heater
One Model, Anywhere: This Rinnai tankless water heater is installable indoors or outdoors thanks to our new Versa Vent and powered by either propane or natural gas thanks to a Smart Sense gas control system; RX-OVC vent cap required for outdoor install
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MIZUDO Natural Gas Tankless Water Heater, 90,000 BTU/h, 4.0 GPM, Indoor
Upgraded Temp Control: Mizudo Gen 2 water heater will self-modulate water temp by the interaction between the gas proportional valve and built-in chip to ensure that the temperature difference is within ±1°F, provide you with a constant temperature and comfortable bathing experience
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FOGATTI Tankless Water Heater Gas Propane Outdoor On Demand CSA Certified
Efficient Tankless Heating: The FOGATTI tankless water heater propane occupies only a third of the size of traditional heaters while delivering five times the performance. With 120,000 BTU and 5.1 GPM flow rate, it provides instant, endless hot water, supporting 2-4 outlets at once, making it perfect for whole house with medium family
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GASLAND Goshower G5 Pro Portable Propane Tankless Water Heater – 1.32 GPM, 34,000 BTU, With Water Pump & Strainer, Ultra-Slim 5L for Camping, Off-Grid, Outdoor Shower
Safety Features - Overheat Protection: Shuts down automatically if water temperature exceeds 185°F (85°C). Flameout Protection: Cuts off gas immediately if the flame goes out, preventing gas leaks. Anti-Dry combustion protection: Stops gas flow if water stops running through the unit.
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CAMPLUX 2.64 GPM Tankless Propane Water Heater, Portable Water Heater Outdoor with Overheating Protection, for Camping, Cabins, Barns, Easy Installation, 68,000 BTU, BD264
Compact, Light Weight, Portable Design - Size 13.0(W)*7.3(D)*21.7(H) inches, weight 18 lbs. Compact and portable design perfect for barns, cabins, outdoor instant hot water and road trips. With CSA safety certification ensures your and your family's safety
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ORBEK Tankless Water Heater Natural Gas Indoor, 100K BTU 4.3 GPM,OFC Copper
【Endless On-Demand Hot Water】The Orbek tankless water heater gas indoor delivers 100,000 BTU capacity with 4.3GPM high flow rate, featuring innovative 0.53GPM low-flow start technologyonly. It can provide a continuous supply of hot water to 2-3 outlets at the same time, making it suitable as a whole-house water heater or a practical gift for friends and family
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APUS Propane Tankless Water Heater, 95,000 BTU, 4.42 GPM, Indoor
Powerful & High-Capacity: This high-performance propane tankless water heater delivers 95,000 BTU heating capacity with 4.42GPM high flow rate, featuring innovative 0.66GPM low-flow start technology. As a versatile propane tankless water heater, it meets simultaneous hot water demands for 2 showers plus 1 sink while maintaining stable temperatures even during peak usage
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APUS Natural Gas Tankless Water Heater, 190,000 BTU, Outdoor
Whole-Home Hot Water: This high-efficiency gas tankless water heater delivers 190,000 BTU and 8.1 gallons per minute of instant hot water, making it the perfect on demand water heater for whole-house use. Our advanced tankless water heater gas system effortlessly supplies 3 showers + 2 faucets simultaneously, while the ultra-low 0.79 GPM minimum flow ensures this hot water heater performs reliably even with weak water pressure
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Tankless Water Heater Natural Gas, 4.74 GPM 18L Indoor Instant Hot Water Heater with Digital Fahrenheit Display Multi-Protection Constant Temperature for Home & Apartment
【Tankless Water Heater】- Natural Gas Tankless Water Heater with Steady Temperature Control & Multiple Safety Protections (Flame Failure Device, Overheating Protection). Only 3.6PSI water pressure required, outputs 4.76 gallons of hot water per minute, maximum temperature raise up to 75°C. Applicable exclusively to Natural Gas (LNG).
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Propane Tankless Water Heater, 4.74 GPM 18L Indoor, Instant Hot Propane Gas Water Heater, Constant propane water heater with Fahrenheit Digital Display,Multi-Protection
【Tankless Water Heater】- Propane Tankless Water Heater with Steady Temperature Control & Multiple Safety Protections (Flame Failure Device, Anti-Freezing Protection, Overheating Protection). Only 0.2 MPa (29 PSI) minimum water pressure required (suitable for 0.2–0.8 MPa), outputs 4.74 gallons of hot water per minute. Applicable exclusively to Propane (LPG).
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ThermoMate CZ422NG, Natural Gas Tankless Water Heater Indoor, Up to 5 GPM
[Max 5 GPM & 113,000 BTU] - The ThermoMate instant hot water heater can supply two showers simultaneously, each delivering 105°F water at a flow rate of 2 GPM, based on an inlet water temperature of 65°F. No waiting time, no cold water shocks, perfect for busy households. Adopting advanced water flow sensor, the built-in chip can adjust the heating power 20,000 times per second, ensuring that the hot water within ±1°F fluctuations for a comfortable shower experience.
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5% discount
GASLAND BS318 Outdoor Propane Tankless Water Heater 3.18GPM, 12L Portable Hot Water Heater for Cabin, Barn, Camping, RV, Overheating Protection, Easy to Install, White
3.18GPM/12L Propane Water Heater - Maximum power output 82,000BTU/Hr. The temperature raise is 109.4°F (43°C) at its highest point and 55.4°F (13°C) is at its lowest point of 3.18 GPM. Also, 3.18 gallons of hot water can be produced per minute at the flow rate of 3.18 GPM. Low water pressure start up, just need 3.6 PSI of water pressure to start.
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CAMPLUX 2.64 GPM Portable Tankless Water Heater, Outdoor Propane Water Heater with 4.33" S/S Rain Cap, for Camping, Cabin, Windproof Design, 68,000 BTU, BD264C
Portable On Demand Hot Water - Portable water heater is rated at 2.64 GPM and has 68,000 BTU/hour maximum heat output. No need for complex settings, with LED display & gas/water flow control knobs, easily get the temperature rise at 50°F-122°F
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A. O. Smith Water Heater | 8 GPM, 190K BTU | NG Indoor, X3 | ATI-310CX3
Enjoy Continuous Flow: This heater allows a flow rate up to 8.0 GPM while X3 Scale Prevention Technology prevents scale buildup and maintains like-new performance longer. No annual descaling or isolation valves required.
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VEVOR Electric Water Heater, 18 Gallon Tank Instant Hot Water Heater, 1.6KW Tankless Water Heater with Knob Control, IPX4 Waterproof Side Connection On Demand Heaters for Shower, Bath
18-Gallon Water Capacity: With a 18-gallon/70L storage capacity, this heater provides ample hot water for family needs, including dishwashing and laundry. Its 1600W high-power heating reduces wait time for hot water at the faucet.
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GASLAND BS264 Outdoor Propane Tankless Water Heater 2.64GPM, 10L Portable Hot Water Heater for Cabin, Barn, Camping, RV, Overheating Protection, Easy to Install, White
2.64GPM/10L Propane Water Heater - Maximum power output 68,000BTU/Hr. The temperature raise is 109.4°F (43°C) at its highest point and 55.4°F (13°C) is at its lowest point of 2.64 GPM. Also, 2.64 gallons of hot water can be produced per minute at the flow rate of 2.64 GPM. Low water pressure start up, just need 3.6 PSI of water pressure to start.
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FOGATTI Tankless Water Heater Natural Gas Outdoor On Demand CSA Certified
Instant Hot Water: Say goodbye to preheating delays! FOGATTI tankless water heater delivers continuous hot water instantly, powered by 180,000 BTU and up to 8.1 GPM flow rate. Whether it’s for showers, sinks, or appliances, even for 3-5 outlet points, it ensures uninterrupted hot water
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Westinghouse Indoor Natural Gas Tankless Water Heater, 5.1 GPM, 120,000 BTU
【On-Demand Efficiency】 Westinghouse tankless water heater works only needed, saving energy and costs. Compact yet powerful for whole-home or commercial use. LED display shows temperature, working state and error codes
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RIWORY 102000 BTU Tankless Water Heater Propane Indoor, Max 4.3 GPM Intelligent Constant Liquid Propane Whole House Instant Hot Water Heater with Freeze Protection, 3/4" NPT, for 3-4 Water Points
【4.3 GPM | 102,000 BTU】: Riwory tankless gas hot water heater can provide up to 4.3 GPM flow and 102,000 BTU heating capacity, which can delivers endless hot water on demand for 3-4 water points, can meet the daily use of residences
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Rinnai RXP160iN Condensing Smart Sense Tankless Water Heater
One Model, Anywhere: This Rinnai tankless water heater is installable indoors or outdoors thanks to our new Versa Vent and powered by either propane or natural gas thanks to a Smart Sense gas control system; RX-OVC vent cap required for outdoor install
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Novieex Natural Gas Tankless Water Heater Up to 4.3 GPM 100,000 BTU, Indoor
【Note 】 This 4.3GPM on demand water heater requires natural gas
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Natural Gas Tankless Water Heater, Outdoor Installation, Up to 5.3 GPM 130000 BTU On Demand Residential Natural Gas Instant Hot Water Heater Outdoor with Remote Controller, 110V, CSA Certificated,Gray
[Advantages of an Outdoor Tankless Natural Gas Water Heater] - It can be installed outdoors to save space and reduce safety risks compared to an indoor water heater; It does not need to wait 30 minutes for preheating compared to a tank water heater; A natural gas water heater is more energy efficient compared to an electric water heater and allows you to enjoy endless hot water
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CAMPLUX F10 Ultra, 2.64 GPM Thermostatic Portable Propane Water Heater, ±1℉ Precision Temperature Control, High Flow 10L Outdoor Hot Water System for Family Camping, RV, Cabin, Pet Wash
【The World’s 1st Thermostatic Propane Water Heater】No more cold or scalding showers. This 2.64 GPM constant temperature water heater locks in your ideal temperature with ±1°F precision control. Even with back‐to‐back showers, the water stays perfectly consistent. Enjoy home-like comfort anywhere you go
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MIZUDO Tankless Water Heater Natural Gas Indoor WiFi, 180K BTU 7.9 GPM
[Advanced Sealed Combustion System]: Mizudo tankless gas water heater features a closed combustion design that draws external air for operation, preserving indoor air quality without affecting your home's environment
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Westinghouse Tankless Water Heater Natural Gas Outdoor, CSA Certified
【On-Demand Efficiency】 Westinghouse tankless water heater works only needed, saving energy and costs. Compact yet powerful for whole-home or commercial use. remote control LED panel shows temperature, working state and error codes
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Heatrova Natural Gas Tankless Water Heater, 4.3 GPM, 102,000 BTU, 3/4" NPT
INSTANT HOT WATER FOR LARGER HOMES:This indoor natural gas tankless water heater delivers instant hot water on demand with a powerful 4.3 GPM flow rate and 102,000 BTU heating capacity, providing endless hot water for 3–4 fixtures simultaneously. Ideal for showers, kitchens, and bathrooms in larger residential homes.
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Natural Gas Tankless Water Heater, Outdoor Installation, Up to 5.3 GPM 130000 BTU On Demand Residential Natural Gas Instant Hot Water Heater Outdoor with Remote Controller, 110V,CSA Certificated,White
[Advantages of an Outdoor Tankless Natural Gas Water Heater] - It can be installed outdoors to save space and reduce safety risks compared to an indoor water heater; It does not need to wait 30 minutes for preheating compared to a tank water heater; A natural gas water heater is more energy efficient compared to an electric water heater and allows you to enjoy endless hot water
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RIWORY 102000 BTU Natural Gas Tankless Water Heater, Max 4.3 GPM Intelligent Constant Indoor Instant Gas On Demand Hot Water Heater Tankless with Freeze Protection, 3/4" NPT, for 3-4 Water Points
【4.3 GPM | 102,000 BTU】: Riwory tankless gas hot water heater can provide up to 4.3 GPM flow and 102,000 BTU heating capacity, which can delivers endless hot water on demand for 3-4 water points, can meet the daily use of residences
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Heatrova Propane Gas Tankless Water Heater, 4.3 GPM, 102,000 BTU, 3/4" NPT
INSTANT HOT WATER FOR LARGER HOMES:This indoor propane (LPG) tankless water heater delivers instant hot water on demand with a powerful 4.3 GPM flow rate and 102,000 BTU heating capacity, providing endless hot water for 3–4 fixtures simultaneously. Ideal for showers, kitchens, and bathrooms in larger residential homes.
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CAMPLUX 6 Gallon RV Water Heater, Propane & Electric Hybrid, Black
Hybrid Propane & Electric Heating — Fast Hot Water for Any Camping Setup:CAMPLUX 6 gallon RV water heater gives you true flexibility with propane, electric, or hybrid heating modes. Run propane when boondocking, switch to electric at RV parks to save fuel, or combine both for fast recovery times when multiple people need hot showers. Whether you're full-time RV living or weekend camping, this hybrid system ensures consistent hot water whenever you need it.
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CAMPLUX Climatech 5 Tankless Water Heater Gas Outdoor 5.28 GPM Up to 6.4 GPM, 150,000 BTU On Demand Instant Tankless Hot Water Heater Natural Gas, Outdoor Installation, White, WA528, CSA
【5.28 GPM Hot Water Heater】Tankless water heaters delivers 5.28 GPM instant hot water on demand, which can provide endless hot water on demand for 2- 3 water points at the same time. Bathroom*3, Laundry room *2, Kitchen *2, Garage*1
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GASLAND Compact Natural Gas Tankless Water Heater Indoor, Up to 4.22 GPM 102,000 BTU Instant On-Demand Water Heater, Extremely Compact, Ultra Quiet, More Stable Temp for Residential Use, CG422NG
【Exceptional Temperature Stability】Enjoy steady hot water from every faucet—even with multiple taps running at once. This indoor natural gas tankless water heater system keeps the temperature constant regardless of changes in water pressure or weather. Plus, hot water restarts instantly after turning the tap back on—no waiting, no fluctuations.
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Rinnai RSC199eN Smart-Circ Condensing Gas Tankless Water Heater, Super High Efficiency Plus Natural Gas Water Heater, Up to 11 GPM, Outdoor Installation, 199,000 BTU
Smart-Circ Intelligent Recirculation: This tankless hot water heater features Smart-Circ technology that learns your water usage patterns, then schedules pump and recirucation accordinlgy for superior energy efficiency and convenience
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CAMPLUX 150,000 BTU Tankless Water Heater Natural Gas Outdoor Up to 6.4 GPM
Up to 6.4 GPM Tankless Hot Water Heater: Up to 6.4 GPM, each delivering 105°F water at a flow rate of 2 GPM, based on an inlet water temperature of 65°F. Outdoor Installation tankless water heaters gas delivers 5.28 GPM instant hot water on demand, which can provide endless hot water on demand for 3 - 5 water points at the same time. Bathroom*3, Laundry room *2, Kitchen *2, Garage*1. Authentic traffic metrics, not fake.
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Propane Tankless Water Heater Outdoor,5.26GPM 20L Outdoor,Instant Hot Propane Gas Water Heater with Celsius Digital Display,Multi-Protection
VELPAX
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ORBEK Outdoor Propane Tankless Water Heater, 16L
Endless On Demand Hot Water: 120K BTU propane outdoor tankless heater delivers 5.1 GPM with 0.53 GPM low flow start. Provides continuous hot water to 2 to 4 outlets simultaneously, whole house for families.
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Noritz GQ-C3261WX-FF US NG EZ Series Pro 11.1 GPM 199,900 BTU 120 Volt Residential Indoor/Outdoor Natural Gas Tankless Water Heater with Bluetooth Connectivity
Efficient tankless water heaters
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ThermoMate 98,500 BTU Propane Tankless Water Heater Indoor, Up to 4 GPM
thermomate
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Rinnai RUCS65IN Tankless Hot Water Heater, Natural Gas
Endless Hot Water: Our tankless hot water heaters let you enjoy unlimited hot water flow throughout the house with a compact and durable design that fits your home and lifestyle
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Westinghouse 120,000 BTU Natural Gas Tankless Water Heater Outdoor, 5.1GPM
Westinghouse
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Rinnai REP199eN Smart-Circ Natural Gas Tankless Water Heater
Smart-Circ Intelligent Recirculation: Tankless hot water heater offers a built-in recirculation pump and Smart-Circ technology that learns your water use patterns, then schedules pump and recirculation accordingly for energy efficiency and convenience
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A. O. Smith Water Heater | 6.6 GPM, 120K BTU | NG Outdoor | ATO-140H 100
ProLine XE Ultra-Low NOx Outdoor 120,000 BTU Condensing Natural Gas Tankless Water Heater ATO-140H. Continuous hto water flow rate up to 6.6 GPM.
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Vancepic Tankless Water Heater Natural Gas, Max 8.5 GPM 190000 BTU | Indoor On Demand Instant Hot Water Heater with LED Temperature Control Panel
Powerhouse Whole-House Hot Water: 190,000 BTU max input & 8.5 GPM flow rate, supporting 4–6 simultaneous taps—meets super high-demand for large villas or big families without interruption.
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Rinnai RE140iN Non-Condensing Natural Gas Tankless Water Heater
Smart Design: Improved design of tankless hot water heater only heats when necessary to conserve energy; Speeds installation and enhances serviceability with a cleaner internal layout; LED screen provides service reminders and error codes
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A. O. Smith Water Heater | 10 GPM, 199K BTU | NG or Propane | ATI-510CX3
ProLine XE Concentric Vent Indoor 199,000 BTU Non-Condensing Natural Gas Tankless Water Heater with X3 Scale Prevention Technology - Indoor Natural Gas 510CX3
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5% discount
APUS Propane Tankless Water Heater, 190,000 BTU, 8.1 GPM, Outdoor
APUS
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Echoslife Tankless Water Heater Natural Gas Up to 4.3 GPM, 102,000 BTU
【Natural Gas Tankless Water Heater】This natural gas tankless water heater delivers a powerful 4.3 GPM flow rate, providing continuous hot water for showers, sinks, and appliances without running out. 102,000 BTU/hr output, it heats water instantly and efficiently, ensuring stable temperatures even during high-demand usage.
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EXCEL TANKLESS GAS WATER HEATER Vent Free (LOW WATER PRESSURE STARTUP) 1.6 GPM PROPANE LPG
PROPANE GAS LPG UNIT
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Natural Gas Tankless Water Heater, 4.74 GPM 18L Indoor, Instant Hot Natural Gas Water Heater Constant propane water heater with Fahrenheit Digital Display,Multi-Protection
【Tankless Water Heater】- Propane Tankless Water Heater with Steady Temperature Control & Multiple Safety Protections (Flame Failure Device, Anti-Freezing Protection, Overheating Protection). Only 0.2 MPa (29 PSI) minimum water pressure required (suitable for 0.2–0.8 MPa), outputs 4.74 gallons of hot water per minute. Applicable exclusively to Natural Gas (LNG).
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5% discount
GASLAND Gasmart C Propane Gas Tankless Water Heater Indoor, Max 5 GPM 113,000 BTU,CSA Certified,On Demand Hot Water Heater with 3" Exhaust Pipe, 120 Volt, Black
Powerful 5.0 GPM Whole Home Hot water: Engineered with a robust 113,000 BTU output, the CS422BLP delivers a high flow rate of up to 5 Gallons Per Minute (GPM). This high-capacity propane tankless water heater effortlessly supplies endless hot water for 3–5 water outlets throughout the house, ensuring a comfortable hot water experience for the whole family.
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CAMPLUX Outdoor Tankless Water Heater Propane, 4.22 GPM Propane Tankless Water Heater, 16L Outdoor Water Heater for Camping, Remote Cabins, Tiny House & Mobile Home, 110,000 BTU, BW422
Easy To Install-Install your Camplux water heater in just 5 minutes, complete with all necessary accessories. Note: To avoid "caught on fire "with improper operation by refraining from using Teflon tape between the gas regulator and inlet pipe.
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Rheem RTG Series 9.5 GPM Natural Gas Tankless Water Heater Indoor | 199,900 BTUs High Efficiency On Demand, Continuous Hot Water | Non-Condensing | WiFi Enabled
High Performance Natural Gas Tankless Water Heater delivers endless instant hot water on demand for whole house residential use | 9.5 GPM at 35°F temperature rise provides 199,900 BTU/hr output for 3-4 simultaneous showers | Never run out of hot water again
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Noritz NR83DVCNG Residential Indoor Concentric Vent Tankless Hot Water Heater, max. 180,000 Btuh, 8.3 Gpm - Natural Gas
Endless hot water
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Ranein 12L Propane Tankless Water Heater, 3.18 GPM, 68,000 BTU, Outdoor
Compact Space-Saver: Measuring 21.7" x 7.1" x 13" at 18 lbs, this portable unit installs effortlessly. Operates at 3.6 PSI – solves low-pressure challenges in rural camping areas!
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APUS Propane Tankless Water Heater, 80,000 BTU, 3.6 GPM Indoor
80,000 BTU + 3.6 GPM for 2–3 Water Points: APUS propane water heater Delivers on-demand hot water for a shower, sink and second fixture in a 1–2 person home, apartment or tiny home; the 0.53 GPM low-flow start helps trigger heating during lighter use.
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Vancepic Natural Gas Tankless Water Heater, Indoor Max 3.6 GPM | 80,000 BTU Instant Hot Water Heater
Powerful On-Demand Heating: 80,000 BTU & 3.6 GPM for this tankless water heater natural gas, supports 2-3 water points simultaneously, delivers endless natural gas hot water on demand with no waiting.
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Tankless Water Heater, CAMPLUX 1.58 GPM Propane Portable Water Heater With Pump Kit, Gray, BW158GP60
Easy Setup - Pre-installed gas regulator and all accessories feature quick-connect fittings, making installation effortless
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CAMPLUX Natural Gas Tankless Water Heater Indoor, Up to 5 GPM 113,000 BTU
CAMPLUX ENJOY OUTDOOR LIFE
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Ranein Natural Gas Tankless Water Heater, 5.3 GPM, 130,000 BTU, Indoor
Fans Placed Underneath: It will be more secure in terms of safety, and no smoke backflow will occur. The blower has large power and can automatically adjust the rotating speed according to the change of external wind pressure and the change of water temperature to provide sufficient oxygen for gas combustion, ensuring full combustion and safer use. Low noise and longer service life.
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APUS Natural Gas Tankless Water Heater, 80,000 BTU, 3.6 GPM Indoor
80,000 BTU + 3.6 GPM for 2–3 Water Points: Supplies tankless water heater gas on-demand hot water for a shower, sink and second fixture in a 1–2 person home, apartment or tiny home; 0.53 GPM low-flow start supports lighter demand.
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Natural Gas Tankless Water Heater Indoor, 4.8 GPM Powerful Instand on Demand Gas Hot Water Heater 110,000 BTU, LED Touch Screen Residential Waterheater for Wholehouse, Exhaust Pipe Included
POWER FOR MORE - With 4.8 GPM flow, this natural gas water heater is built to support 3–4 hot water points at the same time, making it ideal for whole house use. From showers to sinks to tubs, one compact heater helps keep hot water flowing where you need it most. Minimum water flow rate requires only 0.6 GPM, ensuring reliable operation even when a low water flow is needed
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CAMPLUX Tankless Water Heater Natural Gas, Up to 3.8 GPM 82,000 BTU
Performance: Camplux Up to 3.8 GPM natural gas tankless water heater boasts a heating capacity of 820,000 BTU and a hot water flow rate of 3.18 gallons per minute (GPM). It can provide continuous hot water for 2-3 water supply points, making it sufficient to meet the hot water needs of a household's bathroom, kitchen, and bar area.
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MIZUDO 199K BTU Natural Gas Tankless Water Heater,Max 10.3 GPM,Indoor
[Advanced Sealed Combustion System]: Mizudo tankless gas water heater features a closed combustion design that draws external air for operation, preserving indoor air quality without affecting your home's environment
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We have found a total of 166 gas water heaters deals at amazon, Ferguson Home, Zoro, and other shops for you. The most popular brands include: CAMPLUX ENJOY OUTDOOR LIFE, Rheem, and Rinnai. Today's offer is Furrion Tankless Gas Water Heater, White, 2.4 GPM, 60,000 BTU, Antifreeze Protection, Propane w/Electric Ignition, Wall Thermostat, Retrofit RV Water Heater Upgrade, Safety Shutoff – FWH09AFA-AM with 26% discount. The lowest price we found in our offers is $ 209.99 . The highest price in our price comparison is $ 2,199.00 . Currently, we have selected 12 reliable shops for you to buy gas water heaters affordably.