10 Best propane hot water heater in Canada

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Last Updated - 2025/07/21

Best Choice

01
thermomate

ThermoMate 98,500 BTU Propane Tankless Water Heater, Up to 3.81 GPM, High Efficiency Instant Hot Water for Whole House Use, Residential Indoor on Demand Hot Water Heater, Multiple Points of Use

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Main highlights

[Smart Diagnostic Display] - Equipped with a 3.5-inch LED touchscreen, it allows you to effortlessly adjust and monitor output water temperature（90°F to 140°F）while providing real-time tracking of water flow, fan operation, and flame status. Advanced error code technology enables rapid diagnosis of water heater malfunctions. The UL-certified 120V/5-foot power cord ensures continuous power supply for real-time monitoring systems.
[Safety & Reliable] - The propane tankless water heater comes standard with a range of safety features including boil-dry burning protection, Freeze protection, Flame out protection, Overheating Protection, Over temperature protection, Timeout protection, Pipe blockage protection, High-Temperature Lock Protection, Excessive Air Pressure Protection.
[Energy Efficient & Save Money] - The heat exchanger is constructed from high-quality oxygen-free copper, providing superior thermal conductivity and corrosion resistance compared to stainless steel. It achieves a thermal efficiency of 98% (vs. 80% for stainless steel models) and boasts a uniform energy factor (UEF) of 0.81. This design reduces energy waste, lowering annual operating costs by approximately 30% versus traditional systems.
[Easy to Install & Save Space] - The whole house tankless water heater features standard 3/4" NPT water inlet/outlet connectors, a 1/2" NPT gas inlet, a 3" OD vent, and a UL-approved 120V plug, ensuring compatibility with most households. With its compact dimensions of 21"H x 13"W x 7"D, the on-demand water heater requires less than one-third of the space occupied by traditional tank models, freeing up valuable room in your home.
[3.81 GPM & 98,500 BTU] - The ThermoMate instant hot water heater delivers consistent hot water to 2-3 fixtures simultaneously, allowing you to have unlimited hot water on demand. 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℉ fluctuations for a comfortable shower experience.
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9.6

Exceptional

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02
DWALE

RV Tankless Water Heater, 65000 BTU, 3.9 GPM High Efficiency RV Constant Propane Tankless Water Heater, DC 12V Power, On Demand Instant Hot Water Heater, Multi-Protection for RVers' Everyday Use

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Main highlights

【Wide Application】- Compare to others, our RV propane water heater is more portable and easier to use, can smooth operation even at high altitudes. Advanced intelligent segmented combustion technology controls the flame size and prevents overheating of the water, saving limited propane on RV trips. The tankless RV water heater is ideal for RV, campervans, yachts and other mobile locations where hot water is required.
【Secure and Reliable】- Our RV on demand water heater is made of stainless steel, high temperature and corrosion resistant, and equipped with a pressure valve, effectively preventing the water tank rupture. This tankless water heater for rv provides multiple protections such as over-pressure protection, over-temperature protection, anti-freezing protection, dry combustion protection, over-current protection, leakage protection, etc. to prolong the service life.
【Product Specification】- Propane RV water heater has a 12.6 x 12.6 inches opening and a 15 x 15 inches door, which makes it less noisy and more resistant to vibration than other tankless water heaters, and its net weight only 25.5 lbs, small, compact, and easy to carry. Hot water is always available to you as long as you have enough gas and water.
【Efficient RV Water Heater】- The RV water heater is energy efficient, with 65,000 BTU of power and 3.6 PSI of water pressure, producing up to 3.9 GPM of hot water at a maximum temperature of 123°F. You can heat water on demand, and this tankless RV water heater uses up to 40% less energy than a traditional tank water heater.
【Easy Assemble and Use】- This RV instant hot water heater requires connection to a 12-volt power source and propane. The product is supplied with detailed instructions which you can follow for easy installation. And this RV hot water heater is equipped with wall-mounted intelligent remote control, you can adjust the water temperature according to your actual water needs without effort. (Tip: This product needs to be installed in a well-ventilated and well-exhausted place)
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9.4

Excellent

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03
Kohree

Kohree Tankless Water Heater Propane, 6L 1.58 GPM Portable Tankless Water Heater with Handle, On Demand Instant Hot Water Heater with Overheating Protection, for RV Camping, Outdoor Shower, White

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Main highlights

Versatile Applications: Good for off-the-grid or remote locations. Suitable for various applications, including homes, cabins, RVs, poolside, washing pets, cleaning a vehicle and more, providing hot water wherever it's needed.
Sturdy and Long-Lasting: High-quality brass connector. This tankless water heater is designed to withstand the test of time, providing reliable performance for years to come. Easily set and control the water temperature according to your preference, offering personalized comfort and energy savings.
Safety Features: CSA Safety Approved & 6-in-1 Protection, including anti-freezing protection, over-heating protection, low water flow protection, dry combustion protection, high water pressure protection and flame failure device. Kohree portable water heater is also windproof and can be used on windy days.
Portable Water Heater, Convenient for Outdoor Camping: Compact size and 12 lbs lightweight design for easy carry. Use the handle of the portable water heater or the mounting bracket on the back to hang it. Good for outdoor showers. Come with detailed instructions, it only takes you a few minutes to install it. The gas pipe is pre-connected to the gas inlet to eliminate the risk of gas leakage.
Instant Hot Water: With a maximum output power of 41000 BTU/hour, 1.58 gallons of hot water can be produced per minute at a flow rate of 1.58 GPM. Low water pressure start-up, requiring only 3 PSI of water pressure. The temperature rise is 140℉ (60℃) at its highest point and 50℉ (10℃) at its lowest point. Enjoy on-demand hot water without the need for a storage tank, ensuring a constant supply for your household needs.
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9.1

Excellent

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04
CAMPLUX ENJOY OUTDOOR LIFE

Camplux Tankless Water Heater, 1.32 GPM Portable Propane Outdoor Camping Water Heater, 5L, AY132, White

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9.3 Easy installation

9.1 Simple to use

8.7 worth the money
Main highlights

Warm Maintenance Tips: Damage caused by freezing is not covered under Camplux warranty. It must be properly drained if the water heater stored in cold climate, Freeze damage can occur in the heat exchanger or water valves. To drain the device properly, please open the drain stern located at the bottom right of the water heater . You can do so by turning in a counter clockwise direction. Please disconnect all incoming and outgoing water lines to ensure proper drainage from the water heater. When not in use, fully disconnect gas, incoming and outgoing waterlines. Store in a warm dray place.
Versatile Applications: The lowest water pressure at beginning for the water heater is 3.0 PSI. For off-grid and rural areas, this hot water generator powered by two size D batteries is ideal. No more chilly outdoor shower anymore.
Lightweight, Compact & Portable Design: The 10 pounds lightweight portable water heater's folding handle keeps it out of the way and enables easy setup outside.
Installation Instruction & Package Content: This Camplux AY132 heater comes with 1-year guarantee, 5 feet premium on/off shower head, 5 feet gas regulator, 1 set US-standard garden hose, and 1 installation hardware pack. Setting up this propane water heater simply takes 10 minutes.
Important Installation Tip: To avoid gas leakage caused by improper sealing of the water heater, DO NOT TWINE TEFLON TAPE between gas regulator and gas inlet pipe. Read the directions before installation check for gas leaks at all times before operating.
Flow Rate & Temperature Specification: The temperature raise is 114.8℉ (46℃) at its highest point and 46.4℉ (8℃) is at its lowest point of 1.32 GPM. Also, 1.32 gallons of hot water can be produced per minute at the flow rate of 1.32 GPM.
6-in-1 Protection & CSA Safety Approved: This tankless water heater is CSA Approved with anti-freezing protection, over-heating protection, low water flow protection, dry combustion protection, high water pressure protection and flame failure device.
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9.0

Excellent

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Value for Money

05
BreeRainz

BreeRainz 18LPM Propane Water Heater, 36KW Tankless Water Heater w/Super Low 1.2 Psi Required Water Pressure for Shower & On Demand, LPG Operated

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8.0 worth the money

8.0 Simple to use

8.0 Easy installation
Main highlights

【Superior Ventilation】- With ALL-round vents outside and thermal grease on the internal combustion chamber, the instantaneous gas water heater can have abundant air circulation, rapidly discharge the exhaust fume and protect the device from overheating. Premium metal housing is highly anti-rust and durable for prolong use.
【Super Low Startup Pressure Required】- Only 1.2 psi water pressure required. Easily achieves all-day hot water usage for shower. Extraordinary startup performance ensures the instant & on-demand use of water heater. (Get an extra mini pump installed, you can have more stable water flow and more pleasant using experience.)
【Larger Capacity, Faster Heating】- This instantaneous water heater adopts 4 x 20" burner design. Built in 100% pure copper pipes. Outstanding staged combustion technology not only enables precise control of energy consumption, but also help produce 18LPM (+25℃) large load of hot water within only 2.5s.
【Enjoy a Bath with NO Noise】- This instant water heater can produce instant hot water fastly and quietly in a 5dB operating sound. Embedded with upgrade 20-Min timer. So that it can accurately control the coutinuous operating time, protect user's safety and ensure that you can enjoy your bath as long as possible.
【Easy to Operate】- Only 3 Rotary knob on the front panel: Switching winter / summer mode (40% Energy save in this mode), gas regulator & hot water regulator. Along with an intuitive LED digital display, so as to accurately adjust the water temperature and monitor the temperature changes.
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8.8

Very Good

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06
DWALE

Tankless Water Heater Propane, 4.74GPM 18L Indoor,Instant Hot Propane Gas Water Heater,Constant Propane Water Heater with Fahrenheit Digital Display,Multi-Protection (Black)

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Main highlights

【Widely Application 】-Save over 50% of available space compared to tank water heater.for both bathroom and kitchen hot water demand. great for home,small cabins and remote apartments indoor installation. without the need to install an expansion tank,Note: In cold weather, if the water heater is not used for a long time, it is necessary to open the pressure relief valve to drain the residual water in the water heater.
【Tankless Water Heater】-Propane water heater tankless Steady Steady Temperature Control with more safety protection such as flame failure device,anti-freezing protection,over heating protection,Just need 3.6PSI of water pressure,4.74gallons of hot water can be output per minute.The maximum temperature raise is 167°F,Applicable only Propane（LPG)
【Quality Material】-This of ours Water Heater Crafted from stainless steel, our Propane water heater exhibits high temperature resistance and corrosion resistance. It also features a built-in oxygen-free copper water tank, reduce heat loss ensuring a prolonged service life.with with LED smartdigital display effortlessly adjust the temperature between 86°F-167°F according to your preferences.
【Efficient & Energey Saving】-The 4.74 GPM Instant Propane Water Heater ,Maximum power output 68000btu/hour,on-demand hot water for 2-3 points simultaneous water supply for bathroom,kitchen hot water demand， Propane Water Heater exchanger and main burner are desinged with advanced combustion technology to decrease gas consumption and burning noise.
【Easy Assemble and Use】-Applied with standard 1/2" NPT water fitting and gas inlet, comes with 2.5" horizontal vent pipe for quick installation.Note: For normal operation, this product must be installed with proper ventilation and a smoke exhaust pipe.
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8.7

Very Good

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07
Ranein

Portable Water Heater 1.58 GPM, Outdoor Tankless Water Heater Instant Gas Propane Hot Water Heater with Handle for RV Camping Trips Cabins Barns

14% Off Free Shipping
Main highlights

WHAT YOU GET- 1*Propane-Powered Water Heater For Outdoor， 1*Shower Head, 1*Gas regulator with 5 hose, 1*Dust Shield, 1/2" BSP female × 5/8" GHT female, 1*Hardware pack and 1*manual.
TIP-The portable water heater pipe fittings: 1/2” BSP for the gas inlet, water inlet, and water outlet. Please purchase the adapter that fits your garden hose size. Secondly, please prepare the corresponding 2-size “D” batteries. Please make sure the installation direction is correct.
STURDY AND DURABLE-High-quality brass connectors. This tankless portable water heater is built to last and will provide reliable performance for years to come. You can easily set and control the water temperature and flow according to your preferences, and use the provided showerhead and different water modes to enjoy hot water.
SAFETY FEATURES- The outdoor tankless portable water heater has six protection settings: anti-freezing protection, over-heating protection, low water flow protection, dry combustion protection, high water pressure protection, and a flame failure device. The water heater automatically shuts off when the water temperature is 176ºF—CSA-compliant commissioning tube to ensure your gas safety. The anti-freeze drain plug drains the residual water to avoid freezing in cold areas or when unused for a long time. The gas will automatically shut off if the flame is accidentally turned off.
LIGHTWEIGHT AND PORTABLE DESIGN-The portable water heater has a foldable handle, compact size, and lightweight design, making it easy to carry. It can provide amazing hot showers while rv , camping, pool, at the beach, or anywhere else. You can also use this tankless water heater to bathe your pets outdoors. You can hang the gas water heater using the handle or the mounting bracket on the back.
INSTANT HOT WATER HEATER- With a maximum output power of 41000 BTU/hour, 1.58 gallons of hot water can be produced per minute at a flow rate of 1.58 GPM—low water pressure start-up, requiring only 3.6 PSI of water pressure. The temperature rise is 109.4℉ at its highest point and 55.4℉ at its lowest point. Enjoy on-demand hot water without the need for a storage tank, ensuring a constant supply for your household needs.
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8.4

Good

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08
DWALE

Tankless Water Heater Propane, 4.21GPM 16L Indoor,Instant Hot Propane Gas Water Heater,Constant Propane Water Heater with Fahrenheit Digital Display,Multi-Protection (Black)

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Main highlights

【Widely Application 】-Save over 50% of available space compared to tank water heater.for both bathroom and kitchen hot water demand. great for home,small cabins and remote apartments indoor installation. without the need to install an expansion tank,Note: In cold weather, if the water heater is not used for a long time, it is necessary to open the pressure relief valve to drain the residual water in the water heater.
【Tankless Water Heater】-Propane water heater tankless Steady Steady Temperature Control with more safety protection such as flame failure device,anti-freezing protection,over heating protection,Just need 3.6PSI of water pressure,4.21gallons of hot water can be output per minute.The maximum temperature raise is 167°F,Applicable only Propane（LPG)
【Quality Material】-This of ours Water Heater Crafted from stainless steel, our Propane water heater exhibits high temperature resistance and corrosion resistance. It also features a built-in oxygen-free copper water tank, reduce heat loss ensuring a prolonged service life.with with LED smartdigital display effortlessly adjust the temperature between 86°F-167°F according to your preferences.
【Efficient & Energey Saving】-The 4.21 GPM Instant Propane Water Heater ,Maximum power output 68000btu/hour,on-demand hot water for 2-3 points simultaneous water supply for bathroom,kitchen hot water demand， Propane Water Heater exchanger and main burner are desinged with advanced combustion technology to decrease gas consumption and burning noise.
【Easy Assemble and Use】-Applied with standard 1/2" NPT water fitting and gas inlet, comes with 2.5" horizontal vent pipe for quick installation.Note: For normal operation, this product must be installed with proper ventilation and a smoke exhaust pipe.
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8.3

Good

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09
GASLAND

GASLAND Outdoors BS158 1.58GPM 6L Portable Gas Water Heater, Propane Tankless Water Heater,RV Camping, Overheating Protection, Easy to Install

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9.1 Simple to use

8.9 Easy installation

8.4 worth the money
Main highlights

𝟭.𝟱𝟴𝗚𝗣𝗠/𝟲𝗟 𝗣𝗿𝗼𝗽𝗮𝗻𝗲 𝗪𝗮𝘁𝗲𝗿 𝗛𝗲𝗮𝘁𝗲𝗿 - Maximum power output 41,000BTU/Hr.The temperature raise is 109.4℉ (43℃) at its highest point and 55.4℉ (13℃) is at its lowest point of 1.58 GPM. Also, 1.58 gallons of hot water can be produced per minute at the flow rate of 1.58 GPM. Low water pressure start up, just need 3.6 PSI of water pressure to start.
𝟭-𝗬𝗲𝗮𝗿 𝗖𝘂𝘀𝘁𝗼𝗺𝗲𝗿 𝗦𝘂𝗽𝗽𝗼𝗿𝘁 - We provide a 1-year Warranty against manufacture defects and lifetime customer support.
𝗪𝗵𝗮𝘁'𝘀 𝗜𝗻𝗰𝗹𝘂𝗱𝗲𝗱 - GASLAND BS158 Tankless Water Heater, CSA certified gas regulator and hose,5 feet On/Off Switch Shower Head, mounting hardware, garden hose adapter, Manual.
𝗦𝗮𝗳𝗲𝘁𝘆 𝗜𝗻𝘀𝘁𝗮𝗹𝗹𝗮𝘁𝗶𝗼𝗻 𝗧𝗶𝗽𝘀 - To avoid gas leakage caused by improper sealing of the water heater, DO NOT TWINE TEFLON TAPE between gas regulator and gas inlet pipe. Always check gas leakage before operation.
𝗠𝗮𝗶𝗻𝘁𝗲𝗻𝗮𝗻𝗰𝗲 𝗧𝗶𝗽𝘀 - Designed for portable outdoor use. It is splash-proof and can manage a little drizzle, however, prolonged exposure to rain/water will damage the internal components. We recommend using and storing your water heater in a dry place. For the winter, please drain out the wate by disconnecting the drain plug and store it in the warm and dry area.
𝗚𝗼𝗼𝗱 𝗳𝗼𝗿 𝗢𝗳𝗳-𝘁𝗵𝗲-𝗚𝗿𝗶𝗱 - Runs on a standard 20 lb. liquid propane tank and is equipped with an electronic ignition powered by two D-cell batteries. Can be used in a variety of scenarios: while you're camping, RVing, hunting, hanging poolside, washing your pets or horses, cleaning your vehicle, or even in your tiny home, greenhouse, or cabin house.
𝗔𝗱𝘃𝗮𝗻𝗰𝗲𝗱 𝗦𝗮𝘁𝗲𝗳𝘆 𝗣𝗿𝗼𝘁𝗲𝗰𝘁𝗶𝗼𝗻 𝗦𝘆𝘀𝘁𝗲𝗺 - With CSA certification, safe as per Canadian and US Standard. Features over-heating protection, low water flow protection, dry combustion protection, anti-freezing protection, high water pressure protection and flame failure device.
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8.1

Good

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10
FVSTR

Tankless Water Heater Propane,1.6GPM 6L Portable Instant Hot Water Heater, Outdoor Use for RV, Camper Van, Camping Trailer, Cabin, Barn, Pool, Sliver

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Main highlights

【Safe Use】It is very important to check for gas leaks before use: Please spray soapy water evenly at the interface of the device and gas. If bubbles are generated, please reinstall. You can wrap the interface with tape to make it 100% sealed. Reinstall and check until there are no obvious bubbles. Also, please note that during use, rain or other water is strictly prohibited from entering the engine body, as this may cause uneven heating of the combustion chamber and explosion.
【Portable Design】With sleek and portable design, thetankless water heater propane is easy to carry. A good choice for you to enjoy an amazing hot shower after a long day of camping. Dimensions: 12” x 6” x 15”. Weight: 11 pounds. Powered by 2 pieces “D” cell batteries (need purchase separately).
【Instant Hot Water】 Featuring by instant hot water output, tankless water heater is ideal water heater for you use. LED display is available to show power status. 6-in-1 protection ensures you a safe and comfortable bathing experience, including flame failure protection, dry combustion protection, overheat protection, high Water pressure protection, anti-freezing protection and low water flow protection.
【Easy to Install】Installation is easy with user manual and installation kits provided for our water heater. In order to avoid freezing in cold weather or in case of long time no use, please drainout the remaining water after using. As a portable and easy-to-use propane water heater, our water heater can be used outdoors and indoors in a well ventilated area
【Comfortable Bathing Experience】1.45 gallons of hot water can be produced per minute at the flow rate of 1.45 GPM. Maximum Power Output: 38,000BTU/Hour. With 1.45 PSI minimum water pressure, our rv water heater is suitable for any low-water-pressure area, like country, farm, etc.
【After-sale Services】We prioritize customers’ satisfaction, should you have any question while using our instant hot water heater, please feel free to contact us. Email:support@fvstrappliance.com
Special Note: Indoor use is prohibited.Please follow the instructions for use and installation. When not in use, please make sure the inside of the product is dry! We care about your safe use very much.
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8.0

Good

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