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10 Best unvented water heater in Canada
Best Choice01thermomateThermoMate Tank Water Heater Electric 18 Gallons, ES2000, UL Listed
Main highlights- 【UL Listed safety】 including ASME, ANSI and CSA (AGA) approved T&P relief valve, independent drain port, high temperature limit protection and adjustable thermostat
- 【Peace of Mind】 - Water connection: 3/4" NPT; Electrical requirements: 1500W at 120 Volts (AC); Recommended circuit breaker: 15AMP；Maximum water pressure: 150 PSI.
- 【INCOLOY-800 heating element】 better corrosion resistance performance and more efficient than copper at higher temperature, thus has a longer life span and energy saving
- 【Corrosion Resistant Tank】 Inner tank was coated with porcelain enamel glass, which has better performance in resistant to high temperature and rust, reducing leaking chance, thus ensuring a long life service and low maintenance
- 【25.5-inch low profile】 compact small water heater (120 Volt Hard Wired), independent installation or as booster in-line with a large hot water source, ideal for kitchen & bathroom sink, RV & boat, vacation cabin & camper, garage & barn, shop & salon
- 【18 Gallons point of use】 storage water heater provides ample hot water for sink washing, dishwasher, washing machine or 20 - 25mins shower. Factory setted temperature to 125°F. It can be adjusted from 90°F to 150°F through built-in thermostat
9.7Exceptional
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- 02Kohree
2026 Upgraded Kohree RV Tankless Water Heater 65,000 BTU, 12V DC
Main highlights- User-Friendly Operation: Intuitive control panels with easy-to-read displays and user-friendly interfaces, allowing for effortless temperature adjustments and diagnostics. The remote control can display the temperature, the combustion state, the spray rate, the running state of fan, the code of fault and the alarm function.
- Stable Temperature: Temperature ranges from 90°F-126°F (32℃-52℃). Staged combustion technology, which precisely controls the amount of flame in summer and winter, prevents the water from getting too hot and saves the limited propane gas available for caravan travel. Also it can eliminate the rising temperature to avoid scalding injuries. Maintains consistent water temperature even during fluctuating external conditions, providing comfortable hot showers.
- Safety Features: Kohree RV tankless water heater has multiple protections, including boil-dry protection, self-diagnosis of fault, safety protection device for extinguishing flame, overheating safety protection, electric leakage safety protection, protection for excessive air pressure, automatic pressure relief valve, anti-freeze device, protection device for gas leakage.
- Instant Hot Water, No Waiting: Compared to the traditional water heater with tanks, Kohree RV tankless water heater has better performance by delivering a constant stream of instant hot water for showers, dishes, and other needs. You don't need to waste 20-30 minutes waiting for hot water in the middle of the shower, so you can enjoy hot water at all times. It uses propane for heating, so there is no need to worry about running out of power in your caravan.
- High-Performance RV Water Heater: With a maximum output power of 65000 BTU/hour, this unit heats water faster than lower-BTU RV heaters. The high altitude suitability mode allows the machine to run smoothly even when driving the caravan at altitudes up to 9,800 ft.
- Durable Design for Outdoor Use: Built with a premium stainless steel heat exchanger, Kohree RV hot water heater delivers faster heat transfer with enhanced durability. The corrosion-resistant structure ensures reliable performance over time. Perfect for real RV lifestyles—from full-time van life to extended camping trips and cold-weather travel.
- Compact Design for All RV Water Heater: Designed to fit into tight spaces within the RV, maximizing available storage while still providing ample hot water capacity. Kohree RV water heater has a wide range of applications and can replace most RV Water Heater. Come with a 15" x 15" door and 13" x 13" opening size, and an intelligent remote controller up to 2 meters long, making installation a breeze! And it comes with a pressure relief valve built into the product, so you don't have to buy and install it separately.
9.6Exceptional
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- 03thermomate
ThermoMate Tank Water Heater Electric ES900, 8 Gallons, UL Listed
Main highlights- 【UL Listed safety】 including ASME, ANSI and CSA (AGA) approved T&P relief valve, independent drain port, high temperature limit protection and adjustable thermostat
- 【Peace of Mind】 - Water connection: 3/4" NPT; Electrical requirements: 1500W at 120 Volts (AC); Recommended circuit breaker: 15AMP；Maximum water pressure: 150 PSI.
- 【Corrosion Resistant Tank】 Inner tank was coated with porcelain enamel glass, which has better performance in resistant to high temperature and rust, reducing leaking chance, thus ensuring a long life service and low maintenance
- 【8 Gallons point of use】 provide enough hot water for sink washing, dishwasher, washing machine or 8 - 12mins quick shower. Factory set temperature to 125°F. It can be adjusted between 90°F and 150°F through built-in thermostat
- 【20.75-inch low profile】 compact small water heater (120 Volt Hard Wired), independent installation or as booster in-line with a large hot water source, ideal for kitchen & bathroom sink, RV & boat, vacation cabin & camper, garage & barn, shop & salon
- 【1500W INCOLOY-800】 heating element - better corrosion resistance performance and more efficient than copper at higher temperature, thus has a longer life span and energy saving
9.5Excellent
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- 04
ZIPZip Pressure Reducer Valve & Line Strainer Accessory for Unvented Water Heater
9.4Excellent
Value for Money05CadrimCadrim 2000W Constant Temperature Immersion Water Heater, Upgraded Anti-Dry Burning Device and Auto Shutoff Protection, Portable Bucket Submersible Water Heater for Mini Pool, Tub, Camping, Home
Main highlights- ️【Smart Anti-Dry Burn Protection】 Your Ultimate Safety Guarantee. Cadrim 2026 upgraded immersion water heater features an intelligent dry-fire prevention device that actively monitors the heating environment. In the event of low water or accidental dry operation, the built-in thermostat will automatically cut off power within approximately 50 seconds, preventing overheating and significantly reducing fire risks. Enjoy complete peace of mind with this extra layer of household safety
- ️【Durable Construction & Enhanced Safety Design】Your Ultimate Safety Guarantee. Crafted from high-grade ABS casing and rust-resistant stainless steel guard, the heater is built to last. The protective cover prevents direct contact with the heating tube, while the enhanced heat-dissipating holes accelerate warmth distribution into the water. The bathtub heater will automatically turn off at the set time, effectively avoiding fire. Note: it's not suitable for using in big swimming pool and therm
- 【Wide Application】Portable immersion water heater is suitable for portable bathtub, pool heater, pond heater, water trough heater, bucket heater. Especially fit for heating water in large size container like bucket, basin, barrels,bathtub, mini inflatable swimming pool, etc. Great for concrete work, car snow removal, camping, travel, winter washing, farms, etc. This immersion heater lightweight, portable design makes warm water accessible anywhere with a standard 120V grounded outlet.
- 【Smart Constant Temperature & Easy to Use】Features constant temperature setting with scheduled heating and auto shut-off. Once water reaches the set temperature, power cuts off automatically. If still plugged in, the heater restarts after ~1 min to reheat, then shuts off again—maintaining consistent warmth through this cycle.
- 【2000W Fast Heating & Engery】Efficient Performance.Equipped with a powerful 2000W heating element, this portable submersible heater rapidly warms up to 8 gallons of water in minutes. Its optimized heat conduction design ensures efficient energy transfer through the perforated guard, making it ideal for quick baths, foot soaks, or household warm water needs—without long waits or high electricity bills.
9.2Excellent
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- 06thermomate
ThermoMate Mini Tank Water Heater Electric ES700, 6.5 Gallons, UL Listed
9.1Excellent
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- 07BRFCQ
RV Tankless Water Heater, 65000 BTU RV Instant Hot Water Heater with 16x16 inch White Door and Remote Controller, Propane-Powered, DC 12V, CSA Certificated, Camper Use, for All RVs
Main highlights- Wide Compatibility with Most RVs: This rv tankless water heater propane features a compact and lightweight design with a 16" x 16" door size and a 13" x 13" opening. Its space-saving profile, combined with universal 1/2" NPT fittings, allows for a straightforward replacement in most RVs, making the switch to on-demand hot water simple.
- User-Friendly Operation: Easily set your temperature (95°F–123°F) with the intuitive control panel and a clear LED display. Instant error codes make troubleshooting straightforward, minimizing downtime and simplifying maintenance for all users.
- Instant & Endless Hot Water Supply: Experience on-demand hot water in under 25 seconds. With a powerful 65,000 BTU burner, this rv tankless water heater delivers a continuous, steady flow of hot water for multiple showers. It activates only when needed, saving energy and eliminating long waits. Enjoy reliable hot water anytime for showering, dishes, or cleaning.
- High-Performance Technology: This rv tankless water heater combines advanced staged combustion system and oxygen-free copper heat exchanger to maintain precise, stable water temperatures, preventing scalding or cold shocks. Combined with a brushless DC fan, ensures consistent 65,000 BTU performance and energy-efficient operation even at high altitudes and in all seasons.
- Certified Safety & Reliability: BRFCQ rv instant hot water heater features robust safety systems including automatic gas shut-off, flame failure protection, forced exhaust ventilation, and built-in freeze protection. Certified for safe use, this rv tankless water heater provides dependable performance and peace of mind on all your trips.
9.0Excellent
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- 08thermomate
ThermoMate Mini Tank Water Heater Electric ES250, 2.5 Gallons, UL Listed
8.9Very Good
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- 09Uargd
Uargd Gas Tankless Water Heater, 4.3Gal Indoor 100000 BTU Instant Hot Water System, Intelligent Temperature Adjustment & LED Display with Enhanced Safety Features for Home Use, Silver Gray
27% OffMain highlights- LED Screen: Features a spacious LED display paired with a responsive touch panel, providing real-time updates on water temperature and system operation. The user-friendly interface ensures effortless navigation.
- Experience Continuous Hot Water: This 4.3-gallon, 100,000 BTU/h gas-powered tankless water heater ensures a steady supply of warm water for your showers and daily needs, eliminating the discomfort of cold water.
- Enhanced Safety Features: Designed with multiple protective measures, including safeguards against leakage, flameout, dry burning, overheating, extended usage, pipe damage, high-temperature lock, wind pressure, and freezing, prioritizing your family's safety.
- Effortless Setup: Equipped with a standard 1/2-inch NPT connector, the indoor unit includes a vent outlet designed for straightforward connection to a direct vent system. This tankless water heater is versatile, making installation quick and convenient for different applications.
- Accurate Temperature Regulation: Advanced sensors keep the water temperature stable within a ±1℉ range of the desired setting, minimizing fluctuations and providing a consistently comfortable experience.
8.8Very Good
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- 10OEVANT
OEVANT RV Tankless Water Heater,55,000 BTU Instant Water Heater with Remote Controller,16x16 inch Door＆Front Water Outlet,Propane Gas, DC 12V, CSA Certificated,Compatible with All RVs White
Main highlights- User Friendly Operation - Adjusting the temperature is easy with the built-in microcomputer control panel, which allows you to set the temperature anywhere between 95 and 123 degrees Fahrenheit. It also provides error codes for easy troubleshooting
- Safety and Reliability - OEVANT RV water heaters offer protection in all situations to ensure top safety and reliability, giving you peace of mind, including a built-in forced exhaust fan, stable combustion, anti-freeze protection and automatic gas shut-off in the event of an accidental flame failure.
- Instant Hot Water Supply- OEVANT 55,000 BTU RV Water Heater provides a constant flow of hot water for multiple showers without preheating. The RV water heater reaches 51°C in less than 25 seconds. Save time and don't wait too long for warm water!White
- High-Performance Technology-RV water heater uses advanced staged combustion technology to keep water temperatures stable and prevent overheating, ensuring comfortable and efficient hot water on all your adventures.Moreover, OEVANT RV water heater uses propane for heating, so you won't be worried about running out of electricity in your RV.
- Endless Hot Water-With the OEVANT RV water heater, your family and friends can enjoy constant hot water at any time while travelling, 55,000 BTUs high power output, providing smooth water flow and stable temperature, ±1℃ Intelligent thermostat, Compatible with All RVs and Campers
- Compact and Convenient - The OEVANT RV Water Heater is compact and lightweight with a 16‘ x 16’ door and 13‘ x 13’ opening, and a front-mounted water outlet that makes showering, rinsing, and pet bathing easy!
8.7Very Good
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