Best Outdoor Tankless Water Heater 2020 – Top 10 Reviewed!

SaleBestseller No. 1
Rinnai V Series HE Tankless Hot Water Heater: Outdoor Installation
146 Total Customer Reviews
Rinnai V Series HE Tankless Hot Water Heater: Outdoor Installation
  • Endless hot water for your entire home
  • V65eN HE High Efficiency Tankless Hot Water Heater - Natural Gas: Outdoor Installation Only
  • Up to 6.5 GPM hot water flow rate (varies by groundwater temp)
  • Control-R 2.0 mobile app features timers and schedules throughout the day and allows you to remotely put the system into vacation mode.
Bestseller No. 2
EcoSmart ECO 11 Electric Tankless Water Heater, 13KW at 240 Volts with Patented Self Modulating...
916 Total Customer Reviews
EcoSmart ECO 11 Electric Tankless Water Heater, 13KW at 240 Volts with Patented Self Modulating...
  • Lifetime warranty
  • Save up to 60-percent on your water heating cost with an ECOSMART electric tankless water heater
  • Never run out of hot water with an ECOSMART tankless water heater
  • Patented Self Modulating Technology and design
Bestseller No. 3
Rinnai RL Series HE+ Tankless Hot Water Heater: Outdoor Installation
82 Total Customer Reviews
Rinnai RL Series HE+ Tankless Hot Water Heater: Outdoor Installation
  • Endless hot water for your entire home
  • RL94eN HE+ High Efficiency Tankless Hot Water Heater - Natural Gas: Outdoor Installation Only
  • Up to 9.4 GPM hot water flow rate (varies by groundwater temp)
  • Circ-Logic technology allows you to set recirculation patterns that coincide with your typical habits. Hot water is available when you need it!
SaleBestseller No. 4
thermomate ZERO16 4.23 GPM Propane Tankeless Gas Water Heater for Outdoor, Low Pressure Startup,...
  • [0.7PSI Startup] Starts up with only 0.7 PSI of water pressure, no need pressurizer pump anymore. Outfitted with 2 magnetic water flow sensors, which allows the...
  • [Energy Saving] Rated at 4.23 GPM, provide endless hot water on demand and only as needed, no need to preheat making it more efficient and energy saving.
  • [More Safety] Flame-out protection, anti-freezing protection, over heating protection to ensure the family safety. Automatically decrease water pressure between...
  • [Stylish Design] Features of compact and space-saving design with minimal noise output which is portable for outdoors. It can bring an amazing hot shower for...
Bestseller No. 5
Bosch Electric Mini-Tank Water Heater Tronic 3000 T 4-Gallon (ES4)  - Eliminate Time for Hot Water -...
938 Total Customer Reviews
Bosch Electric Mini-Tank Water Heater Tronic 3000 T 4-Gallon (ES4) - Eliminate Time for Hot Water -...
  • CONVENIENT HOT WATER HEATER: 4 gallon point-of-use mini-tank fits under your sink to provide hot water right where you need it. Thermal efficiency is 98%....
  • LONG LASTING QUALITY: This electric water heater is easy to maintain and has premium glass-lined material for a long service life. (Amps 12A, Volts (VAC) 120)
  • INDEPENDENT INSTALLATION: 36-37" cord plugs into a 120 volt outlet for independent installation or in-line with a large hot water source
  • FAST RECOVERY RATE: Eliminates long waits for hot water at your sink, get on demand hot water at your every need (supplies up to 2 sinks at a time)
Bestseller No. 6
Camplux 10L Outdoor 2.64 GPM Digital Display Tankless Natural Gas Water Heater
  • Eco/Full switch function, save more gas in summer time! Also works great with Camplux 12V 1.6 GPM water pump.
  • Flame failure device, anti-freezing protection, over heating protection to ensure the safety.
  • Compact and light weight structure with 11.5% energy saving technology. You can get instant endless hot water easily wherever you are.
  • Maximum power output 68,000btu/hour, get instant endless hot water easily where you are.
SaleBestseller No. 7
Tankless Water Heater, GASLAND Outdoors BS158 1.58GPM 6L Portable Gas Water Heater, Instant Propane...
122 Total Customer Reviews
Tankless Water Heater, GASLAND Outdoors BS158 1.58GPM 6L Portable Gas Water Heater, Instant Propane...
  • 【Multiple Protection Functions】 Flame failure device, anti-freezing protection, over heating protection to ensure the family safety. Automatically decrease...
  • 【Lightweight Portable Design】 Compact size and lightweight design for easily carry. It can bring a amazing hot shower for you when you are camping , to the...
  • 【On Demand Hot Water】 Maximum power output 41,000btu/hour, get instant endless hot water easily wherever you are. No need to preheat before using tankless...
  • 【Energy Saving】 Compact and light weight structure with 11.5% energy saving technology. The propane water heater exchanger and main burner are desinged with...
Bestseller No. 8
Eccotemp L10 2.6 GPM Portable Tankless Water Heater, 1 Pack, White
495 Total Customer Reviews
Eccotemp L10 2.6 GPM Portable Tankless Water Heater, 1 Pack, White
  • Includes 9' CSA approved gas regulator and hose for use on a standard 20 lb grill style tank
  • Includes stainless steel rain cap; 74,500 BTU's
  • Includes 1/2" NPT to garden hose adapter
  • 20 minute automatic safety shutoff timer (resets when water stops, then starts again)
SaleBestseller No. 9
The Water is Hot in Winter and Can Be Used in All Seasons,GASZON GB264 2.64GPM 10L Outdoor Portable...
  • 【Portable & Easy To Use】 GASZON tankless water heater comes with everything you need, including one free shower head and CSA approved gas regulator and...
  • 【Very Safe Function】 Flame failure device, anti-freezing protection, over heating protection to ensure the family safety. Automatically decrease water...
  • 【Comfortable Enjoy Bath】Maximum power output 68,000btu/hour.The maximum temperature raise is 125.6℉(52℃) and the minimum temperature raise is...
  • 【Save Energy & Money 】Compact and light weight structure. The propane water heater exchanger and main burner are desinged with advanced combustion...
Bestseller No. 10
Camplux Pro Natural Gas Tankless Water Heater,6.86 GPM Outdoor Natural Gas Water Heater with...
  • Instant Hot Tankless Water Heater-Camplux advanced 6.86 GPM high capacity flow control natural gas tankless water heater delivers 6.86 gallons per minute of...
  • Multiple Protection Ensure Your Safety- CSA certified ,flame failure device, anti-freezing protection, over heating protection to ensure your safety. It will...
  • Saving Energy & Money-Maximum power output 180,000btu/hour,Camplux natural gas tankless water heater only activiates with max energy factor of 0.82 for natural...
  • Convenient, Easy Installation - It only takes you a few minutes to get 6.86 gallons per minute of instant hot water. Includes digital remote control with a 3.3...

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