Best Tankless Gas Water Heaters In December 2024

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If you are ready to choose a new Best Tankless Gas Water Heaters, check out our detailed recommendation below!.

To help you in your search, we have completed this list of the Best Tankless Gas Water Heaters.

Top Rated Best Tankless Gas Water Heaters Of 2024

Rank	Product Name	Score
1	Hydro Master 3/4-Inch IPS Isolator Tankless Water Heater Service Valve Kit with Pressure Buy Now	9.7 Buy Now
2	Marey Power Gas 10L 2.7 GPM Natural Gas Digital Panel Tankless Water Heater Buy Now	9.5 Buy Now
3	CAMPLUX ENJOY OUTDOOR LIFE CM264-NG Natural Gas Residential Water Heater Buy Now	9.1 Buy Now
4	EcoSmart ECO 11 Electric Tankless Water Heater, 13KW at 240 Volts with Patented Buy Now	8.8 Buy Now
5	Rheem 240V Heating Chamber RTEX-13 Residential Tankless Water Heater, GRAY Buy Now	8.6 Buy Now
6	Excel VentFree Tankless Gas Water Heater PROPANE GAS - Exclusive Low Water Pressure Buy Now	8.3 Buy Now
7	Rinnai RUC98iN Ultra Series Indoor Natural Gas Tankless Water Heater, Twin Pipe Buy Now	8.1 Buy Now
8	Camplux CA528 5.28 GPM Indoor Natural Gas Water Heater Buy Now	7.8 Buy Now
9	Eccotemp Systems LLC Eccotemp 4.0 Gallon Natural Gas Tankless Water Heater Buy Now	7.5 Buy Now
10	Rinnai V65iN High Efficiency Tankless Hot Water Heater, 6.5 GPM - Natural Gas: Buy Now	7.2 Buy Now

1. Hydro Master 3/4-Inch IPS Isolator Tankless Water Heater Service Valve Kit with Pressure

• Easy to install
• Lead free brass- meets all federal & state standards for lead levels in drinking water system components
• Tankless water heater service valves 500wog, colored valve handles for easy identification of hot and cold valves
• Certified by csa group
• Include a residential pressure relief valve (150 psi/500,000 btu)

2. Marey Power Gas 10L 2.7 GPM Natural Gas Digital Panel Tankless Water Heater

• Only uses gas while water is flowing
• Digital temperature display
• Does not require electricity (operates with 2 d cell battery)
• Compact design saves space and allows for easy installation just about anywhere
• Saves water and up to 60% less electricity than conventional tank water heater, making it cost effective and

3. CAMPLUX ENJOY OUTDOOR LIFE CM264-NG Natural Gas Residential Water Heater

• Ease to use for whole home on demand indoor use with safe, efficient power ventilation , perfect for any small homes, cabins or apartments.
• Modern design exclusive color digital temperature display for easy to read.
• Controls water temperature easily uses standard 1/2" npt water fittings and is equipped with easy to use manual water temperature controls.
• Saving more energy eco and full gas switch for energy saving and get ideal hot water temperature.
• More safety flame-out protection, anti-freezing protection, over-heating protection, air flow pressure switch protection to ensure the safety.

4. EcoSmart ECO 11 Electric Tankless Water Heater, 13KW at 240 Volts with Patented

• Never run out of hot water with an ecosmart tankless water heater
• Lifetime warranty
• Save up to 60-percent on your water heating cost with an ecosmart electric tankless water heater
• Ecosmart tankless water heaters are 99.8-percent energy efficient.uniform energy factor:0.98
• Patented self modulating technology and design

5. Rheem 240V Heating Chamber RTEX-13 Residential Tankless Water Heater, GRAY

• Durable copper immersion two heating elements, field serviceable.self-modulating power control
• 54 a
• Simple installation 1/2 npt adapters included, side 1/2 inch compression water connections
• External adjustable digital thermostatic control with led display (+/1 degree accuracy
• Threaded for easy replacement, simple installation, digital temperature display 54 a. 13kw model flow rate: up to 3.17 gpm
• 99.8% energy efficient. external controls to adjust temperature in increments of 1f. water-saver shower head 1.5 gpm

6. Excel VentFree Tankless Gas Water Heater PROPANE GAS - Exclusive Low Water Pressure

• Propane gas
• Compact size: front 11.5 - depth 6 height 16
• Exclusive - vent-free technology no expensive flue required
• Lifetime warranty on pure copper heat exchanger
• Unique and beautiful design

7. Rinnai RUC98iN Ultra Series Indoor Natural Gas Tankless Water Heater, Twin Pipe

• Up to 0.96 energy factor/up to 0.92 uniform energy factor
• Concentric or pvc venting option
• Indoor installation only. fuel type: natural gas.
• Ultra low nox emissions
• 199,000 max btu
• The space-saving design allows indoor installation type

8. Camplux CA528 5.28 GPM Indoor Natural Gas Water Heater

• Smart& energy savingpcb frequency conversion intelligent control, temperature intelligent adjustment, environmental protection and durability, truly outstanding energy saving. man-machine dialogue, heating without waiting. this residential constant model saves time, money and energy while producing safe, endless hot water for whole home!
• Considerate customer service here at camplux, customer service is everything! we offer 24 shift hours customer service make the customer experience easy and fast through our live chat, phone support & our online helpdesk. have a question? give us a call at (844) 538-7475.
• High thermal efficiency & high-rise wind resistancephosphorus deoxidized copper heat exchanger with high temperature and corrosion resistance technology for full combustion and high thermal efficiency up to 92% . it can resist grade 8 wind speed and 240pa high anti-wind pressure. additionally, a wind pressure sensor is added to perceive the external wind force in real...
• Enjoy & comfortable constant hot waterthis residential model is powered by 120 vac voltage, features imported pcb with precise temperature control, never blow hot and cold in turn, on-demand hot water, double adjustment of water and air, and rising of the third gear making it perfect for a hot shower at home! camplux ca528 can produce a quick endless hot shower for ye...
• Advanced safety features csa certified balanced combustion design required air combustion from the outdoor and the combustion city produced by the smoke forced out of the outdoor to ensure fresh indoor air, safe and reliable use. features co multiple protection ensures safety, equipped with pcb start up self-test &real-time intelligent monitoring, timely warning of po...

9. Eccotemp Systems LLC Eccotemp 4.0 Gallon Natural Gas Tankless Water Heater

• Easy to read digital temperature display, on a compact and space-saving design with minimal noise output.
• For indoor installation with safe, efficient power ventilation and perfect for any small home, cabin or apartment.
• 1.07 a
• Safe electronic ignition system, plugs into standard 120v electrical outlet with ul-listed cord.
• Uses standard 1/2" npt water fittings and is equipped with easy to use manual water temperature controls.
• Whole home indoor, gas powered tankless water heater, rated at 3.6 gpm that activates only when in use, making it an energy saver.

10. Rinnai V65iN High Efficiency Tankless Hot Water Heater, 6.5 GPM - Natural Gas:

• Residential factory warranty - 120 months (heat exchanger), 12 months (labor), 60 months (parts)
• Control-r 2.0 mobile app features timers and schedules throughout the day and allows you to remotely put the system into vacation mode.
• V65in he high efficiency tankless hot water heater - natural gas: indoor installation only
• Up to 6.5 gpm hot water flow rate (varies by groundwater temp)
• Endless hot water for your entire home