BEST TANKLESS GAS WATER HEATERS

Looking for the best TANKLESS GAS WATER HEATERS that can last long and perform well? Read our review and buying guide on best TANKLESS GAS WATER HEATERS below.

10 Best TANKLESS GAS WATER HEATERS

IMAGE PRODUCT RATING PRICE
1. Eccotemp fvi12-NG FVI-12 Natural Gas, 3.5 GPM, High Capacity Tankless Water...
2. EcoSmart ECO 11 Electric Tankless Water Heater, 13KW at 240 Volts with...
3. Ecosmart ECO 18 Electric Tankless Water Heater, 18 KW at 240 Volts with...
4. Ecosmart ECO 36 36kw 240V Electric Tankless Water Heater
5. Rheem RTG-84XLN-1 Tankless Water Heater, Grey
6. Camplux CA528 5.28 GPM Indoor Natural Gas Water Heater,Grey
7. Aquah Indoor Natural Gas Tankless Water Heater 16l / 4.3 Gpm, Whole House
8. Rinnai V65IN Tankless Water Heater, Large, V65iN-Natural Gas/6.5 GPM
9. Rinnai RL75IP Indoor Tankless Hot Water Heater, RL94eN, Medium, Natural Gas
10. Marey GA10LP Power 10L 3.1 GPM Propane Gas Tankless Water Heater, Liquid, White

Best TANKLESS GAS WATER HEATERS

Eccotemp fvi12-NG FVI-12 Natural Gas, 3.5 GPM, High Capacity Tankless Water Heater, White

 out of stock
VIEW ON AMAZON
Amazon.com
as of April 11, 2021 1:33 am

Features

  • Whole home indoor, gas powered tankless water heater, rated at 3.6 GPM that activates only when in use, making it an energy saver.
  • For indoor installation with safe, efficient power ventilation and perfect for any small home, cabin or apartment.
  • Easy to read digital temperature display, on a compact and space-saving design with minimal noise output.
  • 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.

EcoSmart ECO 11 Electric Tankless Water Heater, 13KW at 240 Volts with Patented Self Modulating Technology

 in stock
8 new from $202.35
5 used from $174.83
Free shipping
VIEW ON AMAZON
Amazon.com
as of April 11, 2021 1:33 am

Features

  • 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
  • ECOSMART tankless water heaters are 99.8-percent energy efficient.Uniform Energy Factor:0.98

Ecosmart ECO 18 Electric Tankless Water Heater, 18 KW at 240 Volts with Patented Self Modulating Technology,White

 in stock
25 new from $354.99
12 used from $273.75
Free shipping
VIEW ON AMAZON
Amazon.com
as of April 11, 2021 1:33 am

Features

  • The product is highly durable
  • The product is easy to use
  • Manufactured in China
  • Copper and stainless components
  • Lifetime warranty for residential use

Ecosmart ECO 36 36kw 240V Electric Tankless Water Heater

 in stock
3 new from $599.00
10 used from $449.25
Free shipping
VIEW ON AMAZON
Amazon.com
as of April 11, 2021 1:33 am

Features

  • Sleek and compact design with digital output temperature display
  • ECOSMART tankless water heaters are 99.8-percent energy efficient
  • Manufactured in United States
  • Pipe Fittings:3/4 inch NPT
  • Required Breaker:4 x 40 A

Rheem RTG-84XLN-1 Tankless Water Heater, Grey

 out of stock
VIEW ON AMAZON
Amazon.com
as of April 11, 2021 1:33 am

Features

  • Exclusive Water Savings technology conserving up to 1, 100 gallons per year
  • 157, 000 BTU (gas consumed per hour)
  • Exclusive Hot Start Programming minimizes cold water burst by staying in ready-fire state
  • Recirculation pump ready kit ready
  • For use outdoors with freeze protection up to -30 degrees

Camplux CA528 5.28 GPM Indoor Natural Gas Water Heater,Grey

 in stock
1 new from $549.99
Free shipping
VIEW ON AMAZON
Amazon.com
as of April 11, 2021 1:33 am

Features

  • 【Enjoy & Comfortable Constant Hot Water】This 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 years to come! Please take the Camplux customized vent pipe CP-70 together for better performance.
  • 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 potential gas fire and hydro power to ensure your family's safety. Automatically activates on water pressure between 7.0-150 PSI.
  • Smart& Energy Saving-PCB 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!
  • High Thermal Efficiency & High-Rise Wind Resistance-Phosphorus 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 time and automatically adjust the fan, flame and maintain stable combustion.
  • 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.

Aquah Indoor Natural Gas Tankless Water Heater 16l / 4.3 Gpm, Whole House

 in stock
3 new from $315.00
VIEW ON AMAZON
Amazon.com
as of April 11, 2021 1:33 am

Features

  • AQUAH natural gas tankless water heater, 4.23 gal (16 L)/min or 254gal/hr
  • Automatic electrical pulse ignition with no standing pilot, operated by 2 D Batteries or 120V AC
  • 85% thermal efficiency, 32,000 Watt / 109,260 Btu/h thermal input
  • 45 dgrees temperature rise at the flow rate of 4.3 gllons per minute (GPM)
  • Free 1/2" BSP (Metric) to 1/2" NPT adapters for gas/water fittings ($45 value).

Rinnai V65IN Tankless Water Heater, Large, V65iN-Natural Gas/6.5 GPM

 in stock
6 new from $680.40
4 used from $510.30
Free shipping
VIEW ON AMAZON
Amazon.com
as of April 11, 2021 1:33 am

Features

  • 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.
  • Residential Factory Warranty - 120 months (heat exchanger), 12 months (labor), 60 months (parts)

Rinnai RL75IP Indoor Tankless Hot Water Heater, RL94eN, Medium, Natural Gas

 in stock
5 new from $1,127.25
Free shipping
VIEW ON AMAZON
Amazon.com
as of April 11, 2021 1:33 am

Features

  • RL75iP HE+ High Efficiency Tankless Hot Water Heater - Propane: Indoor Installation Only
  • Up to 7.5 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!
  • Residential Factory Warranty - 120 months (heat exchanger), 12 months (labor), 60 months (parts)

Marey GA10LP Power 10L 3.1 GPM Propane Gas Tankless Water Heater, Liquid, White

 in stock
1 new from $229.99
7 used from $156.51
Free shipping
VIEW ON AMAZON
Amazon.com
as of April 11, 2021 1:33 am

Features

  • Provide endless hot water on demand and only as needed
  • Save up to 60% on electricity bills for water heating
  • Compact design saves space and is easy to install almost anywhere
  • No electrical connection is required so it's perfect alternative for those homes experiencing frequent power outages
  • Unlimited hot water whenever is needed