Best Tankless Natural Gas Water Heater For 2022

If you’re wondering what the best gas tankless water heaters are, check out our top ten list

The Best Tankless Natural Gas Water Heater In 2022

$613.32
$649.99
in stock
7 new from $613.32
as of May 17, 2022 8:12 am
Amazon.com
$409.99
in stock
2 new from $399.99
as of May 17, 2022 8:12 am
Amazon.com
$1,099.00
in stock
7 new from $1,099.00
1 used from $1,850.00
as of May 17, 2022 8:12 am
Amazon.com
$757.49
in stock
5 new from $757.48
1 used from $675.00
as of May 17, 2022 8:12 am
Amazon.com
$983.89
in stock
4 new from $983.89
as of May 17, 2022 8:12 am
Amazon.com
$1,909.50
in stock
8 new from $1,909.50
as of May 17, 2022 8:12 am
Amazon.com
$409.99
in stock
3 new from $409.99
1 used from $349.42
as of May 17, 2022 8:12 am
Amazon.com
$1,525.61
in stock
4 new from $1,525.61
as of May 17, 2022 8:12 am
Amazon.com
Last updated on May 17, 2022 8:12 am

Lis The Best Tankless Natural Gas Water Heater Reviews

MAREY GA24CSANG 8.34GPM, High Efficienty, CSA Certified, Residential Multiple Points of Use Natural Gas Tankless Water Heater, White

$649.99
$613.32
 in stock
7 new from $613.32
Free shipping
Amazon.com
as of May 17, 2022 8:12 am

Features

  • CSA Certified
  • LED Touch Screen Computerized Safety
  • Flow activation
  • Oxygen free copper heat exchanger
  • Stainless Steel Venting Exhaust

Tankless Water Heater Natural Gas, Camplux Instant Hot Water Heater, 3.18 GPM Natural Gas Tankless Water Heater, Whole House Gas Water Heater, Indoor, Black

$409.99  in stock
2 new from $399.99
Free shipping
Amazon.com
as of May 17, 2022 8:12 am

Features

  • 3.18 GPM Instant Constant Water Heater -Camplux 3.18 GPM tankless water heater natural gas delivers 3.18 gallons per minute of on-demand endless hot water ensures constant comfortable instant hot water for 2-3 persons whole house. 3.18-GPM heater is activated by water flow rather than water pressure; Minimum activation water capacity rate: 0.65 GPM-4.8 GPM; Maximum input rating: 82,000 BTUs; Water connection location/size: Bottom/0.5-inch NPT.
  • Convenient, Easy Installation -The tankless water heater uses standard 1/2" BSP water fitting and gas inlet. The water heater comes with1/2 " BSP female to 1/2" NPT male gas connector adapter then you want hook this water heater to natural gas pipe directly.It also comes with 2.3" horizontal vent pipe,ensures efficient power ventilation. You can take Camplux customized wall thimble-WT236 for perfect indoor use.
  • Modern Design,Easy Operation -Trendy and modern design with unique black glassy front panel,easy to control the water temperature with LED touchscreen (Fahrenheit and Celsius switch optional).The compact size instant water heater saves more space than traditional tanks.
  • Outstanding Features- The Camplux tankless hot water heater comes with oxgen-free copper heat exchanger and v-type stainless steel burner,high heating efficiency up to 89.98 %; 90°wind isolation design, this tankless natural gas water heater can anti backflow wind in high floors, the S/S 2.36 ” vent pipe exhaust harmful gases quickly.
  • 6-In-1 Protection Ensure Your Safety- Dry combustion,flame failure device, anti-freezing protection, over heating protection to ensure your safety. Fully automatic temperature controls with an energy saving mode and child lock technology.

Rheem Prestige High Efficiency 9.5GPM Indoor Natural Gas Tankless Water Heater

$1,099.00  in stock
7 new from $1,099.00
1 used from $1,850.00
Free shipping
Amazon.com
as of May 17, 2022 8:12 am

Features

  • Exclusive Water Savings technology conserving up to 1, 100 gallons per year
  • 199, 900 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 indoor only

Gas Tankless Water Heater, Fogatti Indoor Natural Gas 7.0 GPM, 170000 BTU White Instant Hot Water Heater

$699.99  in stock
Amazon.com
as of May 17, 2022 8:12 am

Features

  • Tankless Water Heater: No need to wait 30 minutes for preheating and limited use of hot water like with a tank water heater. Tankless for endless hot water.
  • Satisfy Whole Family: With 7.0 GPM and 170,000 BTU heating capacity through natural gas intake, it is suitable for 3-4 outlets for the whole family. with a UEF of over 0.82, the high energy conversion rate can effectively reduce energy loss, saving the family energy and money.
  • Multiple Safety Protection: CSA certified in the United states and Canada. The tankless gas water heater indoor features multi safety protections: Overheat protection, Flame Failure Protection, Low Water Flow Protection, High Water Pressure Protection, Dry combustion Protection and Anti-freeze Protection.
  • Excellent Quality and Design: The compact design effectively saves floor space, which also makes it easier to install.
  • Quality Service: Fogatti offers 2 years of service and you can contact us directly by email if you encounter any problems. We will sincerely solve any problems of our customers.

Rinnai V65EN Tankless Hot Water Heater, 6.5 GPM, Natural Gas, Outdoor Installation

$757.49  in stock
5 new from $757.48
1 used from $675.00
Free shipping
Amazon.com
as of May 17, 2022 8:12 am

Features

  • Endless Hot Water: Enjoy unlimited hot water flow throughout the house; compact, durable, and easy to install; professional installation recommended
  • Energy and Space Efficient: Space-saving design conserves energy as it heats only when necessary
  • Optimal Water Pressure: High-performance up to 6.5 GPM hot water flow rate for a powerful, constant stream
  • Enhanced scale detection lessens possibility of serious, long-term damage to unit
  • Guaranteed to Last: 10-, 5-, and 1-year residential factory warranty for heat exchanger, labor, and parts, respectively

Rinnai RUCS65iN Natural Gas Tankless Hot Water Heater, 6.5 GPM

$983.89  in stock
4 new from $983.89
Free shipping
Amazon.com
as of May 17, 2022 8:12 am

Features

  • Endless Hot Water: Enjoy unlimited hot water flow throughout the house; compact, durable, and easy to install; professional installation recommended
  • Energy and Space Efficient: Space-saving design conserves energy as it heats only when necessary
  • Optimal Water Pressure: High-performance 6.5 GPM hot water flow rate for a powerful, constant stream
  • Multiple venting options available including PVC/CPVC using the Ubbink Concentric to Twin Pipe adaptor allow for an easy installation
  • Guaranteed to Last: 12-, 5-, and 1-year residential factory warranty for heat exchanger, parts, and labor respectively

Rinnai CU199iN Natural Gas Condensing Tankless Hot Water Heater, 11 GPM

$1,909.50  in stock
8 new from $1,909.50
Free shipping
Amazon.com
as of May 17, 2022 8:12 am

Features

  • Energy and Space Efficient: Space-saving design conserves energy as it only heats when necessary; multiple venting options offer installation flexibility
  • Optimal Water Pressure: High-performance 11 GPM hot water flow rate for a powerful, constant stream
  • Instant Heating: Circ-Logic technology enables recirculation patterns that coincide with your typical habits; Wi-Fi monitoring creates hot water on demand
  • Guaranteed to Last: 8-, 5-, and 1-year commercial warranty for heat exchanger, parts, and labor, respectively

MAREY 4.2 GPM, 105,800 BTUs, Whole House solution, Digital Display, Outdoor Natural Gas Tankless Water Heater, Silver

$409.99  in stock
3 new from $409.99
1 used from $349.42
Free shipping
Amazon.com
as of May 17, 2022 8:12 am

Features

  • Maximum of 4.2 Gal. per minute for a perfect outdoor shower at 115°F output water temperature.
  • Rated at maximum output 105,800 BTUs for endless hot water
  • No electricity needed: unit ignites with 2 D cell batteries. Perfect for off the grid areas, campsites, cabins or any other location where electricity is not available.
  • Unit comes with a digital display making it easy to adjust water and gas flow to your desired output temperature
  • Portable outdoor shower included

Rinnai RL94eN Natural Gas Tankless Hot Water Heater, 9.8 GPM

$1,525.61  in stock
4 new from $1,525.61
Free shipping
Amazon.com
as of May 17, 2022 8:12 am

Features

  • Energy and Space Efficient: Space-saving design conserves energy as it heats only when necessary
  • Optimal Water Pressure: High-performance 9.8 GPM hot water flow rate for a powerful, constant stream
  • Instant Heating: Circ-Logic technology enables recirculation patterns that coincide with your typical habits; Wi-Fi monitoring creates hot water on demand
  • Guaranteed to Last: 12-, 5-, and 1-year residential and 5-, 5-, and 1-year commercial factory warranty for heat exchanger, parts, and labor respectively

Natural Gas Tankless Hot Water Heater, Camplux 5.28 GPM On Demand Natural Gas Water Heater Outdoor, Gray

$599.99  in stock
Amazon.com
as of May 17, 2022 8:12 am

Features

  • On-Demand Tankless Water Heater-Camplux advanced 5.28 GPM high efficiency flow control natural gas tankless water heater delivers 5.28 gallons per minute of on-demand endless hot water to suit medium- and smaller-sized homes. Automatically activates on water pressure between 7.0-150 PSI.
  • Constant & Sustainable Hot Water Solution -CSA certified balanced combustion design ,features with over-high wind pressure safety protection,Ipx4 water resistant protection, over-loaded electric protection,fan failure protection, 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.
  • Affordable & Efficient Savings -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 at an affordable rate.
  • 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.

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