10 Best Natural Gas Tankless Hot Water Heater 2022 For The Money

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Are you looking for the Best Natural Gas Tankless Hot Water Heater on the market? You have come to the perfect place! Our detailed research on Natural Gas Tankless Hot Water Heater will help you choose the right one according to your needs. It was a very daunting task for our team to shortlist the top 10 among hundreds of options. Pick one from our Natural Gas Tankless Hot Water Heater Reviews and fulfill your needs!

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Our Top 10 Best Natural Gas Tankless Hot Water Heater Picks

NoProductScoreAction
1Rinnai V53DeN Natural Gas Tankless Hot Water Heater9.8Price on Amazon
2Rinnai RL75iN Natural Gas Tankless Hot Water Heater9.4Price on Amazon
3Rheem RTGH-95DVLN 9.5 GPM Indoor Direct Vent Tankless Natural Gas Water Heater9.4Price on Amazon
4Tankless Water Heater Natural Gas9.2Price on Amazon
5Camplux Tankless Water Heater Natural Gas9Price on Amazon
6Rinnai RU199iN Natural Gas Condensing Tankless Hot Water Heater8.8Price on Amazon
7Rinnai RUCS75iN Tankless Hot Water Heater8.8Price on Amazon
8Rinnai RU199eN Natural Gas Condensing Tankless Hot Water Heater8.6Price on Amazon
9Rinnai RUCS65IN Tankless Hot Water Heater8.4Price on Amazon
10Natural Gas Tankless Water Heater On Demand Hot Water Heater Indoor Use 7.0 GPM 1708.2Price on Amazon

1. Rinnai V53DeN Natural Gas Tankless Hot Water Heater

  • 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 5.
  • 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.

2. Rinnai RL75iN Natural Gas Tankless Hot Water Heater

  • Energy and Space Efficient: Space-saving design conserves energy as it heats only when necessary
  • Optimal Water Pressure: High-performance 7.5 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.

3. Rheem RTGH-95DVLN 9.5 GPM Indoor Direct Vent Tankless Natural Gas Water Heater

  • 94-Percent Energy efficient with stainless-steel condensing heat exchanger
  • Intelligent electronic controls designed to increase energy efficiency and safety
  • Third party efficiency listed by AHRI
  • Up to 38-Feet of 3-Inch PVC Pipe or 5-Feet of 2-Inch PVC Pipe
  • Low Nox Version

4. Tankless Water Heater Natural Gas

  • 18 GPM Instant Constant Water Heater -Camplux 3.
  • Convenient, Easy Installation -The tankless water heater uses standard 1/2″ BSP water fitting and gas inlet.
  • 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).
  • 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.
  • 6-In-1 Protection Ensure Your Safety- Dry combustion,flame failure device, anti-freezing protection, over heating protection to ensure your safety.

5. Camplux Tankless Water Heater Natural Gas

  • 18 GPM Instant Constant Water Heater -Camplux 3.
  • Convenient, Easy Installation -The tankless water heater uses standard 1/2″ BSP water fitting and gas inlet.
  • Modern Design,Easy Operation -Trendy and modern design with unique white glassy front panel,easy to control the water temperature with LED touchscreen (Fahrenheit and Celsius switch optional).
  • Outstanding Features- The Camplux tankless gas water heater comes with oxgen-free copper heat exchanger and v-type stainless steel burner,high heating efficiency up to 89.
  • 6-In-1 Protection Ensure Your Safety- Dry combustion,flame failure device, anti-freezing protection, over heating protection to ensure your safety.

6. Rinnai RU199iN Natural Gas Condensing Tankless Hot Water Heater

  • 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: Up to 11 GPM hot water flow rate for a powerful, constant stream
  • Instant Heating: Equipped with Circ-Logic – Pair with an external pump to reduce wait time for hot water via scheduled or on-demand recirculation.
  • Guaranteed to Last: 15-, 5-, and 1-year residential for heat exchanger, labor, and parts, respectively.

7. Rinnai RUCS75iN Tankless Hot Water Heater

  • 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 7.5 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.

8. Rinnai RU199eN Natural Gas Condensing Tankless Hot Water Heater

  • 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: Up to 11 GPM hot water flow rate for a powerful, constant stream
  • Instant Heating: Equipped with Circ-Logic – Pair with an external pump to reduce wait time for hot water via scheduled or on-demand recirculation.
  • Guaranteed to Last: 15-, 5-, and 1-year residential for heat exchanger, labor, and parts, respectively.

9. Rinnai RUCS65IN Tankless Hot Water Heater

  • 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.

10. Natural Gas Tankless Water Heater On Demand Hot Water Heater Indoor Use 7.0 GPM 170

  • Tankless Water Heater: No need to wait 30 minutes for preheating and limited use of hot water like with a tank water heater.
  • Satisfy Whole Family: With 7.
  • Multiple Safety Protection: CSA certified in the United states and Canada.
  • 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.

Natural Gas Tankless Hot Water Heater Buying Guide


We have spent a lot of time compiling this list as that consists of only the best ones. Once you pick from this list, there is no need to go through the specifications of any other Natural Gas Tankless Hot Water Heater.

Since you've come this far, you're obviously curious about these products and wants to know how we have compiled the list above.

There are tons of information available on the internet but we have researched thousands of user opinions to compile the best for you.

But that wasn't an easy job, right? That is why we have spent time getting the Best Natural Gas Tankless Hot Water Heater from thousands of options.




    • First our experts collect as much information available about these products from authentic sources.

    • Then we employ artificial intelligence and those large volume data to validate all the collected information.

    • Then our AI ranked them on their quality to price ratio using standard criteria that let us pick the top Natural Gas Tankless Hot Water Heater




Listing the above 10 options on these parameters can undoubtedly make your life easier. It will help you choose the best one easily.

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