Natural gas tankless water heater reviews- Top models!

Purchasing a Natural Gas (NG) tankless water heater that is ideal for one’s use is quite a difficult task to accomplice, given that there are so many tankless models, all claiming that they are the best. So, after going through many natural gas tankless water heater reviews, you might have discovered that there are many brands that are competing with each other to attract your attention. Now, for your comfort, we have here a brief introduction to a top model of some of the most popular brands. Though all have good customer ratings, compare and see if any of the following models is ideal for equipping in your house. If you are not satisfied, then, again, there are other popular brands waiting in the list (like the noritz tankless water heater reviews for example)!
Navien NR-240A:
To be frank, this tankless model, which uses a unique condensing technology, is heralded as the best natural gas tankless water heater, thanks to the advance technologies that this model is packaged with. Its standard price is around $2,000; nevertheless you can bag a decent discount if you purchase this model through amazon.com.

Some Features & Specifications:

  • Its total capacity is 1 GPM (gallons of water per minute).
  • It is 98% thermal efficient.  The energy factor is 0.95.
  • This “A” model from Navien is equipped with an integrated mini buffer tank and  circulating pump due to which its consumers  don’t have to experience  the dreaded “cold water sandwich” (a feature famous in most of the tankless water heaters), which I say, is very awful when one is taking a shower.
  • The PVC venting is possible and the installation process of this model is also quite easy.
  • It includes the NR-10DU Remote-control.

Rinnai R94LSi:

This indoor tankless model is not only efficient but lives up to its name as a tankless water heater, for it has the ability to run up to 5 appliances simultaneously, supplying hot water with a consistent temperature. Its standard price is around $1,500; nevertheless you can bag a decent discount if you purchase this model through amazon.com.

Some Features & Specifications:

  • Its total capacity is 9.4 GPM (gallons of water per minute).
  • It is 84% thermal efficient.
  • Eligible for installing in mobile homes
  • It houses a commercial grade heat exchanger which means that this efficient model is eligible for both commercial and residential use.
  • Packaged with a Digital controller (MC-91-1US) plus an error code indicator
  • It complies with the NOx emission standards stated by California & Texas.
  • Besides saving space and providing hot water on demand (as all the tankles models do), this eco-friendly tankless model also saves up to 40% of energy.
  • With the application of the concentric venting system, direct venting to the outside is possible.

Bosch AquaStar 2700ES:

This product is rumored to be among the perfect tankless models (check out other models from bosch tankless water heater reviews), and is packaged with a variety of technologies, thanks to which it is not only eco-friendly but also, as the name suggest, highly efficient in accomplishing works such as supplying hot water for up to 3 applications, consuming less space and saving energy.It is much more enhanced than its predecessor model 2400ES. Its standard price in the shops is around $1,500; nevertheless you can bag a decent discount if you purchase this model through amazon.com.

Some Features & Specifications:

  • Its total capacity is 7.2 GPM (gallons of water per minute).
  • It has the potentiality for saving about 50% utility costs.
  • This model has a direct-vent-room-sealed combustion.
  • Thanks to the integrated vent power, vertical or horizontal venting is possible.
  • There is a 12 year warranty on the heat exchanger whereas a 2 year warranty on the parts. This model has the life expectancy of 20 years.
  • This model is packaged with a wireless remote controller for a quick temperature configuration.

Rheem RTG-74PVN:

This efficient indoor tankless model is a great innovation from the Rheem. It has the capacity of supplying 8.5 GPM (gallons of water per minute) at the rise of 45 degrees Fahrenheit temperature. So, it’s no wonder you can run 2 to 3 applications simultaneously. Its standard price is around $1,100; nevertheless you can bag a decent discount if you purchase this model through amazon.com.

Some Features & Specifications:

  • Its total capacity is 8.5 GPM (gallons of water per minute).
  • It has an electronic ignition which means that there is no necessity for a standby pilot flame, and thus saving the energy.
  • Its “exclusive!” features consist of Guardian SBT (i.e. Sensing Burner Technology) & the Guardian OFW (i.e. Overheat Film Wrap).
  • Packaged with a remote control thermostat and, for your convenience, there is also a digital screen in that thermostat.

As a concluding note, I would like to advise you that the natural gas tankless water heaters have some specific installation process. Also, the venting and combustion air requirements should also be taken into consideration. So, it is wise to consult with a licensed professional who will accurately guide you during the installation process. And, do go through some other natural gas tankless water heater reviews, consumers’ reports etc. to get more insights on the, plumbing, repair and maintenance issues.

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