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Rheem RTG-84XLN 8.4 GPM low Nox Outdoor Tankless Natural Gas Water Heater review

Rheem RTG-84XLN 8.4 GPM low Nox Outdoor Tankless Natural Gas Water Heater

If you are looking for thebest tankless natural gas water heater for your home, you should consider the Rheem RTG-84XLN 8.4 GPM low Nox Outdoor Tankless Natural Gas Water Heater.This unit is designed to supply 8.4 gallons of hot water a minute and 6.6 gallons of water per minute at 35A degree and 45A degree rise respectively. It operates on natural gas and saves energy efficiently.

This product is designed for the comfort of both large and mid-sized homes with a capacity of 2-3 bathrooms. It can supply water to different faucets simultaneously without a temperature drop. It is one of the best models ever produced by its manufacturer. Its minimum activation flow rate is 0.40GPM and a minimum of 0.26GPM. This unit is the perfect solution for your home water heating needs.

Key features

Low flow fixture compatibility

This product has a minimum activation flow rate of 0.4GPM and a minimum flow rate of 0.26GPM which allows you to enjoy a constant supply of hot water even at a very low water pressure. This eliminates situations where your tankless water heater may not start at all or may have some delays before starting.

Saves water

If you are very concerned about the wastage of water, then this model has you covered. It is designed with a water saving setting that allows it to save about 1,100 gallons per year. It achieves this by decreasing water flow through the pipes while it awaits it to level with the heater’s temperature.

Works at high altitude

If your home is located at a very high altitude and you need a tankless natural gas-powered water heater, then this product is for you. It is designed to function efficiently at height of 8,400ft above sea level.

Outside installation

It can only be installed outside because of the design in the combination of the vents and the unit. This allows you to enjoy a smooth flowing hot water without having to worry about gas explosions within the apartment.

Excellent water temperature control

This product allows you to set the temperature of the water to your desire. The digital temperature display allows you to monitor the level of heating with ease.

Internal heaters

The built-in internal heaters offer insulation from cold and prevent the pipes from being damaged during extreme cold weather conditions. You can run several faucets at a time in 2-3 bathrooms without experiencing a drop-in temperature.

Pros

  • Can connect two tankless unit to work as one.
  • Digital temperature regulator
  • It is compact and saves space
  • It can be controlled remotely, thus, you will not have to go outside to set the temperature.
  • Very easy to install
  • Comes with a BTU rating of 180,000
  • Inside the box is a 10ft thermostat wire

Cons

  • The possibility of misplacing the remote controller
  • Difficulties in getting an accurate temperature
  • Factory warranty is voided if it is not installed by a professional
  • A tendency for your water bills to increase

Frequently Asked Questions

Does this unit have to be installed outside? Can it go in a utility closet?

This product is designed for outdoor installation only because the vents are combined with the unit.

What is the external electric spec needed for this unit?

It requires a 110V outlet for a rated wall plug

How many BTU does it have?

It has a very high BTU of 180,000

Can this unit be installed under a carport that is open on 3 sides?

If there is enough distance between the unit and your roof and there is enough clearance for the front opening of the exhaust fumes then you can have it installed in under your carport.

Can it be connected to a 240v power supply for ignition?

NO. only 110V.

What is the difference between the RTG-84XN and RTG-84XLN?

The XLN is more environmentally friendly since its low on toxic emissions such as nitrous oxide (nox).

What size are the inlet and outlet water fittings on this unit?

It is approximately ½’’

Can you install this in an attic?

Yes. It is very appropriate for the attic. Ensure that you have a fresh ¾ gas lines for it.

Verdict

This is the outdoor water heater you should get if you want to control your hot water supply with a remote controller. It is designed to work perfectly in any environment and has the capacity to meet your water demands by supplying to different faucets simultaneously.

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