Can tankless water heater use existing vent?

The tankless heater cannot share vent piping with any other appliance, and it cannot use a masonry chimney flue for venting. Special stainless steel pipe. The standard galvanized vent from your old storage tank heater would quickly rust away if your tankless heater vented through it.

How does a Rinnai tankless water heater work?

When the need for hot water arises by turning on a shower, washing machine, dishwasher or faucet, cold water flows into the Rinnai Tankless Water Heater from the inlet pipe at the bottom of the heater. The flame is ignited and heats the two heat exchangers that are included in the Super High Efficiency models.

Which is the best brand of tankless water heaters?

Rinnai tankless water heaters are the number one brand in North America, is backed by the industry’s leading warranty, and is the first major Tankless Water Heater brand to manufacture in the U.S. It’s a no brainer. We install Rinnai water heaters but also Navien, Bradford White, Rheem and many more brand.

Why does my Rinnai Water Heater have code 10?

Remove burner and inspect copper fins in heat exchanger for a build up between fins.  This will cause air flow restrictions which can lead to code 10’s.  If build up is present, you will need an air compressor capable of delivering 120 psi of air to blow out the burner and heat exchanger fins.

How does a tankless hot water heater work?

Water continues to be heated as it passes through the heat exchanger, and exits from the hot water outlet pipe to travel through the pipes of the home to the water fixture where hot water is needed. The tankless water heater will adjust flame output as needed to ensure the temperature set point is maintained.

Does Rinnai make an electric water heater?

No, Rinnai does not make electric tankless water heaters. As a company, they feel that the drawbacks to electric heaters (cost per BTU, energy draw, etc.) aren’t worth the manufacturer’s time or their customers’ frustrations.

How much does it cost to replace a hot water tank?

Total cost to replace a water heater, tank style, mid-size and average quality, is about $700, including the heater, related materials, labor, and disposal of the old unit. The cost to install a tankless water heater is closer to $1000, not including any gas line upgrades that may be required.

What is an instant hot water heater?

Tankless water heaters-also called instantaneous, continuous flow, inline, flash, on-demand, or instant-on water heaters are water heaters that instantly heat water as it flows through the device, and do not retain any water internally except for what is in the heat exchanger coil.