Bottom Line: With the top GPM, impressive BTUs ... Another option when purchasing a Rinnai tankless water heater is to buy an indoor or outdoor model. An indoor model can be mounted on the ...

A plumber can install an instant hot water heater inside or outside. Outdoor tankless water ... and model for your specific ...

Water heating is the second-largest energy cost for U.S. households. But you can save with a more efficient water heater, ...

Uniform Energy Factor refers to a water heater's efficiency when run under simulated heavy use conditions for a 24-hour period. Electric Tankless is part of the Water Heaters test program at ...