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

We've tested and reviewed products since 1936. Read CR's review of the American Standard Hybrid Heat Pump water heater to ...

Sulzer has launched the Sulzer Energy Optimization Service, an energy efficiency and carbon reduction service that the ...