Consumer Reports tested heat pump water heaters to determine which ones were the most energy-efficient and fastest at heating ...

Consider Energy-Saving Options Before You Need to Find a ReplacementHeat pump water heaters, like this ProTerra model from ...

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