A water heater is one of those home appliances that you don’t think about until it stops working. However, a water heater can be a major energy eater, whether you’re buying one for a new home or ...

When is the best time to buy a new water heater? Hint: It’s not when the one you have fails. But that’s what many homeowners end up doing. They notice a leak—or worse, they’re surprised by a flood—and ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? You probably don’t spend a whole lot of time thinking about your water heater, and ...

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A tankless water heater looks to be nothing more than a simple gray box that hangs on the wall. Yet inside that box is some pretty remarkable engineering, because when you open a hot-water faucet, it ...