One of the things I liked about living in Japan 20 years ago was the on-demand water heater that supplied the kitchen sink. Turn it on, and you had instant hot water for doing dishes, cooking, washing ...

If you want to improve the taste and the purity of your tap water without cluttering your countertop or attaching a bulky appendage to your faucet, an under-sink water filter may be the answer. In ...

If you’re like a majority of Americans, the water from your household tap travels through miles of aquifers, pipes, and treatment systems before landing in your glass. One of the easiest ways to boost ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Tim Heffernan Tim Heffernan is a writer who covers air and water quality and ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Tim Heffernan Tim Heffernan is a writer who covers air and water quality and ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? Relying on cases of water is both costly and wasteful, which is why we insist on ...

Vern Thurlow, a retired electrical contractor, has returned a small, under-sink water heater he removed from a park bathroom for nonpayment of services. Vern Thurlow, a retired electrical contractor, ...