Here’s what to know. Essentially, the standards call for new tankless (sometimes called instantaneous) gas water heaters to use less energy than the least efficient models currently available ...

Southern California air quality leaders are stepping away from a proposal to phase out gas-powered furnaces and water heaters ...

Air quality regulators in Southern California heard impassioned public comments Friday before an anticipated vote on proposed rules that would curb harmful emissions from gas-powered furnaces and ...

Homeowners can get instant hot water with a tankless water heater or store hot water for future use with a tank-style water heater. We’ve chosen the A. O. Smith Gas Tank Water Heater as our best ...

In late December, the U.S. Department of Energy finalized new energy efficiency standards for tankless (also known as instantaneous) gas water heaters. However, these standards only apply to new ...

A natural gas water heater sits on display at ... buying models that are more expensive or lean on non-instantaneous storage tank water heaters, which are generally cheaper but tend to be less ...

Understanding the orders The orders require new gas tankless water heaters, also known as instantaneous heaters, to use about 13% less energy than less efficient models, a change that effectively ...