Newly-manufactured indoor residential gas furnaces will have to be at least 95% efficient starting in late 2028 under a new rule issued by the U.S. Department of Energy (DOE). In an effort to save ...

A time may come when the majority of U.S. homeowners use heat pumps to heat and cool their homes, but we’re not there yet. According to Elements, in 2020 more than half of U.S. homes had forced-air ...

Incorporating a plenum can have its design advantages, but corridors serving adjoining areas of health care occupancies are prohibited from being used for a portion of an air supply, air return, or ...