Researchers at the University of Padova in Italy have proposed to improve the performance of residential air heat pumps with air-geothermal heat exchangers and have found this combination may reduce ...

Venting rules change with efficiency — and mixing them up can lead to moisture buildup, heat exchanger damage, and dangerous combustion issues.

HERRIMAN, UT — I should start this article about my recent home-improvement project with several disclosures: I’m not your average homeowner. In fact, I’ve worked in the plumbing industry in Salt Lake ...

A furnace heat exchanger keeps dangerous gases out of the air circulating in the building. It's a must-have on any furnace ...