A DC Circuit panel upheld Biden-era Energy Department efficiency standards for gas-fired residential furnaces and commercial ...

A divided panel of judges rejected industry groups' arguments that the Biden-era standards violated federal law.

DC Thermal is the manufacturer of the finest DC or Direct Current heaters built in the world today. We have been building DC heaters since 1984, and not only are we one of the oldest companies, but we ...

Water heating is typically the largest or second-largest energy use in multifamily buildings and single-family homes. The average household uses 64 gallons of water each day, according to the U.S.

Analog circuits have had their day; everything is digital now. However, here’s a simple analog circuit built with one good, old, but still available pulse-width-modulating regulator chip. The ...

Tankless water heaters have come a long way in the last 10 years or so. One-third of respondents (33.2%) to our exclusive 2019 Multifamily Design+Construction Amenities Survey said they had installed ...