REFRIGERANT SWITCH: A Greenheck DGX-P116 Makeup Air Unit. Greenheck Fan Corp. has begun offering direct ... use 50% less refrigerant, and transfer heat 40% more efficiently, Greenheck said.

These are the three types of ducted home heating systems: A furnace blows heated air through ducts, and the heated air is ...

Now available in the North American market, the manufacturer says these heat pumps work with new AI technology and reportedly ...

Samsung Electronics has announced the expansion of its air to heat pumps in North America, featuring a slim design and AI ...