The Air-Conditioning, Heating, and Refrigeration Institute introduced a new certification program for DX-dedicated outdoor air system units. DOAS, which condition outdoor ventilation air independently ...

Fri, June 6, 2025 at 11:00 AM UTC To help you find the best home cooling for you, we’ve rounded up the best vent-hose and evaporative portable stand-alone AC units in a variety of styles and sizes.

Direct expansion (DX) air conditioning systems are widely employed in residential and small- to medium-sized commercial buildings due to their compact design and ability to directly utilise ...

If you live in a house without central air conditioning, summers can be absolutely brutal. Chances are, you’ve considered getting a window AC unit. But diving into the world of window units can be ...