Standard Air serves HVAC customers in Pennsylvania, West Virginia, Ohio, and Maryland from its four locations.

A split system has two main parts. “The condensing unit ... not be as much value in higher SEER systems.” With residential central air conditioning systems, bigger is not always better.

The ANSI-recognized national standard for residential HVAC duct design will help you design ... and new equivalent length values for flex duct junction boxes. Manual D, from the Air Conditioning ...