Heating & Cooling

R-410A allowed a fair amount of margin for error. A duct run sized slightly small,…

Most mini-split installs end the same way: a technician with an EPA Section 608 certification,…

The exemption that let outdoor residential HVAC equipment skip GFCI protection expired Sept. 1, bringing updated requirements for contractors to…

A Honeywell Home thermostat that won't respond, holds the wrong temperature, or refuses to connect…

Summer shutdowns love a clogged condensate drain line. Not because the repair is complicated. Usually because…

The refrigerant transition feels finished: R-32 and R-454B are standard in new equipment, and last…

A dirty condenser coil doesn't announce itself. The system still runs. The air still comes out cool, at…

Most heating equipment makes heat. A heat pump does something more interesting: it moves heat…

"Low on refrigerant" is the wrong diagnosis made too often. A system with low suction…

Sponsored Post A homeowner calls about swapping an aging oil boiler for something electric. No…