Heating & Cooling

Baseboard is the most common hydronic heat emitter in residential construction for good reason. It's reliable, inexpensive, simple…

For years, the honest answer to "Will a heat pump keep up in the north?"…

Choosing a tankless water heater sounds simple until the questions start stacking up. Gas or…

An older cast iron boiler with a 70% AFUE rating is sitting in the mechanical…

Plenty of Section 608 exam questions were written around R-22 systems. The field has moved…

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…