The Benefits of Zone Pressure Diagnostics
Weatherization and home performance contractors have been using zone pressure diagnostic (ZPD) testing since the 1990s to better diagnose, and ultimately improve, the airtightness of homes. Though our understanding of ZPD testing has come a ...
Canada has developed a furnace sizing protocol that uses actual gas meter readings to size replacement furnaces. [continue reading]
Energy Star programs are requiring more expertise from HVAC crews. Here are some helpful training hints. [continue reading]
Since today’s houses are now tightened for air conditioning as well as heating, there is less and less natural ventilation in our homes. This means that additional forms of mechanical ... [continue reading]
Q I live in a 1920s Wardman row house in Washington, D.C. The house has a cast-iron radiator heating system. I hired a local contractor to do some bathroom renovations. It was necessary to ... [continue reading]
Plumber’s Bummer This picture was taken from inside a mobile home. The plumber had run the water lines inside the ductwork to prevent freezing. However, he failed to seal the ductwork back. We ... [continue reading]
Today, Rocky Mountain Institute (RMI) released a new report,†Better Rentals, Better City: Smart Policies to Improve Your City’...
At this year's national conference and trade show we networked, learned, laughed and grew! Thank you for sharing your week ...