The Virginia Building Code, A Catch 22

The Virginia Building Code, A Catch 22

The Virginia Residential Building Code allows two options for verifying air tightness in new construction. The first option is a Blower Door Test and the second is just a visual inspection, which as you can imagine, is the most commonly used method as it is generally...
Residential Leakage Rates are counting down . . .

Residential Leakage Rates are counting down . . .

Say hello to the 2012 Virginina Energy Conservation Code. And with it, stricter air leakage requirements with a decrease in allowable air exchange rates. Air exchange rate is the rate at which air flows into and out of a given space through penetrations and openings...
Glistening Icicles…It’s a Problem!

Glistening Icicles…It’s a Problem!

Icicles hanging off the roof may make your home look like it’s straight out of a winter wonderland backdrop but they are a sure sign of energy loss in your home. Icicles often form after the creation of ice dams on the roof. Ice dams are created when snow on the roof...