Home energy professionals use a blower door as a diagnostic tool to determine how much air is entering or escaping from your home. Professional energy assessors use blower door tests to help determine ...

Anyone thinking of buying a house or building one should consider having a blower door test performed. It will help determine the cost of future energy bills. The blower door test is a diagnostic tool ...

Most heating and cooling contractors have some familiarity with the blower door device - that big fan the weatherization guys and insulators plug into the doorway that sucks air from a home in order ...

It helps you determine what it will cost to heat, and what you should do to seal it up. When Greening Homes did the blower door test on my 100-year-old house before we renovated it, they couldn't even ...

When HVAC contractors expand into home performance, they often experience a steep learning curve as they discover the new tools they need to add to their fleet. One tool considered an absolute ...

The next time someone tells you that you need all sorts of expensive equipment for energy-efficient buildings, make sure to mention air sealing. Most people know that adding more insulation to an ...

Weatherization, energy audits, airtight homes — none of these things inspire shouts of glee … until you add James Brown. Which, mercifully, this random video does. Scraped from the corners of the ...

Did you know that the average home has enough air leakage to add up to a two-foot-square hole 1? That’s the equivalent to leaving a medium-sized window open 24 hours a day 1. Most homeowners would ...