Controlling air infiltration in
your home is a critical step to home energy efficiency.
Penetrations in the building
envelope or holes and gaps and a pressure difference, creates a great deal of
To find out the problems in this
area, we perform what is called Blower Door Test.
Simply explained, a powerful
blower fan is placed in an exterior door as in the image above.
When it is turned on, the fan
blows air out of the home, thereby the pressure inside the home is lower than
that of the outside of the home.
Outside air then comes in through
any cracks and holes in the exterior of the home.
Our certified technician will use
a 'smoke pencil' to help detect any air leaks.