When the fan is turned on it creates a pressure difference between the outside and the inside.
Commercial blower door testing.
Our energy saver 101 infographic explains the importance of a blower door test during a home energy audit.
These are some reasons for establishing the proper building tightness.
Reducing energy consumption due to air leakage.
To accurately test a building enclosure for air leakage and comply with any building enclosure test standards a blower door system will need to be used.
A blower door test is used on buildings in order to quantify the amount of air leakage through its enclosure.
This includes new construction and renovations where the addition is 30 or larger than the original home.
A blower door system consists of a calibrated fan that is installed in an exterior doorway using an adjustable frame and cloth or a rigid hard panel with a hole for the fan to fit into.
The benefits of using our company for your testing services.
During this test a calibrated fan is installed in an otherwise sealed door or window while all the other openings to the exterior are closed.
Professional energy auditors use blower door tests to help determine a home s airtightness.
Since the adoption of the 2015 iecc residential energy codes blower door air leakage testing is now a requirement for most construction projects in the denver metro area.
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