Commercial Blower Door Testing

There are two types of blower doors.

Commercial blower door testing.

Understanding blower door test results. We have years of experience as bpi building performance institute building analysts and can perform the testing that you need to meet code and inspection requirements. A blower door is a machine used to measure the airtightness of buildings. Simply put a blower door is a diagnostic tool used to measure how much air infiltration air leakage occurs in a house.

What is blower door testing. A blower door consists of a frame and flexible panel that fit into an. Vapor emitters such as the tiny s handheld fog machine can make air leakage visible in vulnerable leakage areas such as floor to wall connections around windows and doors ceiling penetrations or anywhere two dissimilar materials meet that create a gap or. Smoke testing with a blower door can also help locate leaks in the building envelope.

1 a calibrated variable speed fan capable of inducing a range of airflows sufficient to. How does it work. A blower door test is used on buildings in order to quantify the amount of air leakage through its enclosure. Smoke sealing and protecting areas of refuge ensures in the event of a fire smoke does not enter another part of the building this is especially useful in the oil gas industries especially on oil rigs.

Commercial air leakage testing otherwise known as commercial blower door testing enables. Beginning with the 2012 iecc a maximum air leakage rate is defined and each new home must meet this tightness level verified with a blower door test. Last year we built an energy star home for a customer and we used a blower door test to evaluate the houses air infiltration performance. A blower door is a machine used to measure the airtightness of buildings.

There are three primary components to a blower door. It can also be used to measure airflow between building zones to test ductwork airtightness and to help physically locate air leakage sites in the building envelope. A blower door test is performed to measure the exact air tightness of a home. 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.

The blower door test. Blower doors consist of a frame and flexible panel that fit in a doorway a variable speed fan a pressure gauge to measure the pressure differences inside and outside the home and an airflow manometer and hoses for measuring airflow.