Blower Door Test Cost

State building codes across the country are starting to require blower door and duct testing from certified third parties on all new construction homes.

Blower door test cost. The blower door test. Blower door tests are becoming part of many state and provincial mandatory building codes the new bc energy step code in british columbia canada is one example. A blower door fan simulates these conditions during a test. Blower door test during a home energy audit.

A blower door test is used on buildings in order to quantify the amount of air leakage through its enclosure. The blower door test costs about 450 00 for a typical house. These pages describes how to build a pretty good blower door for about 30. Professional energy auditors use blower door tests to help determine a home s airtightness.

The testing is mandatory. Holtkamp heating a c inc. You can use it to 1 find air infiltration leaks into your house 2 trace your progress in sealing the house 3 estimate your infiltration flow at 50 pa a blower door standard and compare it to other homes 4 estimate your heat loss due to infiltration and 5 estimate fuel saving and co2 reduction from air. The 20mph wind is equivalent to 50 pascals pa of pressure difference.

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. Tested at 25 pascals total leakage less than or equal to 4 cubic feet per minute per 100 square foot of conditioned floor area. This includes a report of the air leakage locations and recommendations for the sealing approach. A blower door test is often an essential part of a home audit we don t know for sure just yet if it will be part of the free home energy audits promised by the canadian liberal government in oct 2019.

Retrotec eu hardermaat 12 7244pz barchem netherlands 31 0 522 282941. Once the energy auditor arrives it takes between 10 and 20 minutes to install the blower door inside an existing door frame an additional 10 to 15 minutes to prep the house for the test and. The blower door test simulates wind blowing against a building at 20 miles per hour in which case the total volume of air within the house would be exchanged with outside air 7 times. These homes have already had a blower door test to quantify air leakage.

Why hvac professionals should add blower door testing to their business services. These are some reasons for establishing the proper building. What is a blower door test. Companies texas does duct tightness testing and blower door testing in dallas and fort worth tx.

Our energy saver 101 infographic explains the importance of a blower door test during a home energy audit. What does it cost. Pole rd everson wa 98225.