Blower Door Fan Test

During this test the advisor goes through your home to locate the possible air leaks.

Blower door fan test. As a modular system it can be used also for single family homes and apartment buildings using one or two blowerdoor fans. 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. We calibrate all blowerdoor measuring fans using a test stand designed and implemented by blowerdoor gmbh which has been calibrated by the physikalisch technische bundesanstalt ptb germany s national metrology institute with an accuracy of 1. A blower door test is used on buildings in order to quantify the amount of air leakage through its enclosure.

There are two types of blower doors. Blower door tests are performed by certified energy auditors to determine to what degree a home is airtight. It is a performance test that uses a device to verify the air tightness of your house which means that it measures the amount of outdoor air that enters your home. Blower doors and duct testers measure airtightness in homes and buildings with blower doors and duct testers.

A blower door is a machine used to measure the airtightness of buildings. Retrotec eu hardermaat 12 7244pz barchem netherlands 31 0 522 282941. 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. Conducting a test determines if there are unsealed cracks resulting in air leakages that require immediate sealing.

The mlm measuring system has been developed in order to guarantee the functionality of ventilation systems by conducting airtightness tests of the duct system. In fact we were able to identify some bad weatherstripping on one of the exterior doors during the test. When the fan is turned on it creates a pressure difference between the outside and the inside. The blower door test is part of the energy evaluation of your home.

Air leaks are easily located by the loud sound of air rushing through the openings. Pole rd everson wa 98225. With our equipment you can perform airtightness checks to reduce energy costs and interior air quality for overall comfort.