Blower Door Test Attic

There are two types of blower doors.

Blower door test attic.

This process will cause outside air to be drawn into the house through leakage points. To conduct a blower door test an infiltrometer or blower door fan is placed in the main entry doorway to depressurize the house or suck out air from the interior. A blower door is a machine used to measure the airtightness of buildings. With blower door testing we ll attach a blower door to your windows and doorways.

When we do a blower test we close all exterior doors and windows open all interior doors and close all fireplace dampers doors and woodstove air inlets. If you have multiple attic access points please make sure we can get into all of them. A blower door test to evaluate the effectiveness of air leakage sealing is highly effective for any homeowner or soon to be homeowner. When operated by our highly experienced technicians a blower door helps to test your air ventilation and quality.

Air leakage testing involves performing a blower door test on the building to determine how leaky the home is. 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. There are three primary components to a blower door. A blower door test is used to determine the air tightness of a home.

The auditor then makes some various calculations from the blower door test in order to give you the results. The blower door has a variable speed fan and meters to measure. 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. A blower door is a diagnostic tool designed to measure the airtightness of a building and to help locate air leakage sites.

This system comes with a calibrated fan an instrument for measuring pressure and a mounting system. To conduct a blower door test we place an infiltrometer or blower door fan in the main entry doorway to depressurize the house or suck out air from the interior.