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Preparing a Home for a Blower-Door Test

When doing an energy audit in preparation for weatherizing a home, you have to seal cracks and openings in the building before you turn on the fan

Conducting a blower door test is relatively easy, but before you turn on the equipment there is a series of steps you must take first. Only with careful preparation of the home and proper operation of the blower door will you be able to consistently capture accurate and usable measurements of the home's airtightness.

Download a study guide to go with this video.

These materials are adapted from Wx Workforce Training, a video-based weatherization training service.