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Randy Williams is a builder and energy auditor in northern Minnesota. Follow him on Instagram @northernbuiltpro and his blog at northernbuilt.pro.
Randy Williams explains more of his air leak sleuthing techniques in the latest installment in his series on using a blower door.
Randy Williams explains the difference in these two types of tests, and when it's best to use each one.
The only way to accurately measure air changes per hour is to accurately measure house volume. Randy Williams explains how.
Blower door testing a home requires much more than simply setting up the equipment and running it.