Koford, Tschida and David LeMieux, energy engineer for DEQ, were on site Friday to test one of the new condos with a blower door. The kit from the Helena Building Industry Association came complete ...
Can a house be too airtight? In this video, we perform a blower door test on what may be our most airtight build yet. We discuss the benefits and potential concerns of extreme airtightness in ...
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