Posted on July 30, 2013 by Hannah McKenzie.
Tightest House Congratulations to Asheville Area Habitat for Humanity. The blower door test result was 250 CFM50 for this two bedroom home. Tightest Ducts Congratulations to Habitat for Humanity of Wake County. The duct blaster results were 20 CFM25 for this five bedroom home! Great job everyone!