InterNACHI releases new, free, online "Home Energy Blower Door Training" video course

[bgromicko (Ben J. Gromicko)]

InterNACHI releases new, free, online “Home Energy Blower Door Training” video course](http://www.nachi.org/home-energy-blower-door-training.htm).

Home Energy Blower Door Training Course - InterNACHI