Building Sciences: Just Right

In new and retrofitted homes increased airtightness is great. Proper ventilation is great, too. However, all too often, a blower door test is the only method used to choose the mechanical ventilation for a residence. This is a bad idea. Why you ask? Its all about the holes. Joe discusses why draftstopping is a good idea.

Citation: ASHRAE Journal, vol. 53, no. 5, May 2011



Product Code(s): D-AJ11MayBS

This product is related to: Measured Home Performance: Best Practices for Home Energy Retrofits