Air Sealing Attic Access Panels/Doors/Stairs Description Guide describing how to air-seal attic access panels, doors, and stairs to provide a continuous air barrier at the ceiling.
Air Sealing Doors Adjacent to Unconditioned Space Description Guide describing how to air-seal doors that are next to unconditioned spaces.
Enclosure Leakage Test Description Guide describing how to use a blower door test to determine building envelope air leakage.