Guides A-Z

Guide describing how to air seal attic access panels, doors, and stairs to provide a continuous air barrier at the ceiling.

Guide describing how to air seal bathroom and kitchen exhaust fans.

Guide describing how to air seal doors that are next to unconditioned spaces.

Guide describing how to air seal duct and flue shafts.

Guide describing how to air seal electrical wiring throughout a home.

Guide describing how to air seal around light tubes.

Guide describing how to air seal around plumbing and other piping.

Guide describing how to air seal around recessed light fixtures.

Guide describing how to air seal the rough openings around doors and windows.

Guide describing ways builders can block off entry points and otherwise make homes inhospitable to all manner of pests.

Guide describing how to air seal around duct shafts and flues installed through ceilings, walls and flooring in new and existing homes.

Guide describing the types of whole-house fans, installation details to reduce energy loss, and how to operate them for comfort and energy savings based on climate zone.