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Guide describing how to air-seal duct and flue shafts.

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

Guide describing the use of building cavities as supply or return ducts.

Guide describing the air-sealing of rim joists on walls connecting homes and attached garages.

Guide describing how to insulate and air-seal dropped ceilings and soffits to prevent air leakage.

Guide describing how to increase insulation in existing homes by installing batt insulation on the ceiling plane of a vented attic.

Guide describing the principal of compartmentalization in multifamily buildings - the separation of dwelling units from each other and from common areas in terms of air flow. Locations where air-sealing is critical to maintain separation of air spaces and air-sealing methods especially for party walls are also described.

Guide describing ways to air-seal an attached garage in new and existing homes.

Guide describing insulation techniques for skylight shaft walls.

Guide describing how to create a capillary break at all crawlspace floors using polyethylene sheeting to manage moisture in crawlspaces.

Guide describing installation of a fully sealed continuous weather resistant barrier to provide a drainage plane to keep rainwater out of above-grade walls.

Guide describing how to insulate a basement to improve the overall thermal performance of the building and provide more dry, usable conditioned space for home occupants and HVAC equipment.

Guide describing ways to construct wall assemblies in cold climates to minimize the likelihood of condensation formation inside the walls.