Building Components

Roof/Floor/Ceiling » Fully Aligned Air Barriers - Roof/Floor/Ceiling

Guide describing how to air seal and insulate a cantilevered floor.

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

Guide describing how to air seal and insulate a ceiling.

This guide provides information about installing Insulating sheathing above the roof deck on existing homes. This retrofit assembly is appropriate for homes with conditioned attics or where the retrofit is intended to create a conditioned attic.

Guide describing methods for insulating an unvented attic along the roof line.

Guide describing how to repair areas affected by wind washing in existing homes.

Guide describing application of a radiant barrier layer in the attic to block radiant heat transfer between hot surfaces and heat-absorbing surfaces.