Walls & Openings -

Air Sealing/Insulation

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

Guide describing ways to seal drywall to the top plate of an exterior wall to air-seal the wall cavity.

Guide describing how to air-seal common walls between dwelling units in multifamily housing.

Guide describing how to air-seal sill plates in single-family homes and multifamily buildings.

Guide describing blown insulation into exterior wall cavities of existing homes with minimal disruption to occupants.

Guide describing how to correctly air-seal a wall with missing top plates or open wall cavities.

Guide describing how to apply an air control layer directly over existing wall sheathing and cover with two layers of insulating sheathing held in place by vertical furring strips.

Guide describing insulation techniques for skylight shaft walls.

Guide describing how to install stucco over rigid foam insulation in new and existing homes.

Guide describing the design and installation considerations for recladding of above grade walls using insulated vinyl siding.

This guide describes how to install a rigid air barrier to walls behind fireplaces.