Roofs, Attics & Ceilings -

Air Sealing/Insulation

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

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

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

Guide describing a method for insulating an unvented attic by spraying foam insulation along the underside of the roof deck.