Guides A-Z

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

Guide providing guidance on insulating attic eaves in new and existing single-family homes and multifamily buildings.

Guide describing how to insulate and air-seal attic knee walls and floor joist cavities under knee walls.

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

Guide describing insulation of piping in exterior walls.

Guide describing steps to take to minimize indoor humidity in preparation for cold winter weather.

Guide outlining how to retrofit an exterior wall and/or attic to provide continuous air sealing.

Guide describing how to insulate slabs on grade in climate zones 3 and higher.

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

Guide describing methods for insulating an unvented crawlspace or conditioned basement with rigid foam on the interior side of the walls to provide an insulated space for HVAC equipment.