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 for HVAC equipment.

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 providing information about constructing a roof with full insulation at the eaves, and insulating eaves in existing homes.

This guides describes how to insulate and air seal attic knee walls and floor joist cavities under knee walls.

Guide providing information about high-performance and high-efficiency windows including ENERGY STAR-certified windows.

Guide describing how to install low-e exterior storm windows.

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.