Foundations & Floors -

Air Sealing/Insulation

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

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

Guide describing how to create an air barrier between the garage and the conditioned space above it to prohibit pollutants from entering a home's interior.

Guide describing how to air-seal and insulate the floor above an unconditioned basement or crawl space.

Guide describing the air-sealing of rim joists on walls connecting homes and attached garages.