BASC Search

Guide describing how to insulate closed crawlspace walls and band joist areas with rigid foam board insulation.

Guide describing how to re-roof an existing home with a sloped roof and add insulation above the roof deck.

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

Guide describing how to install flashing that is integrated with air and water control layers around piping, vents, and other wall penetrations as part of an exterior wall retrofit.

Guide describing an approach to re-roofing an existing flat roof to improve thermal, water, and air control performance.

Guide describing ways builders can block off entry points and otherwise make homes inhospitable to all manner of pests.

Guide that illustrates how and when to encapsulate ductwork in unconditioned attics, increasing the R-value of duct insulation, mitigating condensation issues, and reducing air leakage.

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 air-sealing of the seams and holes in HVAC air handler and furnace cabinets.

Guide describing how to thoroughly seal HVAC ducts to ensure air delivery without leakage, and to ensure economical and quiet performance of the HVAC system.

Guide describing insulation techniques for skylight shaft walls.

Guide describing how to air-seal doors that are next to unconditioned spaces.

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