BASC Search

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

Guide describing how to insulate a floor over unconditioned space with conditioned space above by adding insulation and air-sealing.

Guide with information about how to upgrade a garage ceiling when a portion of the interior of the house is located directly above the attached garage by adding insulation and air sealing.

Guide describing how to increase insulation in existing homes by installing batt insulation on the ceiling plane of a vented attic.

Guide describing how to install and properly integrate flashing at the intersection of the wall and roof on an existing home.

Guide describing how to install stucco over rigid foam insulation in new and existing homes.

Guide describing the installation of insulating sheathing above the roof deck on existing homes. This retrofit assembly is appropriate for homes with conditioned attics or where the retrofit is intended to create a conditioned attic.

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

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

Guide describing how to apply an air control layer directly over existing wall sheathing and cover with two layers of insulating sheathing held in place by vertical furring strips.

Guide describing continuous rigid insulation installation procedures to reduce thermal bridging and help provide thermal protection.