BASC Search

A guide describing how to install low-sloped ("flat") roofs with insulation above the roof deck that resist wind pressures during high-wind events.

Guide describing the installation of roof vents that are resistant to damage from high winds and entry of wind-borne rain, wildfire embers, or pests.

Guide describing how to repair or replace skylights in existing homes.

Guide describing requirements for sealing roof sheathing to increase resistance to high winds and rain.

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

Guide describing installation of a fully sealed continuous weather resistant barrier to provide a drainage plane to keep rainwater out of above-grade walls.

Guide describing how to insulate a new foundation wall or an existing foundation wall by adding rigid insulation to the exterior side.

Guide describing how to install a capillary break to help manage moisture in foundations.

Guide describing how to apply flashing to the bottom of exterior walls to create a continuous drainage plane.

Guide describing how to install moisture-resistant materials on walls behind showers and tubs to help manage moisture.

Guide providing information about treating bulk water drainage issues and moisture control measures in existing basements and crawl spaces.

Guide describing how to retrofit an existing basement floor or slab to reduce moisture issues.

Guide describing vapor retarder permeability, insulation interaction, and example construction in a hot-humid climate.

Guide describing techniques for installing insulating sheathing as a continuous drainage plane on walls.

Guide describing how ice dams form and how roofs can be constructed to prevent them.

Vapor retarder plastic should not be installed over fibrous insulation on basement or crawlspace walls; rigid foam or spray foam should be installed directly against the concrete, behind the blanket insulation.

Guide describing how to install a capillary break under a slab foundation using either polyethylene sheeting or rigid insulation installed over aggregate or over sand and geotextile matting.

Guide describing how to upgrade a crawlspace floor in an existing home by adding insulation.

Guide describing appropriate flooring for wet areas of the home.

Guide describing how to install flashings to help direct water down and out of windows and doors openings in exterior walls.

Guide describing how to insulate the sill beam or sill plate on the exterior side in a way that allows drying to the exterior, as part of an exterior wall upgrade.

Guide describing the installation of gutters, downspouts, and alternate options for managing rainwater run-off from roofs.

Guide describing how to insulate an existing slab floor by adding rigid foam insulation over the slab then installing a floating subfloor.