Rigid Foam Insulation Installed over Existing Foundation Slabs Description Guide describing how to insulate an existing slab floor by adding rigid foam insulation over the slab then installing a floating subfloor.
Spray Foam Interior Insulation for Existing Foundation Walls Description Guide describing how to insulate an existing foundation wall by adding spray foam insulation to the interior side of the wall.
Insulation for Existing Crawl Space Floors Description Guide describing how to upgrade a crawlspace floor in an existing home by adding insulation.
Slab Edge Insulation Description Guide describing how to insulate slabs on grade in climate zones 3 and higher.
Sump Pump Cover Gasket Description Guide describing the need for covers on sump pumps in the basement or crawlspace of a home.
Patio Slabs, Porch Slabs, Walkways, and Driveways Slope Away from House Description Guide describing how to correctly slope solid surfaces outside a home so rainwater flows away from the home.
Exterior Insulation for Existing Foundation Walls Description Guide describing how to insulate a new foundation wall or an existing foundation wall by adding rigid insulation to the exterior side.
Rigid Foam Board Interior Insulation for Existing Foundation Walls Description Guide describing how to insulate closed crawlspace walls and band joist areas with rigid foam board insulation.
Exterior Edge Insulation for Existing Foundation Slabs Description Guide describing how to install slab edge insulation when retrofitting existing slab-on-grade foundations.
Radon Fan Description Guide describing how to install a radon mitigation fan with various types of house foundations.