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Guide describing how to install slab edge insulation when retrofitting existing slab-on-grade foundations.

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

Guide describing how to insulate slabs on grade in climate zones 3 and higher.

Guide describing how to correctly slope solid surfaces outside a home so rainwater flows away from the home.

Guide describing how to insulate an existing foundation wall by adding spray foam insulation to the interior side of the wall.

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 insulate closed crawlspace walls and band joist areas with rigid foam board insulation.

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

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

Guide describing how to install a radon-mitigating vertical ventilation pipe in new and existing homes with various types of house foundations.

Guide describing how to install a radon mitigation fan with various types of house foundations.

Guide describing the need for covers on sump pumps in the basement or crawlspace of a home.