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

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

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 how to provide a continuous water control layer across the roof assembly by sealing all penetrations for pipes, vents, etc. in existing roofs.

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

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

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 apply heavy membranes at eaves in cold climates to help guard against ice dams.

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

Guide describing how to install step and kick-out flashing on roofs.

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