Guides A-Z

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 attic access panels, doors, and stairs to provide a continuous air barrier at the ceiling.

Guide describing ways to seal drywall to the top plate of an exterior wall to air-seal the wall cavity.

Guide discussing disaster resistance related to asphalt shingle roofing when installing roofing on new construction or when repairing or replacing roofing on existing homes.

Guide providing guidance on insulating attic eaves in new and existing single-family homes and multifamily buildings.

Guide describing how to insulate and air-seal attic knee walls and floor joist cavities under knee walls.

Guide discussing disaster resistance related to clay or concrete tile roofing when installing roofing on new construction or when repairing or replacing roofing on existing homes.

Guide describing combustion furnaces with selection and installation guidance.

Guide describing ways to construct wall assemblies in cold climates to minimize the likelihood of condensation formation inside the walls.

Guide describing causes of condensation in attics and roof assemblies during cold weather and ways to reduce this condensation.

Guide describing condensing boilers and hot water heat distribution systems used for home heating.

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

Guide describing how to apply water management strategies to below grade walls.

Guide describing categories of direct-vent combustion space- and water-heating equipment and combustion safety testing.

Guide describing the use of doors that are insulated and are impact rated or have protective coverings for resistance to hurricane, high winds, wildfires and thermal losses.

Guide describing how to properly grade a site so water will flow away from the foundation.

Guide describing how to provide combustion air for fireplaces and how to test fireplaces for combustion safety.

Guide describing gas-fired boilers and hot water heat distribution systems used for home heating.

Guide describing the installation of a tankless hot water heater to provide domestic hot water that is heated on demand without the standby losses associated with tank storage water heaters.

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

Guide describing air-sealing of non-ICAT recessed lights installed in accessible attics of existing homes.

Guide describing insulation of piping in exterior walls.

Guide describing installation procedures for combined space and water heating systems.

Guide describing how to install low-e interior storm windows.