Guides A-Z

Guide describing the installation of insulating sheathing above the roof deck on existing homes. This retrofit assembly is appropriate for homes with conditioned attics or where the retrofit is intended to create a conditioned attic.

Measure guide describing the need to provide an architectural drawing for a future solar hot water installation.

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 application of a radiant barrier layer in the attic to block radiant heat transfer between hot surfaces and heat-absorbing surfaces.

Guide describing how to increase insulation in existing homes by installing batt insulation on the ceiling plane of a vented attic.

Guide describing how to add spray foam insulation to the underside of the existing roof deck as part of the conversion of a vented attic to an unvented, insulated attic.

Guide describing ways to strengthen roof assemblies for resistance to hurricanes, high winds, and earthquakes.

Guide providing information about flashing around a chimney to protect the intersection of the roof and chimney walls from water intrusion and anchoring of a chimney to prevent collapse in high winds.

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

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

Guide describing how to provide a strong continuous load path from the roof through the wall to the foundation to ensure a structurally sound building and increase racking resistance in hurricanes, high winds, tornados, and earthquakes.

Guide describing how to create a designated shelter-from-heat space in a home to help occupants successfully weather an extreme heat event.

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 insulate and air-seal dropped ceilings and soffits to prevent air leakage.

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

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

Guide describing construction of gable roof overhangs to resist uplift pressures in high winds.

Guide describing garage doors that are pressure-rated to withstand wind pressures from hurricanes, high winds, and tornados.