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Guide describing how to retrofit an exterior wall and/or attic to provide continuous air sealing.

This guide describes how to install a rigid air barrier to separate the porch attic from the conditioned space.

Guide describing insulation techniques for skylight shaft walls.

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.

Guide providing information on how cool roofs and wall cladding surfaces work, which climates can most benefit from them, and how to find and select cool roofs and wall cladding products.

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

Guide describing an approach to re-roofing an existing flat roof to improve thermal, water, and air control performance.

Guide describing how to install step and kick-out flashing where walls meet roofs.

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

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

Guide describing how to apply self-adhered asphaltic membranes at eaves in cold climates to help guard against ice dams.

Guide describing options for insulating and air sealing at either the attic floor or along the roof line in new homes.

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

Guide describing options for providing access to the roof via openable skylights, dormer windows, or roof hatches, for occupants of homes in areas prone to severe flooding.

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 ways to retrofit an existing roof to increase its resistance to damage during hurricanes, high winds, and earthquakes.

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 discussing how to install metals roofs to resist damage from high winds, hurricanes, ice, and wildfires.

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

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.