Showing results 1 - 15 of 15
Description
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.
Description
Guide describing construction of sloped roofs that are unvented and are insulated above the roof deck.
Description
Guide describing methods for insulating an unvented attic along the roof line.
Description
Guide describing options for designing and locating the thermal boundary at either the attic floor or along the roof line in new and existing homes.
Description
Guide outlining how to retrofit an exterior wall and/or attic to provide continuous air sealing.
Description
Guide describing how to re-roof an existing home with a sloped and add insulation above the roof deck.
Publication Date
Overview
The intent of this brief is to provide code-related information about sealing and insulating existing vented attics to help ensure that the measure will be accepted as being in compliance with the code. Providing the same information to all interested parties (e.g., code officials, builders, contractors, designers, etc.) is expected to result in increased compliance and fewer innovations being questioned at the time of plan review and/or field inspection.
Description
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.
Description
Guide describing the use of attic ventilation fans to mechanically pull outside air through the attic in an attempt to cool the attic, control moisture, and prevent ice dams.