Attic Air Sealing, Insulating, and Ventilating for Ice Dam Prevention Description Information guide describing proper attic air sealing, insulation, and ventilation to combat ice dam formation on roofs in cold climate zones.
Attic Eave Minimum Insulation Description Guide providing information about constructing a roof with full insulation at the eaves, and insulating eaves in existing homes.
Attic Radiant Barriers Description Guide describing application of a radiant barrier layer in the attic to block radiant heat transfer between hot surfaces and heat-absorbing surfaces.
Ducts Buried in Attic Insulation Description This guides describes buried ducts in loose-fill attic insulation, a method that can only be used in dry climates.
Ducts Buried in Attic Insulation and Encapsulated Description This guide describes approaches to buryng and encapsulating ducts in unconditioned attics to increase the overall R-value of duct insulation.
Unvented Attic Insulation Description Guide describing methods for insulating an unvented attic along the roof line.