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.
Managing Indoor Humidity and Ventilation in Cold Weather Description Guide describing steps to take to minimize indoor humidity in preparation for cold winter weather.
Sealed and Insulated Flex Ducts Description Guide describing how to air seal and insulate flex ducts.
Vented versus Unvented Attic 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.