Air Sealing, Insulating, and Venting Attics and Roofs to Reduce Heat Gain Description Information guide providing links to guides describing specific ways to air-seal, insulate, and ventilate attics and roofs to minimize heat gain in new and existing homes.
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.
Batt Insulation for Existing Vented Attics Description Guide describing how to increase insulation in existing homes by installing batt insulation on the ceiling plane of a vented attic.
Unvented Attic Insulation Description Guide describing methods for insulating an unvented attic along the roof line.
Unvented Conditioned Attic with Spray Foam Insulation Below Roof Deck Description Guide describing a method for insulating an unvented attic by spraying foam insulation along the underside of the roof deck.
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.