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.
Blown Insulation for Existing Vented Attic Description Guide describing how to insulate a vented attic in an existing home using blown insulation added to the attic floor.
Spray Foam Insulation Applied to Existing Attic Floor Description Guide describing how to apply spray foam insulation to ceilings in existing homes.
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.
Water Managed Roof – Re-roofing and Adding Insulation Over a Sloped Roof Description Guide describing how to re-roof an existing home with a sloped and add insulation above the roof deck.
Whole-House Fans Description Guide describing the types of whole-house fans, installation details to reduce energy loss, and how to operate them for comfort and energy savings based on climate zone.