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.
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.
Roof/Attic to Exterior Wall Air Control Upgrade Description Guide outlining how to retrofit an exterior wall and/or attic to provide continuous air sealing.
Spray Foam Insulation Applied to Existing Attic Floor Description Guide describing how to apply spray foam insulation to ceilings in existing homes.
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.