Batt Insulation for Existing Exterior Walls Description Guide describing how to achieve RESNET Grade 1 installation standards, and meet/exceed code using batt insulation in existing walls.
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.
Spray Foam Insulation Applied over the Siding of Existing Exterior Walls Description Guide describing how to install spray foam on the exterior of the existing home after framing over the existing siding.