Pre-Retrofit Assessment of Walls, Windows, and Doors Description Information guide describing things to consider before retrofitting walls, windows, and doors, including wiring, moisture protection, and lead paints.
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.
Pre-Retrofit Assessment of Existing HVAC Systems Description Information guide describing considerations for before retrofitting HVAC systems, retrofit scope considerations, and HVAC system replacement options.