Air Conditioning Description Guide describing refrigerant-based compression-cooling air conditioning systems for space cooling.
No Ducts or Air Handlers Located in Garage Description Guide describing how to design HVAC systems to be located within the conditioned space of the home, either in a utility closet or in an air sealed conditioned attic, basement, or crawl space.
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.