HVAC -

Heating Equipment

Guide describing air-sealing of the seams and holes in HVAC air handler and furnace cabinets.

Guide describing how to air-seal duct and flue shafts.

Guide describing the repair and reconfiguration of the air handler closet and platform when replacing the air handler.

Guide describing design and installation of compact duct systems for central heating and cooling systems.

Guide describing how to install ducted returns in bedroom walls to balance air pressures between rooms and to enable stale air to return to a central heating system's air handler for reconditioning even when room doors are closed.

Guide describing how to upgrade or expand an existing HVAC system.

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.

Guide describing how to conduct duct leakage tests per RESNET protocols.