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Guide describing how to air seal around duct shafts and flues installed through ceilings, walls and flooring in new and existing homes.

Guide describing how to air seal and insulate metal ducts.

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

Guide describing how to air seal and insulate fiber board ducts.

Guide describing how to thoroughly seal HVAC ducts to ensure air delivery without leakage, and to ensure economical and quiet performance of the 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 air seal and insulate flex ducts.

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

Guide describing method for designing and installing ducts in a raised ceiling chase.

Guide describing how to install a bathroom exhaust fan to remove excess moisture.

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.

This measure guide describes how to correctly install ducts, ensuring enough cavity space to avoid compression.

Guide for designing and installing interior ducts in an interstitial floor cavity in new and existing homes.

Guide describing how to install efficient kitchen exhaust systems.

Guide describing how to install jump ducts in bedroom walls to balance air pressures between rooms, enabling constant air flow for conditioning and freshness even when room doors are closed.

Guide outlining how to correctly install flex ducts without kinks or sharp bends.

Guide describing how to hang ducts with supporting straps or saddles to adequately support ducts so they do not sag and are not pinched or compressed in a manner that would cause damage to the ducts, the duct insulation, or the duct air barrier covering.

Guide describing how to install transfer grilles 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 correctly vent a clothes dryer.