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

Guide describing how to air-seal modular home marriage joints.

Guide describing how to air-seal electrical wiring throughout a home.

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

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

Guide describing how to repair or replace skylights in existing homes.

Guide describing how to air-seal the rough openings around doors and windows.

Guide describing how to air-seal common walls between dwelling units in multifamily housing.

Guide describing how to install an exhaust fan in an attached garage to pull fumes out of the garage and to depressurize the garage with reference to the home.

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

Guide describing how to conduct duct leakage tests on all components of the HVAC system (including the air handler, ductwork, register boxes/boots, and all air devices such as diffusers, registers, or grilles).

Guide describing ways builders can block off entry points and otherwise make homes inhospitable to all manner of pests.

Guide describing how to use a blower door test to determine building envelope air leakage.

Guide describing the principal of compartmentalization in multifamily buildings - the separation of dwelling units from each other and from common areas in terms of air flow. Locations where air-sealing is critical to maintain separation of air spaces and air-sealing methods especially for party walls are also described.