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 that illustrates how and when to encapsulate ductwork in unconditioned attics, increases the R-value of duct insulation, mitigating condensation issues and reducing air leakage.
Guide describing how to install flashing that is integrated with air and water control layers around piping, vents, and other wall penetrations as part of an exterior wall retrofit.
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.