This?chapter covers construction of heating@ ventilating@ air-conditioning@ and exhaust duct systems for residential@ commercial@ and industrial applications. Technological advances in duct construction should be judged relative to the construction requirements described here and to appropriate codes and standards. Although the construction materials and details shown in this chapter may coincide@ in part@ with industry standards@ they are not in an ASHRAE standard.
ASHRAE HVAC SYSTEMS AND EQUIPMENT IP CH 16-2008 history