GAF
Founded in 1886, GAF is the largest roofing manufacturer in North America. GAF offers a variety of fabricated metal ductwork options including in-wall duct systems, insulated flexible ductwork, manufactured housing systems, plenums & air returns, register boxes, roof top venting, starting collars & take-iffs, transitions & connectors, trunk & branch lines, and vents.
Ron Blank & Associates: Free online courses and webinars. Learn about construction products before you specify them, and receive credits towards licensing and certifications.
ZeroDocs: We make it fast and easy for design professionals to source construction specification tools. Use the SimpleSpecs™ Master Specification System and online collaboration tools to produce project specifications
See also:
23 3130 - Fabric Ducts
23 3300 - Duct Specialties
23 3700 - Air Grilles, Outlets and Inlets
GAF
Founded in 1886, GAF is the largest roofing manufacturer in North America. GAF offers a variety of fabricated metal ductwork options including in-wall duct systems, insulated flexible ductwork, manufactured housing systems, plenums & air returns, register boxes, roof top venting, starting collars & take-iffs, transitions & connectors, trunk & branch lines, and vents.