Create your own HVAC fittings or trunk duct using this Master Flow Duct Board. Features fiberglass construction with FSK backing for sturdiness.

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Owens Corning R-8.7, 2-in x 2-ft x 4-ft 703 Series Faced Fiberglass Board Insulation with Sound Barrier

Owens Corning QuietR Duct Board is a rigid, resin bonded fibrous glass board that may be used to fabricate components for indoor commercial and residential duct systems.

Fiberglass air duct board insulation absorbs sound from HVAC systems through the ducts improving occupant comfort in offices, schools and single-family and multi-family housing. …

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Owens Corning 703 FRK Semi Rigid Fiberglass Board Sound Absorbing Thermal Acoustic Insulation, 2 Inch Thickness (6 Pack)

Owens Corning 703 Semi Rigid Fiberglass Board Sound Absorbing Thermal Acoustic Insulation, 2 Inch Thickness (6 Pack)

Choose from our selection of duct boards in a wide range of styles and sizes. In stock and ready to ship.

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