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6 in. Ductboard Collar with Damper

6 in. Ductboard Collar with Damper

Article Number:
  • $ 1668


Used with duct-board thicknesses from 1 in. to 1-1/2 in. (or R-6 value) . Connects round pipe or insulated flexible duct to a flat surface to start a duct run . Built-in damper . Fits most HVAC types for universal application . Can be used with an internally lined or unlined plenum . Extra-long tabs . Seal seams with code-approved mastic, sealant or duct tape (sold separately)

The Master Flow 6 in. duct-board Starting Collar is suitable for 1 in. to 1-1/2 in. duct-board plenums. It provides a transition from the plenum to round pipe or insulated flexible duct. This starting collar has a built-in damper which allows for adjusting air flow within the duct run. It can be used with duct-board, an internally lined or unlined plenum. This galvanized steel starting collar features extra-long tabs.

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