Product Overview
Overview
This Imperial 8-in Duct Board Starting Collar provides a reliable transition from a flat surface to round pipe or insulated flexible duct. Used with duct board or a plenum, this versatile starting collar features extra-long tabs to fit most R6 duct board thicknesses through 1-1/2-in. The collar is easy to install with sheet metal screws for a secure fit (screws sold separately). It is made from 30-gauge galvanized steel for rust resistance and lasting durability, and is suitable for use in most heating, venting and air conditioning applications.
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Used to transition from a flat surface to round pipe or insulated flexible duct
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For use with duct board, internally lined plenum, or unlined plenum
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Features extra-long tabs to fit most R6 duct board thicknesses through 1-1/2-in
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Constructed from 30-gauge galvanized steel for durability and rust resistance
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Installs with sheet metal screws (not included)
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Size: 8-in diameter
