5" (Clamp Style) Manual Blast Gate - Compatible with Nordfab, KB, US Duct

Description

This Blast Gate has rolled end collars on each side compatible with Nordfab (Quick-fit), QF, Kirk and Blum (KB Duct), US Duct, and Ducts Inc components.
Industrial Grade (Full) Manual Blast Gate with Die-cast Aluminum body and Galvanized Blade with Set-Screw.
Full blast gates (also called cut-offs) are used to open and close branch ducts in a system allowing air to be diverted only to machines that are operating, thus conserving air volume.  Sliding galvanized blade features a locking screw for full volume control including balancing.