Abatement Technologies - Model H2350-12 -12` Locking Clamp for Flex Duct Attachment

12" Locking Clamp for Flex Duct Attachment 1/CS; Optional Accessory for BULLDOG® and HEPA-AIRE® Negative Air Machines and Portable Air Scrubbers wih 12" Dia. Exhaust Collars. Locking Clamp for securely attaching 12" Flex Duct to Inlet/Outlet Collars.