6" Diameter Clamp-together Style Blast Gate with Rolled Ends (Compatible with Nordfab, Quick-fit, QF, KB, US Duct, Ducts Inc.)$$Tools & Hardware Other

Die Cast Aluminum Body with Galvanized Blade Rolled Edge Collars to fit Clamp-together Ducts and Fittings Locking Screw Provided for Adjustment for Air Balancing or Full Open / Close Bolt Together Construction to Allow Easy Disassembly for Cleaning Compatible with Nordfab, Quick-fit, QF, KB, US Duct, & Ducts IncYou may also like 12'' Explosion Proof Exhaust Fan, 125W Industrial Axial Flow Fan Utility Blower Ventilator Extractor Factory Extraction Ventilation for Garage Shops Kitchen, 2800RPM.