Speedi-Products Collars Are Used For Applications Including Residential, Commercial, HVAC, And More.
Speedi-Products collars are made of high quality materials for long lasting durability and corrosion resistance. Collars feature an integral gasket, wide flange, and quick-zips for an air-tight connection. Damper ratchet system allows 6 position adjustability for optimal balancing. Units accommodate new projects, remodeling, DIY, and more. Includes adhesive gasket for duct board or metal trunk lines. Type is Connection Collar. Color is Black. UL listed. Dimensions vary per model.