Vacuum Hose & Connectors

8″ Tapered Starter Collar. The 8″ Tapered Starter Collar makes connecting your duct cleaning hose to duct work easy. The tapered collar allows for a snug hose fit, allowing plenty of space to tighten down with an adjustable clamp, CLP004. Use self piercing Zip Screws to fasten the flange of the 8″ Tapered Starter Collar to steel duct work.