The Air Compressor Hook-Up Hose allows you to operate Conwin’s digital balloon inflators like the Dual Split-Second Sizer Inflator, The Cube Inflator or Duplicator 2 Inflator up to 12ft (3.7m) away from an air compressor. Easily Connects – The Air Compressor Hook-Up Hose features quick-disconnect fittings that snaps-on to Conwin’s Dual Split-Second Sizer Inflator, Cube Inflator or Duplicator 2 Inflator and your air compressor. To remove the hose, slide the brass sleeve on the quick disconnect fitting downward and the hose is released. Protects your Balloon Inflator -The filter protects your Dual Sizer or Duplicator 2 from moisture, dirt and dust from entering your inflator. Debris build-up can result in inconsistent sizing, making the Air Compressor Hook-Up Hose a must-have accessory when working with an air compressor. Includes a filter that prevents dirt and moisture from entering the inflator.