Polyurethane ducting hoses are installed with right-hand bridge clamps and CLIP fabric hoses with left-hand bridge clamps. The clamps are available in the range from 25 mm to 915 mm and in W1,W2,W4 and W5 material version. We also offer steel connectors in various configurations (straight, elbows, reducers, tees, etc.) for the extension of a ducting system.