Camco Revolution Sewer/Waste Hose Kit with Adapter 3"x 20'Features a 6m hose and an innovative spin lock ring to ensure that you get an airtight seal when emptying your tank Engineering grade resins provide strength and durability Translucent elbow allows you to see when your tank is empty The Camco Revolution Sewer Waste Hose Kit is used to empty your waste tank at a dump station. Emptying your waste tank will no longer be a stressful task that sours your holiday, increasing the enjoyment you get out of