Camco RV Sewer Hose Rinse Cap. Fitting attaches to sewer hose then hooks to any standard water hose to create a powerful spray that helps reduce odors and clean sewer hoses. Specifications for Camco RV Sewer Hose Rinse Cap: Manufacturer: Camco Additional Features: No Length: 9 ft Weight: 0.3 oz Width: 5.75 in Height: 4 in Package Contents: Camco RV Sewer Hose Rinse Cap