Camco Internal Hose Coupler -
Use this universal hose coupler to connect two standard-size sewer hoses together.
Connects two sewer hoses together.
Tapered ends accept all 3" sewer hoses and slip-over fittings. Allows for quick, secure and airtight connection. Stores with hose in standard 4" bumper. Non-restrictive, allows free flow. Patented.