- Large flat perimeter gasket that is sandwiched between two plastic layers of valve
- Gasket that seals against the blade inside the valve
- O-ring for valves with O-ring connections on the outlet side
- Gasket for "flat top" valves that bolt directly to a Thetford valve mounting flange
Contains all seals to repair any plastic covered Thetford Termination Valve. Thetford is a name you can trust and a company you can count on, a world market leader in carefree camping for more than 40 years.