Thetford C2/C3/C4 Auto Vent Seal
SC234/200 Automatic Seal
Replacement Thetford Auto Vent Seal for use on C2/C3/C4 holding tank
Manufacturer's part number: 21528
SC234/200 Automatic Seal
Replacement Thetford Auto Vent Seal for use on C2/C3/C4 holding tank
Manufacturer's part number: 21528