Thetford Cassette Toilet Spare C2 C3 C4 C200 Automatic Vent for Thetford cassette toilet tanks.
This vent is easily replaced by twisting and removing from the base tank. This is the pressure release valve for the toilet holding tank that automatically vents your cassette toilet holding tank. It is designed to fit C2, C3, C4 and C200 models built after June 1993.
Please note this does not fit the C220 range (C223, C224) or the C400 range (C402, C403) or the C500 range (C502, C503). Manufacturer’s part number 2372274.
