Thetford Lip Seal 23721

Thetford Lip Seal 23721

Cassette lip seal suit Late Thetford toilets. This is the large seal that fits on the top of the cassette tank.

Thetford Cassette Toilet SC234/C200 Lip Seal

This Thetford part creates a seal between the upper body and cassette in several models of Thetford waste holding tanks produced after June 2000. 

We also provide the lip seal for models produced before June 2000 here


Fits: C2, C3, C4, C200, C250, C260, C400 and C500 toilet cassette models produced after 15th June 2000
Diameter: 110mm
Manufacturer reference: 23721

Product Type

  • Black
Product Type:
  • Parts & Spares