Description
Thetford C250/C260 Toilet Fresh-Up Set – Holding Tank + Seat (Ceramic Bowl Only) 4258162
Is your toilet and cassette looking old and need of some love? Then refresh your caravan or boat’s Thetford cassette toilet with this genuine replacement Fresh-Up Set, it features a brand new holding tank and ceramic toilet seat. It is designed specifically for the C250/C260 series with ceramic bowls, this kit offers an easy, cost-effective way to bring your toilet back to like and restore the comfort and hygiene during your travels.
Key Features
- Simple installation: Includes waste holding tank plus toilet seat and cover.
- Fits the Thetford range C250, C260, and C263-CS ceramic bowl toilets without modifications.
- The high-quality ceramic seat has been designed for durability and comfort during extended use.
- One-year warranty for peace of mind.
- Genuine original spare parts – avoid lower quality aftermarket alternatives.
Specifications
| Model Number | 4258162 |
| Other Identifiers | 850-92142, T4258162 |
| Barcode | 8710315001068 |
| Compatible Models | Thetford C250, C260, and C263-CS ceramic bowl toilets |
| Contents | 1 x Holding Tank (T50700-06), 1 x Toilet Seat & Cover (93412-62) |
Important: This kit is only compatible with ceramic bowl models. Toilet seats for plastic bowl models are not interchangeable. The Fresh-Up Set is supplied as a combined holding tank with seat and lid; separate purchases of seat or lid are not available.
Warning: Ensure your caravan or boat toilet model matches the ceramic bowl type before purchase to avoid compatibility issues.
Frequently Asked Questions
Yes, this kit fits Thetford C263-CS ceramic bowl models. It uses the same ceramic seat and cassette as the C250/C260 and installs without modifications.
Yes, the set includes the T50700-06 holding tank plus the 93412-62 ceramic toilet seat and cover.Can I purchase just the seat or just the lid to reduce the cost?
No. This product is only supplied as a combined holding tank plus seat and cover set and cannot be separated into individual parts.
Depending on usage and maintenance, holding tanks can last several years. Inspect your system every 6 months keep an eye out for leaks, cracks, or persistent odors despite cleaning.
Yes, it is designed to be a DIY installation with basic tools. The kit is designed for easy fitment with no modifications needed for compatible models.
Boat Hut Insight
If you’re using your caravan or boat toilet regularly during extended trips, consider investing in regular maintenance kits alongside this fresh-up set. A clean, well-maintained cassette system not only improves hygiene but also reduces unpleasant smells and keeps your experience comfortable. Fun fact: A clean cassette might even save you from making a “mid-trip” stop for repairs—something no one wants when enjoying the open water or remote camping!
Tip: Always keep some environmentally friendly toilet chemicals on hand to maintain the holding tank and reduce build-up, which prolongs the life of your cassette system.



