Worcester Bosch
Worcester Bosch T-Piece 18mm 87186859160
Worcester Bosch 18mm T-piece, part number 87186859160, for Greenstar Heatslave II ErP appliances.
At a glance
- Also known as 2246659
£38.99
£32.49 ex. VAT · VAT at 20%
Same-day dispatch
Ordered by 4pm Mon–Fri, 10:30am Sat.
30-day returns
Unused, in original packaging.
What it is
The Worcester Bosch T-Piece 18mm is a pipework fitting supplied under part number 87186859160. It is used within the Worcester Bosch Greenstar Heatslave II appliance family to branch or join 18mm pipe runs. The part sits in the appliance's pipework assembly, where a three-way connection is required.
Signs this part needs replacing
- Visible weeping or damp staining at the T-junction
- Corrosion or scale build-up around the fitting
- Joint loosening or movement in the pipe run
- Traces of water marking on nearby components or casing
Before you order
- Confirm the appliance model against the fit list above
- Check the pipe diameter on the existing fitting is 18mm
- Verify the part number 87186859160 against the marking on the old component
- Inspect the surrounding pipework for related damage before fitting
Compliance
| Alternative numbers | 2246659 |
|---|
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| WORCESTER GREENSTAR HEATSLAVE II 12/18 ErP | — | — | — | |
| WORCESTER GREENSTAR HEATSLAVE II 18/25 ErP | — | — | — | |
| WORCESTER GREENSTAR HEATSLAVE II 25/32 ErP | — | — | — | |
| WORCESTER GREENSTAR HEATSLAVE II EXT 12/18 ErP | — | — | — | |
| WORCESTER GREENSTAR HEATSLAVE II EXT 18/25 ErP | — | — | — | |
| WORCESTER GREENSTAR HEATSLAVE II EXT 25/32 ErP | — | — | — |
Documents & drawings
Everything we hold for this part. Where a document exists but we don't hold it, the technical team will source it from the manufacturer — usually the same working day.
No technical questions yet for this part.
Not sure which part?
Search by part number, product name or brand — our technical team confirms fitment before anything is dispatched.