Worcester Bosch
Worcester Bosch Pipe CH Return 87186891390
CH return pipe for Worcester Bosch Greenstar Danesmoor 12/18 ErP appliances, part number 87186891390.
At a glance
- Also known as 2246857
Showing prices
£87.08
£72.57 ex. VAT · VAT at 20%
Available to order · 7 working days
Available to order · 7 working days
Not certain it's the right part? The technical team verifies fitment before dispatch — no charge, and it stops a second trip.Call the technical teamSend a technical question
Same-day dispatch
Ordered by 4pm Mon–Fri, 10:30am Sat.
30-day returns
Unused, in original packaging.
What it is
The Worcester Bosch 87186891390 is a central heating return pipe for Greenstar Danesmoor 12/18 ErP appliances. It forms part of the return leg of the heating circuit, carrying water back to the boiler.
Signs this part needs replacing
- Visible corrosion, rust or pitting on the pipe surface
- Water weeping or dripping from the pipe or its joints
- Staining or damp patches along the pipe run
- Loss of system pressure linked to the return pipework
Before you order
- Confirm your appliance is a Greenstar Danesmoor 12/18 ErP variant
- Check the existing part number against 87186891390
- Identify the pipe's position in the return circuit before removal
Compliance
| Alternative numbers | 2246857 |
|---|
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| WORCESTER GREENSTAR DANESMOOR 12/18 ErP | — | — | — | |
| WORCESTER GREENSTAR DANESMOOR EXTERNAL 12/18 ErP | — | — | — | |
| WORCESTER GREENSTAR DANESMOOR UTILITY 12/18 ErP | — | — | — |
Fitment listings are a guide, not a guarantee. Plant-room assemblies get modified on site more often than not. Send us the GC number off the data badge and a photo of the existing valve and we will confirm before anything is dispatched.
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.
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