Alpha
Alpha Expansion Vessel Pipe 1.017758
8 mm diameter pipe for the expansion vessel on Alpha CB50 and CD50 LPG gas boilers.
At a glance
- Also known as PIPE-HEATING-EXPANSION-VESSEL-CB50, 1250202
Showing prices
£20.48
£17.07 ex. VAT · VAT at 20%
Available to order · 3 working days
Available to order · 3 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 Alpha 1.017758 is an 8 mm diameter pipe for the expansion vessel. It is manufactured by Alpha for use in Alpha CB50 and CD50 LPG gas boilers. The pipe forms part of the expansion vessel pipework within the boiler.
Signs this part needs replacing
- Water leaking from the pipe or its connections
- Corrosion, pitting or surface damage on the pipe
- Repeated boiler pressure loss
- Visible kinks, cracks or deformation in the pipe
- Restricted flow through the expansion vessel pipework
Before you order
- Confirm the boiler model is Alpha CB50 (LPG) or CD50 (LPG)
- Check the existing pipe diameter is 8 mm
- Verify the part number 1.017758 matches the component being replaced
- Inspect the expansion vessel connections for compatible fittings
Compliance
| Alternative numbers | PIPE-HEATING-EXPANSION-VESSEL-CB50, 1017758, 1250202 |
|---|
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| ALPHA ALPHA CB50 | — | — | — | |
| ALPHA CB50 | 47-532-18 | 47-532-18 | — | — |
| ALPHA CB50 (LPG) | — | — | — | |
| ALPHA CD50 | 47-532-24 | 47-532-24 | — | — |
| ALPHA CD50 (LPG) | — | — | — |
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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