Alpha
Alpha 18mm D Pipe Heat Exchanger to 3-Way Valve 1.025648
18mm pipe connecting the heat exchanger to the 3-way valve on Alpha He25 (LPG) appliances.
At a glance
- Also known as D18-PIPE-HEAT-EXCH3-WAY-VVE, 1259462
Showing prices
£64.44
£53.70 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 Alpha 1.025648 is an 18mm diameter pipe that connects the heat exchanger to the 3-way valve. It is manufactured by Alpha for use in the Alpha He25 (LPG) appliance. The pipe carries heating water between these two components.
Signs this part needs replacing
- Visible leaks or weeping at the pipe connections
- Corrosion or pitting on the pipe surface
- Scale or debris build-up restricting flow
- Kinked or deformed pipework
- Water staining around the heat exchanger or 3-way valve
Before you order
- Confirm your appliance is an Alpha He25 (LPG)
- Check the GC number against your boiler's data badge
- Inspect the existing pipe and connections for damage
- Verify the part number 1.025648 matches your requirement
Compliance
| Alternative numbers | D18-PIPE-HEAT-EXCH3-WAY-VVE, 1025648, 1259462 |
|---|
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| ALPHA HE25 | 47-532-41 | 47-532-41 | — | — |
| ALPHA HE25 (LPG) | 47-532-42 | 47-532-42 | — | — |
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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