Alpha
Alpha Cold Inlet Manifold 1.023397
Cold inlet manifold for Alpha gas boilers, part number 1.023397, fitting the CD, HE and Intec models listed.
At a glance
- Also known as COLD-INLET-MANIFOLD-CD252835C, 1257975
Showing prices
£72.22
£60.18 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 1.023397 is a cold inlet manifold for Alpha gas boilers. It forms part of the cold water inlet assembly on the appliance, sitting on the water side of the boiler.
Signs this part needs replacing
- Water weeping or dripping from the manifold body or its connections
- Visible corrosion, scale or debris build-up on the manifold
- Reduced or interrupted cold water flow into the boiler
- Persistent dampness or staining around the inlet assembly
Before you order
- Confirm the part number on the existing manifold is 1.023397
- Check your boiler model and GC number against the fitment list above
- Isolate the water supply before removing the manifold
- Gas appliance work should be carried out by a competent, registered engineer
Compliance
| Alternative numbers | COLD-INLET-MANIFOLD-CD252835C, 1257975 |
|---|
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| ALPHA ALPHA CD20S | — | — | — | |
| ALPHA ALPHA CD28C EXTRA | — | — | — | |
| ALPHA ALPHA INTEC 26C | — | — | — | |
| ALPHA CD25C | 47-532-31 | 47-532-31 | — | — |
| ALPHA CD25C (LPG) | 47-532-32 | 47-532-32 | — | — |
| ALPHA CD25X | 47-532-39 | 47-532-39 | — | — |
| ALPHA CD25X (LPG) | 47-532-40 | 47-532-40 | — | — |
| ALPHA CD28C | 47-532-33 | 47-532-33 | — | — |
| ALPHA CD28C (LPG) | 47-532-34 | 47-532-34 | — | — |
| ALPHA CD28C EXTRA | — | — | — |
Showing 10 of 19 compatible appliances.
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.
manual
ALPHA appliance manual — CD25C (GC 47-532-31), CD25C (LPG) (GC 47-532-32), CD28C (GC 47-532-33), CD28C (LPG) (GC 47-532-34), CD28C EXTRA, CD28C EXTRA (LPG), CD35C (GC 47-532-35), CD35C (LPG) (GC 47-532-36)
manualmanualALPHA appliance manual — CD25X (GC 47-532-39), CD25X (LPG) (GC 47-532-40), CD28X (GC 47-532-37), CD28X (LPG) (GC 47-532-38)
manualmanualALPHA appliance manual — HE25 (GC 47-532-41), HE25 (LPG) (GC 47-532-42), HE33 (GC 47-532-43), HE33 (LPG) (GC 47-532-44)
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Search by part number, product name or brand — our technical team confirms fitment before anything is dispatched.