Vaillant
Vaillant Pipework 0020035211
Vaillant pipework 0020035211 for Ecotec PLUS 428 and 438 VU gas boilers.
At a glance
- Also known as 1379978
- Work on gas-carrying pipework must be carried out by a Gas Safe registered engineer.
Showing prices
£28.10
£23.42 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 Vaillant 0020035211 is a pipework component for Vaillant gas boilers. It forms part of the internal pipe assembly on Ecotec PLUS 428 and 438 VU models. The part is used to route flow through the appliance as part of the boiler's pipework system.
Signs this part needs replacing
- Visible corrosion, rust or pitting on the pipe surface
- Weeping or dripping joints at connections
- Hairline cracks or fractures in the pipe wall
- Unexplained pressure loss in the heating or hot water circuit
- Discolouration or scale build-up indicating a long-term leak
Before you order
- Confirm your boiler model matches one of the fitments listed above.
- Check the part number on the existing pipework before removal.
- Verify the GC number on your appliance data badge where applicable.
- Work on gas-carrying pipework must be carried out by a Gas Safe registered engineer.
Compliance
| Barcode / EAN | 4024074513965 |
|---|---|
| Alternative numbers | 1379978 |
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| VAILLANT VAILLANT ECOTEC PLUS 428 VU GB 286-2-0H | — | — | — | |
| VAILLANT VAILLANT ECOTEC PLUS 438 VU GB 386-2-0H | — | — | — | |
| VAILLANT VU 286 | 41-044-55 | 41-044-55 | — | — |
| VAILLANT VU 386 | 41-044-57 | 41-044-57 | — | — |
| VAILLANT VU GB 286/2-0H | 41-044-55 | 41-044-55 | — | — |
| VAILLANT VU GB 386/2-0H | 41-044-57 | 41-044-57 | — | — |
| VAILLANT ecoTEC PLUS 428 VU 286 (2006) | 41-044-55 | 41-044-55 | — | — |
| VAILLANT ecoTEC PLUS 428 VU GB 286/2-0H (2006-2015) | 41-044-55 | 41-044-55 | — | — |
| VAILLANT ecoTEC PLUS 438 VU 386 (2006) | 41-044-57 | 41-044-57 | — | — |
| VAILLANT ecoTEC PLUS 438 VU GB 386/2-0H (2006-2015) | 41-044-57 | 41-044-57 | — | — |
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.
Not sure which part?
Search by part number, product name or brand — our technical team confirms fitment before anything is dispatched.