Vaillant
Vaillant Gasket 0020143446
Vaillant gasket 0020143446 for ecoTEC VU GB series boilers, sealing between mating surfaces to prevent leaks.
At a glance
- Appliance family: ecoTEC VU GB series
- Also known as 1385874
Showing prices
£10.82
£9.02 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
This Vaillant gasket (part number 0020143446) is a sealing component for ecoTEC VU GB series boilers. It seals between mating surfaces to prevent leaks and maintain system integrity.
Signs this part needs replacing
- Visible cracking, hardening, or deformation of the gasket material
- Leaks or weeping at the joint sealed by the gasket
- Recurring pressure loss in the heating system
- Gasket showing signs of compression set or flattening
Before you order
- Check your boiler's model and GC number against the Fits list
- Confirm the part number 0020143446 matches your requirement
- Inspect the old gasket to ensure it is the correct type and size
- Consult the manufacturer's parts list if unsure about compatibility
Compliance
| Alternative numbers | 1385874 |
|---|
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| VAILLANT VU GB 1006/5-5 R2 | 41-044-69 | 41-044-69 | — | — |
| VAILLANT VU GB 1206/5-5 R2 | 41-044-70 | 41-044-70 | — | — |
| VAILLANT VU GB 806/5-5 R2 | 41-044-68 | 41-044-68 | — | — |
| VAILLANT ecoTEC VU GB 1006/5-5 R2 (2013-2014) | 41-044-69 | 41-044-69 | — | — |
| VAILLANT ecoTEC VU GB 1006/5-5 R2 (41-044-69) | — | — | — | |
| VAILLANT ecoTEC VU GB 1206/5-5 R2 (2013-2014) | 41-044-70 | 41-044-70 | — | — |
| VAILLANT ecoTEC VU GB 806/5-5 R2 (2013-2014) | 41-044-68 | 41-044-68 | — | — |
| VAILLANT ecoTEC VU GB 806/5-5 R2 (41-044-68) | — | — | — |
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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Search by part number, product name or brand — our technical team confirms fitment before anything is dispatched.