Vaillant
Vaillant Tube 0020021020
Vaillant tube 0020021020 for Ecotec Exclusive 832 and 838 gas boilers.
At a glance
- Also known as 1380838
Showing prices
£36.19
£30.16 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
Vaillant tube 0020021020 is a component for Vaillant gas boilers. It is listed for the Ecotec Exclusive 832 and 838 models. The tube is a service part for the appliance.
Signs this part needs replacing
- Visible corrosion, pitting or discolouration on the tube
- Water weeping or leaks from the tube or its connections
- Scale or debris build-up restricting flow through the tube
- Cracks, splits or deformation in the tube wall
- Overheating marks or heat damage
Before you order
- Confirm your boiler model matches one of the fitment entries listed above
- Check the existing part number on the component or in the manufacturer's parts list
- Verify the tube is the correct component for the fault you are addressing
Compliance
| Barcode / EAN | 4024074506646 |
|---|---|
| Alternative numbers | 1380838 |
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| VAILLANT VAILLANT ECOTEC EXCLUSIVE 832 - VUW 326/4 | — | — | — | |
| VAILLANT VAILLANT ECOTEC EXCLUSIVE 838 - VUW 386/4 | — | — | — | |
| VAILLANT VUW 326/4-7 | 47-044-37 | 47-044-37 | — | — |
| VAILLANT VUW 386/4-7 | 47-044-38 | 47-044-38 | — | — |
| VAILLANT ecoTEC EXCLUSIVE 832 VUW 326/4-7 | 47-044-37 | 47-044-37 | — | — |
| VAILLANT ecoTEC EXCLUSIVE 838 VUW 386/4-7 | 47-044-38 | 47-044-38 | — | — |
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.