Vaillant
Vaillant Tube 0020233890
Vaillant tube 0020233890 for VUW 356/5-7 and VUW 436/5-7 boilers, including Ecotec Exclusive models.
At a glance
- Also known as 1388288
£24.32
£20.27 ex. VAT · VAT at 20%
Same-day dispatch
Ordered by 4pm Mon–Fri, 10:30am Sat.
30-day returns
Unused, in original packaging.
What it is
This is a Vaillant tube, supplied under part number 0020233890. It is a pipe component used within the VUW 356/5-7 and VUW 436/5-7 appliance families, including the Ecotec Exclusive variants. It forms part of the boiler's internal water or heating circuit.
Signs this part needs replacing
- Visible corrosion, pitting or surface deterioration on the tube
- Weeping or dripping from the tube or its connections
- Scale build-up or restriction reducing flow through the tube
- Kinking, deformation or cracking of the tube wall
- Evidence of previous leak staining or water tracking around the tube
Before you order
- Confirm your appliance model matches one of the fitments listed above
- Check the existing part number 0020233890 against the component being replaced
- Verify the GC number on the appliance data badge against your model's parts list
- Inspect associated seals and connections, as these are not supplied with the tube
Compliance
| Alternative numbers | 1388288 |
|---|
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| VAILLANT VUW 356/5-7 | 47-044-66 | 47-044-66 | — | — |
| VAILLANT VUW 436/5-7 | 47-044-67 | 47-044-67 | — | — |
| VAILLANT ecoTEC EXCLUSIVE 835 VUW 356/5-7 (2016) | 47-044-66 | 47-044-66 | — | — |
| VAILLANT ecoTEC EXCLUSIVE 843 VUW 436/5-7 (2016) | 47-044-67 | 47-044-67 | — | — |
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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