Vaillant
Vaillant Air Vent 0020083522
Automatic air vent for Vaillant EcoTEC PLUS 415, 418, 428 and 438 gas boilers.
At a glance
- Part type: automatic air vent
- Also known as 1383096
£44.09
£36.74 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
The Vaillant 0020083522 is an automatic air vent for Vaillant EcoTEC PLUS gas boilers. It releases trapped air from the heating system to maintain correct water circulation and pressure. This component is listed under gas boiler spares for the EcoTEC PLUS range.
Signs this part needs replacing
- Persistent gurgling or air noise from the boiler or pipework
- Boiler pressure rising and falling without an obvious cause
- Water weeping or dripping from the air vent body
- Radiators cold at the top and needing frequent bleeding
- Boiler locking out or overheating due to trapped air
Before you order
- Confirm your boiler model matches one of the fitments listed above
- Check the part number on the existing air vent before ordering
- Isolate the boiler and depressurise the system before fitting
Compliance
| Barcode / EAN | 4024074579961 |
|---|---|
| Alternative numbers | 1383096 |
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| VAILLANT VAILLANT ECOTEC PLUS 415 VU GB 156-2-0H | — | — | — | |
| VAILLANT VAILLANT ECOTEC PLUS 418 VU GB 186-2-0H | — | — | — | |
| VAILLANT VAILLANT ECOTEC PLUS 428 VU GB 286-2-0H | — | — | — | |
| VAILLANT VAILLANT ECOTEC PLUS 438 VU GB 386-2-0H | — | — | — |
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 documents held for this part. The technical team will source them from the manufacturer — usually the same working day.
No technical questions yet for this part.
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