Vaillant
Vaillant 0020025041 DHW heat exchanger (35 plates)
A genuine 35-plate stainless steel domestic hot water heat exchanger for Vaillant ecoTEC Exclusive and ecoTEC Plus boilers.
At a glance
- Also known as VAILLANT0020025041C
- Fitting must be carried out by a Gas Safe registered engineer
£216.00
£180.00 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 0020025041 is a 35-plate domestic hot water (DHW) heat exchanger fitted to Vaillant ecoTEC Exclusive and ecoTEC Plus boilers. It transfers heat from the primary heating circuit to the domestic hot water supply.
Signs this part needs replacing
- Fluctuating or reduced hot water temperature at the taps
- No hot water while the boiler still heats radiators correctly
- Unusual noise (kettling) when hot water is drawn
- Leaking from the heat exchanger body or connections
Before you order
- Confirm the exact VUW/VUI model and GC number of your boiler against the compatibility list
- Isolate gas, electricity and water before removal
- Fitting must be carried out by a Gas Safe registered engineer
Compliance
| Alternative numbers | VAILLANT0020025041C |
|---|
No fitment data held for this part.
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.
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