Vaillant
Vaillant Casing Parts 0020178775
Casing part for Vaillant aroTHERM VWZ MEH 61 and VWZ MWT 150 heat pumps.
At a glance
- Also known as 1386416
Showing prices
£9.67
£8.06 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 is a casing part for Vaillant aroTHERM heat pumps. It is manufactured by Vaillant and is identified by part number 0020178775. The part forms part of the outer casing assembly, protecting internal components from the elements.
Signs this part needs replacing
- Cracks or fractures in the casing
- Corrosion or rust on metal casing components
- Missing or broken mounting clips or fixings
- Casing panels that no longer fit securely
- Visible damage from impact or weather exposure
Before you order
- Confirm your appliance model matches the fit list
- Check the part number 0020178775 against your existing part
- Identify which specific casing panel or component is required
Compliance
| Alternative numbers | 1386416 |
|---|
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| VAILLANT VWZ MEH 61 | — | — | — | |
| VAILLANT VWZ MWT 150 | — | — | — | |
| VAILLANT aroTHERM VWZ MEH 61 (2013-2021) | — | — | — | |
| VAILLANT aroTHERM VWZ MWT 150 | — | — | — | |
| VAILLANT aroTHERM VWZ MWT 150 (2013-2021) | — | — | — |
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.