Vaillant
Vaillant Support 103405
Vaillant support (part 103405) for ecoTEC PLUS and PRO gas boilers.
At a glance
- Also known as 1375302
- Installation should be carried out by a Gas Safe registered engineer
Showing prices
£16.30
£13.58 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 support, part number 103405, is a component used in Vaillant ecoTEC PLUS and ecoTEC PRO gas boilers. It is listed under gas boiler spares and provides structural support within the appliance.
Signs this part needs replacing
- Visible corrosion or rust on the support
- Cracks or fractures in the metal
- The support has bent or deformed
- Components it holds are loose or misaligned
- Unusual noise or vibration from the boiler
Before you order
- Check your boiler model against the fit list above
- Confirm the part number 103405 matches your existing support
- Inspect surrounding components for damage
- Installation should be carried out by a Gas Safe registered engineer
Compliance
| Barcode / EAN | 4024074479919 |
|---|---|
| Alternative numbers | 1375302 |
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| VAILLANT VAILLANT ECOTEC PLUS 612 VU 126-3-5 | — | — | — | |
| VAILLANT VAILLANT ECOTEC PLUS 612 VU 126-3-5 R1 | — | — | — | |
| VAILLANT VAILLANT ECOTEC PLUS 615 VU 156-3-5 | — | — | — | |
| VAILLANT VAILLANT ECOTEC PLUS 615 VU 156-3-5 R1 | — | — | — | |
| VAILLANT VAILLANT ECOTEC PLUS 618 VU 186-3-5 | — | — | — | |
| VAILLANT VAILLANT ECOTEC PLUS 618 VU 186-3-5 R1 | — | — | — | |
| VAILLANT VAILLANT ECOTEC PLUS 624 VU 246-3-5 | — | — | — | |
| VAILLANT VAILLANT ECOTEC PLUS 624 VU 246-3-5 R1 | — | — | — | |
| VAILLANT VAILLANT ECOTEC PLUS 630 VU 306-3-5 | — | — | — | |
| VAILLANT VAILLANT ECOTEC PLUS 630 VU 306-3-5 R1 | — | — | — |
Showing 10 of 84 compatible appliances.
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.
manual
VAILLANT appliance manual — VU 126/3-5 (GC 41-044-44), VU 126/3-5 R1 (GC 41-044-44), VU 156/3-5 (GC 41-044-45), VU 156/3-5 R1 (GC 41-044-45), VU 186/3-5 (GC 41-044-46), VU 186/3-5 R1 (GC 41-044-46), VU 246/3-5 (GC 41-044-47), VU 246/3-5 R1 (GC 41-044-47), VU 306/3-5 (GC 41-044-48), VU 306/3-5 R1 (GC 41-044-48), VU 376/3-5 R1 (GC 41-044-49), VUW 246/3-3 R1 (GC 47-044-36), VUW 246/3-3 R2 (GC 47-044-36), VUW 246/3-5 (GC 47-044-31), VUW 246/3-5 R1 (GC 47-044-31), VUW 246/3-5 R3 (GC 47-044-31), VUW 286/3-3 (GC 47-044-30), VUW 286/3-3 R1 (GC 47-044-30), VUW 286/3-3 R2 (GC 47-044-30), VUW 316/3-5 (GC 47-044-32), VUW 316/3-5 R1 (GC 47-044-32), VUW 316/3-5 R3 (GC 47-044-32), VUW 316/3-5 R5 (GC 47-044-32), VUW 376/3-5 (GC 47-044-33), VUW 376/3-5 R1 (GC 47-044-33), ecoTEC PLUS 612 VU 126/3-5 (2005-2005) (GC 41-044-44), ecoTEC PLUS 612 VU 126/3-5 R1 (2005-2006) (GC 41-044-44), ecoTEC PLUS 615 VU 156/3-5 (2005-2005) (GC 41-044-45), ecoTEC PLUS 615 VU 156/3-5 R1 (2005-2006) (GC 41-044-45), ecoTEC PLUS 618 VU 186/3-5 (2005-2005) (GC 41-044-46), ecoTEC PLUS 618 VU 186/3-5 R1 (2005-2006) (GC 41-044-46), ecoTEC PLUS 624 VU 246/3-5 (2005-2006) (GC 41-044-47), ecoTEC PLUS 624 VU 246/3-5 R1 (2005-2006) (GC 41-044-47), ecoTEC PLUS 630 VU 306/3-5 (2005-2005) (GC 41-044-48), ecoTEC PLUS 630 VU 306/3-5 R1 (2005-2006) (GC 41-044-48), ecoTEC PLUS 637 VU 376/3-5 R1 - 2006-2006 (GC 41-044-49), ecoTEC PLUS 824 VUW 246/3-5 (2005-2005) (GC 47-044-31), ecoTEC PLUS 824 VUW 246/3-5 R1 (2005-2006) (GC 47-044-31), ecoTEC PLUS 824 VUW 246/3-5 R3 (2011-2012) (GC 47-044-31), ecoTEC PLUS 831 VUW 316/3-5 (2005-2005) (GC 47-044-32), ecoTEC PLUS 831 VUW 316/3-5 R1 (2005-2006) (GC 47-044-32), ecoTEC PLUS 831 VUW 316/3-5 R3 (2011-2012) (GC 47-044-32), ecoTEC PLUS 831 VUW 316/3-5 R5 (2013 - 2013) (GC 47-044-32), ecoTEC PLUS 837 VUW 376/3-5 (2005-2005) (GC 47-044-33), ecoTEC PLUS 837 VUW 376/3-5 R1 (2005-2006) (GC 47-044-33), ecoTEC PRO 24 VUW 246/3-3 R1 (2005-2006) (GC 47-044-36), ecoTEC PRO 24 VUW 246/3-3 R2 (2008-2012) (GC 47-044-36), ecoTEC PRO 28 VUW 286/3-3 (2005-2006) (GC 47-044-30), ecoTEC PRO 28 VUW 286/3-3 R1 (2005-2006) (GC 47-044-30), ecoTEC PRO 28 VUW 286/3-3 R2 (GC 47-044-30)
manualmanualVAILLANT appliance manual — VUI 376/3-5 (GC 47-044-39), ecoTEC 937 VUI 376/3-5 (2006-2012) (GC 47-044-39)
manualNo technical questions yet for this part.
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