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Vaillant Cap CPL. 180915

Vaillant

Vaillant Cap CPL. 180915

Vaillant 180915 cap (CPL.) for selected VU and VUW gas boiler models.

At a glance

  • Also known as 1376602
Manufacturer part no.
180915
Showing prices

£36.19

£30.16 ex. VAT · VAT at 20%

Available to order · 7 working days
Available to order · 7 working days
Not certain it's the right part? The technical team verifies fitment before dispatch — no charge, and it stops a second trip.

Same-day dispatch

Ordered by 4pm Mon–Fri, 10:30am Sat.

30-day returns

Unused, in original packaging.

What it is

The Vaillant 180915 is a cap listed in the manufacturer's gas boiler spares range. It is used on the VU and VUW appliance families covered below, where it closes off a connection point on the boiler assembly. The part is supplied under the Vaillant description CAP, CPL.

Signs this part needs replacing

  • Visible weeping or moisture tracking around the cap
  • Corrosion or pitting on the cap body
  • Cracking, splitting or deformation of the cap
  • A deteriorated or hardened seal allowing a slight escape
  • The cap no longer seats or tightens correctly

Before you order

  • Confirm the boiler model matches one of the fitments listed above
  • Check the existing part number against 180915 before ordering
  • Verify the appliance variant, as several VU and VUW versions share similar model names
  • Inspect the surrounding connection for damage that may also need attention

Not sure which part?

Tell the parts assistant what it's going into — the appliance make and model, or the GC number off the data badge — and it will check this part is on the fit list.