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Vaillant Seal Kit 0020231136

Vaillant

Vaillant Seal Kit 0020231136

Vaillant seal kit 0020231136 for HOME Combi and HOME System -A boilers.

At a glance

  • Also known as 1388198
Manufacturer part no.
0020231136
Showing prices

£9.42

£7.85 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.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

The Vaillant 0020231136 is a seal kit supplied by Vaillant for use on appliances in the HOME Combi and HOME System ranges. It provides the sealing components required at the joint or connection it is specified for, helping to maintain a watertight and gas-tight assembly. It is a service part intended for use by a competent heating engineer.

Signs this part needs replacing

  • Water weeping or dripping from the joint the seals serve
  • Visible hardening, cracking or flattening of the existing seals
  • Scale or debris build-up around the seal faces
  • Leaks appearing after servicing or component removal
  • Repeated pressure loss traced to a sealed joint

Before you order

  • Confirm your appliance model against the fit list above
  • Check the GC number on the appliance data badge matches your model
  • Verify the existing part number 0020231136 before removal
  • Confirm the seal kit is the correct item for the joint being worked on

Not sure which part?

Search by part number, product name or brand — our technical team confirms fitment before anything is dispatched.