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Viessmann Sealing Kit 7819527

Viessmann

Viessmann Sealing Kit 7819527

Sealing kit for Viessmann Vitodens 100-W and Vitodens WB1A boilers.

At a glance

  • Also known as 2320202
Manufacturer part no.
7819527
Showing prices

£14.78

£12.32 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 sealing kit is manufactured by Viessmann for use with Vitodens 100-W and Vitodens WB1A boilers. It is used to seal joints and connections during service or repair. The kit is suitable for appliances manufactured from 20.06.2007 onwards.

Signs this part needs replacing

  • Visible water or gas leaks at sealed joints
  • Weeping or dripping from connections
  • Seals that are hardened, cracked or deformed
  • Repeated pressure loss requiring topping up
  • Corrosion or residue around the seal area

Before you order

  • Confirm your boiler model and serial number against the fit list
  • Check the part number 7819527 matches the component being replaced
  • Verify the appliance is a Vitodens 100-W or WB1A model
  • Ensure the boiler was manufactured from 20.06.2007 onwards

Not sure which part?

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