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Viessmann Burner Gasket D408 7835164

Viessmann

Viessmann Burner Gasket D408 7835164

Viessmann burner gasket D408, part number 7835164, for Vitodens 200-W B2HA gas boilers.

At a glance

  • Appliance family: Vitodens 200-W B2HA
  • Also known as 2322028
Manufacturer part no.
7835164
Showing prices

£87.19

£72.66 ex. VAT · VAT at 20%

Available to order · 1 working day
Available to order · 1 working day
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 Viessmann burner gasket, designated D408 and supplied under part number 7835164. It is a sealing component that sits at the burner assembly on Vitodens 200-W B2HA gas boilers, sealing the joint against gas and combustion product leakage. The gasket is specific to the stated B2HA output variants and their serial number ranges.

Signs this part needs replacing

  • Visible heat damage, hardening or cracking of the gasket material
  • Flattening or loss of compression set at the burner joint
  • Signs of leakage or staining around the burner mounting face
  • Gasket disturbed or damaged during burner removal or servicing

Before you order

  • Confirm the boiler model is a Vitodens 200-W B2HA and check the output variant against the fits list
  • Check the appliance serial number against the serial numbers listed for this gasket
  • Verify the existing gasket designation and part number before ordering
  • Ensure the burner sealing face is clean and undamaged before fitting

Not sure which part?

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