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Vaillant Gas Isolation Valve 0020241698

Vaillant

Vaillant Gas Isolation Valve 0020241698

Vaillant gas isolation valve with M28 x 20 connection, part 0020241698, for VUW 436/5-7 and ecoTEC Exclusive 843 appliances.

At a glance

  • Part type: gas isolation valve
  • Appliance family: VUW 436/5-7, ecoTEC Exclusive 843 VUW 436/5-7 (2016)
  • Also known as 1388466
  • Work on gas-carrying components must be carried out by a Gas Safe registered engineer.
Manufacturer part no.
0020241698
Showing prices

£52.93

£44.11 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 0020241698 is a gas isolation valve with an M28 x 20 connection. It is fitted on the gas supply to the appliance, allowing the gas feed to be shut off for servicing, commissioning or repair work. It is listed for use on the Vaillant VUW 436/5-7 combi and the ecoTEC Exclusive 843 VUW 436/5-7 (2016).

Signs this part needs replacing

  • The valve spindle is stiff, seized or will not turn through its full travel.
  • The valve will not shut off the gas supply completely when closed.
  • A gas smell or detectable leak is present at the valve body, spindle or connections.
  • Weeping, staining or corrosion around the valve body or union.
  • The valve has been damaged during servicing or pipework alteration.

Before you order

  • Confirm the appliance model and GC number against the fitment list above.
  • Check the existing valve connection size is M28 x 20 before ordering.
  • Work on gas-carrying components must be carried out by a Gas Safe registered engineer.
  • Isolate and prove the gas supply is off before removing the existing valve.

Not sure which part?

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