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Vaillant Continuous Flow Controller 0020021808

Vaillant

Vaillant Continuous Flow Controller 0020021808

Vaillant 0020021808 continuous flow controller with a 0-36 L/min flow range, supplied as a gas boiler control component.

At a glance

  • Also known as 1382959
Manufacturer part no.
0020021808
Showing prices

£203.81

£169.84 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 0020021808 is a continuous flow controller covering a flow range of 0-36 L/min. It is a control component listed within the Vaillant gas boiler spares range, used to regulate continuous flow through the appliance. The part is identified by the manufacturer part number 0020021808.

Before you order

  • Confirm the part number 0020021808 against the existing component or the appliance documentation.
  • Check that a 0-36 L/min flow range matches the specification required for the installation.
  • Verify the appliance model and control arrangement before ordering, as this is a control component rather than a generic consumable.
  • Ensure any associated seals, fittings or connections are serviceable before fitting.

Not sure which part?

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