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Vaillant Cold Water Connection Valve 0020107747

Vaillant

Vaillant Cold Water Connection Valve 0020107747

Cold water connection valve, part 0020107747, for Vaillant Combicompact, Thermocompact, VCW and MAG appliances.

At a glance

  • Part type: cold water connection valve
  • Also known as 1383161
Manufacturer part no.
0020107747
GC number
259-003
Showing prices

£63.24

£52.70 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 0020107747 is a cold water connection valve used on a range of older Vaillant gas appliances. It sits on the cold water inlet side of the appliance and controls the flow of mains cold water into the unit. It is listed by Vaillant under gas valve spares for gas boiler applications.

Signs this part needs replacing

  • Water weeping or dripping from the valve body or its connections
  • Mains cold water failing to shut off at the valve
  • Reduced or interrupted cold water flow into the appliance
  • Scale or corrosion visible around the valve inlet
  • Water tracking down the pipework beneath the valve

Before you order

  • Confirm your appliance model against the fitment list above
  • Check the part number stamped or marked on the existing valve
  • Inspect the inlet pipework and connections for damage before fitting
  • Confirm the valve type matches the cold water inlet arrangement on your appliance

Not sure which part?

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