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Vaillant Gas Pipe 0020231131

Vaillant

Vaillant Gas Pipe 0020231131

Vaillant gas pipe 0020231131 for HOME Combi and HOME System boilers.

At a glance

  • Also known as 1388188
  • Gas-carrying components must be fitted and commissioned by a Gas Safe registered engineer.
Manufacturer part no.
0020231131
Showing prices

£19.58

£16.32 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 0020231131 is a gas pipe used in Vaillant HOME Combi and HOME System boilers. It forms part of the appliance gas train, carrying gas through the boiler to the combustion assembly. It is a manufacturer-supplied component for the appliance families listed below.

Signs this part needs replacing

  • Visible corrosion, pitting or surface rust on the pipe
  • A gas smell, or a failed tightness test traced to the pipework
  • Kinks, dents or deformation from handling or impact
  • Discolouration or heat damage around joints and connections
  • Leak detection fluid bubbling at a joint on the pipe

Before you order

  • Confirm your boiler model and GC number against the fitment list above.
  • Check part number 0020231131 against the manufacturer's parts list for your appliance.
  • Gas-carrying components must be fitted and commissioned by a Gas Safe registered engineer.
  • Inspect the existing pipe and its connections to confirm which section needs replacing.

Not sure which part?

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