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Vaillant Hose 0020231133

Vaillant

Vaillant Hose 0020231133

Vaillant hose, part number 0020231133, for HOME Combi and HOME System -A appliances.

At a glance

  • Also known as 1388192
Manufacturer part no.
0020231133
Showing prices

£26.82

£22.35 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

This is a hose supplied by Vaillant under part number 0020231133. It is a pipework component used within the Vaillant HOME Combi and HOME System -A appliance families. The hose carries water between connections inside the boiler as part of the appliance's internal hydraulic circuit.

Signs this part needs replacing

  • Visible water weeping or dripping from the hose or its connections
  • Staining, corrosion or scale marking around the hose ends
  • Cracking, hardening or perishing of the hose material
  • Loss of system pressure that cannot be traced to another component
  • Kinking or deformation of the hose restricting flow

Before you order

  • Check the appliance rating plate to confirm the model and GC number match the fit list above
  • Compare the part number on the existing hose with 0020231133
  • Inspect the hose connections and seals for damage before refitting
  • Confirm how many hoses the repair requires

Not sure which part?

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