Checking hours…Mon–Fri 7:30am–5pm · Sat 9am–12pm01302 279234Trade account
Hanicks
Basket
Ariston Pipe DHW Outlet 999104

Ariston

Ariston Pipe DHW Outlet 999104

Ariston 999104 DHW outlet pipe for Excalibur, Microcombi, Microtec, R2 and EST gas boilers.

At a glance

  • Also known as 1577474
Manufacturer part no.
999104
Showing prices

£40.28

£33.57 ex. VAT · VAT at 20%

Available to order · 3 working days
Available to order · 3 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

Ariston 999104 is a DHW outlet pipe for Ariston gas boilers, listed as a pipe assembly within the domestic hot water circuit of the appliance. It is used across the Excalibur, Microcombi, Microtec, R2 and EST ranges.

Signs this part needs replacing

  • Water weeping or staining at the pipe or its joints
  • Corrosion, scale or surface discolouration on the pipe
  • Dripping from the connection while the boiler is running
  • Reduced domestic hot water flow at the outlet
  • Damp or water damage below the appliance

Before you order

  • Confirm your boiler model, edition and GC number against the fitment list above.
  • Check the part number against the existing component or the manufacturer's parts list.
  • Confirm the pipe connections and routing match your appliance before fitting.

Not sure which part?

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