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Ferroli O-Ring Kit 39837650

Ferroli

Ferroli O-Ring Kit 39837650

Sealing O-ring kit for Ferroli gas boilers, used to reseal joints and connections where existing seals have degraded.

At a glance

  • Also known as 1211187
Manufacturer part no.
39837650
Showing prices

£77.94

£64.95 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

The Ferroli 39837650 O-ring kit is a set of sealing O-rings for Ferroli gas boilers. It is used to reseal joints and connections where the existing seals have degraded. The kit sits within the Ferroli boiler spares range under O-rings, washers and gaskets.

Signs this part needs replacing

  • Water or weeping leaks at joints sealed by the O-rings
  • O-rings that have hardened, flattened or cracked with age
  • Visible mineral scale or corrosion around the seal seat
  • Repeated pressure loss on the heating or domestic hot water circuit
  • Damp staining or residue beneath a connection

Before you order

  • Confirm your boiler model and GC number against the fitment list above
  • Check that part number 39837650 matches the item listed for your appliance in the manufacturer's parts list
  • Confirm the kit contains the seals required for the joint you are working on
  • Isolate the appliance and depressurise before fitting

Not sure which part?

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