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Alpha Seal Kit 3.014732

Alpha

Alpha Seal Kit 3.014732

Seal kit for the AAV, NTC sensor, primary pressure switch, expansion vessel and gauge on compatible Alpha gas boilers.

At a glance

  • Also known as SEAL-KIT-AAVNTCPPSEXP-VESS-PRESS-GAUGE-CB50, 1250667
Manufacturer part no.
3.014732
Showing prices

£9.56

£7.97 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 Alpha 3.014732 seal kit covers the seals required for the automatic air vent (AAV), NTC sensor/thermistor, primary pressure switch, expansion vessel and gauge on compatible Alpha gas boilers. It is supplied by Alpha as a service part for the appliance models listed below. The kit is used when renewing seals during component replacement or routine maintenance.

Signs this part needs replacing

  • Weeping or dripping from the automatic air vent
  • Water staining or corrosion around the NTC sensor, pressure switch or expansion vessel connection
  • Loss of system pressure with no visible leak elsewhere
  • Dampness or drips at the gauge connection
  • Seals that are hardened, cracked or flattened when inspected

Before you order

  • Confirm your boiler model and GC number against the Fits list above
  • Check the part number 3.014732 matches the seal kit you need
  • Verify the kit covers the specific component you are servicing (AAV, NTC sensor, pressure switch, expansion vessel or gauge)
  • Note that all listed models are LPG variants

Not sure which part?

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