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Glow-worm Expansion Vessel 0020103342

Glow-worm

Glow-worm Expansion Vessel 0020103342

Glow-worm expansion vessel, manufacturer part number 0020103342, for sealed heating systems.

At a glance

  • Also known as 1340108
Manufacturer part no.
0020103342
Showing prices

£125.93

£104.94 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 Glow-worm 0020103342 is an expansion vessel supplied by Glow-worm. It provides a contained volume that absorbs the expansion of water in a sealed heating system as the system reaches temperature. This component is listed under Glow-worm gas boiler spares.

Before you order

  • Check the part number 0020103342 against the existing component or the appliance documentation.
  • Confirm that an expansion vessel, rather than a related pressure component, is the part required.
  • Have the appliance model and serial details to hand when checking the manufacturer's literature.

Not sure which part?

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