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Coster XLG 320 3-Port Ball Valve 3/4"

Coster

Coster XLG 320 3-Port Ball Valve 3/4"

Coster XLG 320 3-port ball valve with a 3/4" connection for heating and plumbing pipework.

At a glance

  • Also known as 7530388
Manufacturer part no.
XLG 320
Showing prices

£89.28

£74.40 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 Coster XLG 320 is a 3-port ball valve from Coster with a 3/4" connection. It is intended for controlling flow in heating and plumbing pipework where a three-port valve is required. The part is identified by the product code XLG 320.

Before you order

  • Confirm the installation requires a 3/4" three-port ball valve.
  • Check the required port arrangement and connection type against the existing valve or system specification.
  • Verify the part number XLG 320 matches the item being replaced or specified.
  • If compatibility is uncertain, consult the manufacturer's documentation or a qualified heating engineer.

Not sure which part?

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