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Broag DN65 to DN80 LLH Connection Set P3 5140421

Broag

Broag DN65 to DN80 LLH Connection Set P3 5140421

Broag DN65 to DN80 LLH connection set P3, part 5140421, for Broag Commercial boiler installations.

At a glance

  • Also known as 1134645
Manufacturer part no.
5140421
Showing prices

£2,265.98

£1,888.32 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 Broag DN65 to DN80 LLH Connection Set P3 is a pipework connection set used on Broag Commercial boiler installations. It provides the transition between DN65 and DN80 connections on a low loss header (LLH) assembly. Supplied under Broag part number 5140421.

Signs this part needs replacing

  • Visible weeping or dripping at the connection joints
  • Corrosion or pitting on the connection set body or mating faces
  • Staining, scale or water tracking around the low loss header connections
  • Loss of system pressure traced to the header connection points
  • Difficulty achieving a sound seal when the connections are remade

Before you order

  • Confirm the appliance model against the manufacturer's parts list
  • Check the existing connection sizes are DN65 and DN80
  • Verify the part number 5140421 matches the item being replaced
  • Inspect the low loss header and adjacent pipework for related damage before fitting

Not sure which part?

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