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Hamworthy Venturi Combustion Air 573407019

Hamworthy

Hamworthy Venturi Combustion Air 573407019

Venturi combustion air component for Hamworthy Corolla 110/150 and Milborne 501/502 condensing boilers, part 573407019.

At a glance

  • Also known as 2064404
Manufacturer part no.
573407019
Showing prices

£297.78

£248.15 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 Hamworthy 573407019 is a venturi combustion air component for Hamworthy gas boilers. It is listed for use with Corolla 110/150 and Milborne 501/502 condensing models. It forms part of the combustion air circuit on these appliances.

Signs this part needs replacing

  • Boiler lockout or ignition failure linked to combustion air
  • Unstable or poor flame quality
  • Combustion-related fault codes
  • Visible blockage, damage or deterioration in the venturi
  • Fan or air pressure errors affecting boiler operation

Before you order

  • Check the boiler model against the fit list to confirm compatibility.
  • Confirm the existing part number is 573407019.
  • Inspect the venturi and surrounding combustion air path for damage or blockage.
  • Isolate the boiler and follow safe working procedures before replacement.

Not sure which part?

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