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Andrews Water Heaters Reducer Z646

Andrews

Andrews Water Heaters Reducer Z646

Andrews Water Heaters Z646 reducer for Andrews hot water spares and Ecoflo water heater models.

At a glance

  • Also known as 1824628
Manufacturer part no.
Z646
Showing prices

£19.90

£16.58 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 Andrews Z646 is a reducer from Andrews Water Heaters, listed under Andrews hot water spares. It is used across Andrews Ecoflo water heaters and related Andrews appliances as a reducer within the assembly.

Signs this part needs replacing

  • Visible water weeping or staining around the reducer joint.
  • Corrosion, pitting or scale build-up on the reducer body.
  • Reduced flow or pressure drop across the affected pipe section.
  • Cracking or deformation of the reducer.
  • Repeated leaks after tightening the connections.

Before you order

  • Confirm your appliance model and series against the Fits list.
  • Check the existing part number or manufacturer's parts list for Z646.
  • Inspect the reducer and surrounding connections for the correct fit before ordering.
  • Confirm whether any seals or washers are required for the joint.

Not sure which part?

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