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Biasi Main Heat Exchanger BI1562131

Biasi

Biasi Main Heat Exchanger BI1562131

Main heat exchanger for Biasi Riva Plus HE 28C and 28S ERP appliances, listed from serial number 003770516.

At a glance

  • Appliance family: Riva Plus HE ERP, 28kW
  • Also known as 1651732
Manufacturer part no.
BI1562131
Showing prices

£270.53

£225.44 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 Biasi BI1562131 is a main heat exchanger for Biasi Riva Plus HE 28C and 28S ERP appliances. It transfers heat from the combustion gases into the heating and domestic hot water circuit. This variant is listed for appliances from serial number 003770516 onwards.

Signs this part needs replacing

  • Water weeping from the heat exchanger body or its connections
  • Repeated pressure loss on the heating circuit with no visible external leak
  • Kettling, banging or gurgling noises from the appliance
  • Reduced heating or hot water output despite correct gas and water settings
  • Visible corrosion, scale build-up or soot deposits on the exchanger

Before you order

  • Check the appliance serial number — this exchanger is listed from 003770516 onwards
  • Confirm the model is a Riva Plus HE 28C or 28S ERP
  • Confirm whether the appliance is natural gas or LPG
  • Verify the existing part number against the manufacturer's parts list

Not sure which part?

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