Biasi
Biasi Expansion Vessel Connection Pipe BI1562111
Expansion vessel connection pipe for Biasi Riva Plus HE ERP combi boilers from serial number 019571217 onwards.
At a glance
- Also known as 1651726
£33.24
£27.70 ex. VAT · VAT at 20%
Same-day dispatch
Ordered by 4pm Mon–Fri, 10:30am Sat.
30-day returns
Unused, in original packaging.
What it is
The Biasi BI1562111 is a connection pipe for the expansion vessel on Riva Plus HE ERP combi boilers. It links the expansion vessel to the boiler's hydraulic circuit, allowing water to move between the vessel and the heating system as pressure changes. This version is specified for appliances from serial number 019571217 onwards.
Signs this part needs replacing
- Water weeping or dripping at the pipe unions
- Visible corrosion, pitting or staining on the pipe surface
- Pressure loss in the heating circuit with no other obvious cause
- Scale or debris restricting flow through the pipe
- Pipe distorted or damaged during servicing
Before you order
- Confirm the boiler serial number is 019571217 or later
- Check the appliance model against the fit list above
- Inspect the pipe unions and seals to confirm the source of any leak
Compliance
| Alternative numbers | 1651726 |
|---|
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| BIASI RIVA PLUS HE 24C ERP | 47-583-41 | 47-583-41 | — | — |
| BIASI RIVA PLUS HE 24C ERP LPG | 47-583-41 | 47-583-41 | — | — |
| BIASI RIVA PLUS HE 28C ERP | 47-583-42 | 47-583-42 | — | — |
| BIASI RIVA PLUS HE 28C ERP LPG | 47-583-42 | 47-583-42 | — | — |
Documents & drawings
Everything we hold for this part. Where a document exists but we don't hold it, the technical team will source it from the manufacturer — usually the same working day.
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