Caleffi HIU
Caleffi HIU Filling Loop ALT-HIUFLP2
Filling loop for Caleffi HIU heat interface units, part number ALT-HIUFLP2.
At a glance
- Also known as 4260119
£86.03
£71.69 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 Caleffi HIU filling loop is a service component for Caleffi HIU products. It provides the connection used to fill and pressurise the sealed heating circuit on the unit. It is listed under part number ALT-HIUFLP2.
Signs this part needs replacing
- Water weeping or dripping from the filling loop body or its connections
- The heating circuit will not hold pressure after topping up
- The valve handle is stiff, seized or will not close fully
- Water continues to pass through the loop when it is closed
- Visible scale, corrosion or staining around the valve and hose
Before you order
- Confirm the appliance is a Caleffi HIU unit and check the model against the manufacturer's parts list.
- Check the connections and orientation of the existing filling loop against the unit before ordering.
- If the system is losing pressure, confirm the filling loop is the source before replacing it.
Compliance
| Alternative numbers | 4260119 |
|---|
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| CALEFFI HIU PRODUCTS | — | — | — |
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.
No documents held for this part. The technical team will source them from the manufacturer — usually the same working day.
No technical questions yet for this part.
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