Biasi
Biasi Gas Valve Gasket VK4105 BI1013101
Square flat gasket for the VK4105 gas valve, suitable for a range of Biasi gas boilers.
At a glance
- Also known as GASKET-FOR-GAS-VALVE-VK4105, 1650097
- Gas valve work must be carried out by a competent Gas Safe registered engineer
£2.64
£2.20 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 BI1013101 is a square flat gasket for the VK4105 gas valve. It is used in Biasi gas boilers to seal the gas valve mounting face and help maintain a gas-tight joint. This gasket is a service component for gas valve repair or replacement.
Signs this part needs replacing
- Gas smell or leakage detected around the gas valve mounting joint
- Visible cracking, tearing, flattening or deformation of the gasket
- Staining or residue at the gas valve sealing face
- Gasket damaged or missing after gas valve removal
- Boiler fails a gas tightness check at the valve joint
Before you order
- Check your boiler model and GC number against the Fits list
- Confirm the gas valve is a VK4105 type
- Check whether the existing gasket is a square flat type
- Gas valve work must be carried out by a competent Gas Safe registered engineer
Compliance
| GC number | 169-074 |
|---|---|
| Barcode / EAN | 8023585802632 |
| Alternative numbers | GASKET-FOR-GAS-VALVE-VK4105, 1650097 |
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| BIASI 24S | 47-970-10 | 47-970-10 | — | — |
| BIASI 24SR | 41-970-05 | 41-970-05 | — | — |
| BIASI 28S | 47-970-11 | 47-970-11 | — | — |
| BIASI BIASI 24S | — | — | — | |
| BIASI BIASI 24SR | — | — | — | |
| BIASI BIASI 28S | — | — | — | |
| BIASI BIASI SAVIO GAIA 424S | — | — | — | |
| BIASI GAIA 424RS | 41-970-04 | 41-970-04 | — | — |
| BIASI GAIA 424S | 47-970-08 | 47-970-08 | — | — |
| BIASI GAIA 428S | 47-970-09 | 47-970-09 | — | — |
Showing 10 of 19 compatible appliances.
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.
BIASI appliance manual — 24S (GC 47-970-10), 24SR (GC 41-970-05), 28S (GC 47-970-11)
manualmanualBIASI appliance manual — GAIA 424RS (GC 41-970-04), GAIA 424S (GC 47-970-08), GAIA 428S (GC 47-970-09)
manualmanualBIASI appliance manual — PRISMA 24SE (GC 47-970-04), PRISMA 24SER (GC 41-970-02), PRISMA 28SE (GC 47-970-05)
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