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CH Pressure Switch Membrane - Garda HE/Parva/Riva

Part number (MPN)
BI1011103
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checked 2026-11-06
Fitting notes

Work on gas appliances must be carried out by a Gas Safe registered engineer. Check the model and serial number on the boiler data plate. Source: a parts retailer's list, not the manufacturer's: confirm the part number on the data plate or with the manufacturer before ordering.

Compatible appliances

Always check the model and serial number on the data plate before ordering.

Frequently asked questions

Which appliances does BI1011103 fit?

The sources we checked list BI1011103 (CH Pressure Switch Membrane - Garda HE/Parva/Riva, Biasi) for: Biasi 20Se, Biasi 24S 24S, Biasi 24Se, Biasi 28S, GARD HE+ M110B.24SM/E COMBI NG, GARD HE+ M110B.32SM/E COMBI NG, GARDA HE M96.24SM/B2 COMBI NG, GARDA HE M96.24SM/D2 COMBI NG, GARDA HE M96.28SM/B2 COMBI NG, GARDA HE M96.28SM/D2 COMBI NG, Biasi Garda M90F.24S, Biasi Garda M90F.24Sr, Biasi Garda M90F.28S, Biasi Garda M90F.28Sr, Biasi Garda M90F.32S, Biasi Garda HE M96.24Sm/B, Biasi Garda HE M96.24Sm/D, Biasi Garda HE M96.28Sm/B, Biasi Garda HE M96.28Sm/D, Biasi Garda HE Plus M110.24Sm/E, Biasi Garda HE Plus M110.28Se/E, Biasi MVP UK, Biasi Parva HE M96.24SM/P, Biasi Parva HE M96.28SM/P, Biasi Parva HE M96.28SR/P, Biasi Parva HE M96.32SM/P, Biasi Parva HE M96.32SR/P, Biasi Parva Se M90.24S, Biasi Parva Se M90.24Sr, Biasi Parva Se M90.28S, Biasi Parva Se M90.28Sr, Biasi Prisma 24SE, Biasi Prisma 24SER, Biasi Prisma 28SE, RIVA ADV M110B.24SR/C SYS NG, RIVA C HE M96.24SM/C COMBI NG, RIVA C HE M96.28SM/C COMBI NG, Biasi Riva Advance HE Iso M110B.24SM, Biasi Riva Advance HE Iso M110B2SM, Biasi Riva Advance M110.24Sm/C, Biasi Riva Advance M110.32Sm/C, Biasi Riva Compact HE M96.24Sm/C2, Biasi Riva Compact HE M96.24Sr/C2, Biasi Riva Compact HE M96.28Sm/C2, Biasi Riva Compact HE M96.28Sr/C2, Biasi Riva Compact HE M96.32Sm/C2, Biasi Riva Compact HE Mk2 M96A.24Sr/, Biasi Riva Compact HE Mk2 M96A.28Sr/, Biasi Riva Compact M90E.24S, Biasi Riva Compact M90E.28S, Biasi Riva Compact M90E.32S, Biasi Riva Compact HE M96.24Sm/C, Biasi Riva Compact HE M96.28Sm/C, Biasi Riva Compact HE M96.28Sr/C, Biasi Riva Plus M90D.24S, Biasi Riva Plus M90D.24Sr, Biasi Riva Plus M90D.28S, Biasi Riva Plus M90D.28Sr, Biasi Savio Gaia 424S, Biasi Savio Gaia 424Sr, Biasi Savio Gaia 428S. Always check the model and serial number on the data plate before ordering.

Does BI1011103 have equivalent or superseded part numbers?

The sources we checked list no equivalents for BI1011103. Ask a Biasi stockist to confirm.

What should I check before fitting BI1011103?

Work on gas appliances must be carried out by a Gas Safe registered engineer. Check the model and serial number on the boiler data plate. Source: a parts retailer's list, not the manufacturer's: confirm the part number on the data plate or with the manufacturer before ordering.

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Some lists are dated and the part may have been superseded. Information only, compatibility not guaranteed.