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Flexible Hose

Part number (MPN)
Z20032426
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Parts for the same appliances

OEM Replacement Part & Compatibility Table

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Source
retailer parts list
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 Z20032426 fit?

The sources we checked list Z20032426 (Flexible Hose, Riello) for: Riello G5Bf 489T51 3748951, Riello G5Bf 491T51 3749151, Riello G5Bf 492T51 3749251, Riello G5Bf 493T51 3749351. Always check the model and serial number on the data plate before ordering.

Does Z20032426 have equivalent or superseded part numbers?

The sources we checked list no equivalents for Z20032426. Ask a Riello stockist to confirm.

What should I check before fitting Z20032426?

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Some lists are dated and the part may have been superseded.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.