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Gasket Inspection Flange

Part number (MPN)
343356
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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 343356 fit?

The sources we checked list 343356 (Gasket Inspection Flange, Ariston) for: ABONDANCE 1000 HEATER ELEC, ABONDANCE 1500 HEATER ELEC, ABONDANCE 2000 HEATER ELEC, ABONDANCE 2500 HEATER ELEC, ABONDANCE 3000 HEATER ELEC, ABONDANCE 500 HEATER ELEC, ABONDANCE 750 HEATER ELEC, MULTIPUISSANCE 1000 HTR ELEC, MULTIPUISSANCE 1500 HTR ELEC, MULTIPUISSANCE 2000 HTR ELEC, MULTIPUISSANCE 2500 HTR ELEC, MULTIPUISSANCE 3000 HTR ELEC, MULTIPUISSANCE 500 HEATER ELEC, MULTIPUISSANCE 750 HEATER ELEC, PERFORMANCE 1000 HEATER ELEC, PERFORMANCE 1500 HEATER ELEC, PERFORMANCE 500 HEATER ELEC, PERFORMANCE 750 HEATER ELEC, PERFORMANCE PLUS 1000 HTR ELEC, PERFORMANCE PLUS 1500 HTR ELEC, PERFORMANCE PLUS 500 HTR ELEC, PERFORMANCE PLUS 750 HTR ELEC. Always check the model and serial number on the data plate before ordering.

Does 343356 have equivalent or superseded part numbers?

The sources we checked list no equivalents for 343356. Ask a Ariston stockist to confirm.

What should I check before fitting 343356?

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Some lists are dated and the part may have been superseded.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