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Spring Air Vent Knob - Murelle

Part number (MPN)
6226624
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checked 2026-11-05
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.

Compatible appliances

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

Frequently asked questions

Which appliances does 6226624 fit?

The sources we checked list 6226624 (Spring Air Vent Knob - Murelle, Sime) for: EV HE 12 SYSTEM NG, EV HE 20 SYSTEM NG, EV HE 25 SYSTEM NG, EV HE 30 SYSTEM NG, Sime Murelle EV HE 20 T, Sime Murelle EV HE 25 T, Sime Murelle EV HE 30 T, Sime Murelle EV HE 35 T, MURELLE HE 50R SYSTEM NG, MURELLE HE 50RM SYSTEM NG, Sime Murelle HE 12 System, Sime Murelle HE 20 System, Sime Murelle HE 25, Sime Murelle HE 25 System, Sime Murelle HE 30 System, Sime Murelle HE 35 System, MURELLE PRO HE20R SYSTEM NG, MURELLE PRO HE20RERP SYSTEM NG, MURELLE PRO HE30RERP SYSTEM NG; Murelle HM 25, Murelle HM 35 ErP, Murelle HE 50 R ErP. Always check the model and serial number on the data plate before ordering.

Does 6226624 have equivalent or superseded part numbers?

The sources we checked list no equivalents for 6226624. Ask a Sime stockist to confirm.

What should I check before fitting 6226624?

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.

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Some lists are dated and the part may have been superseded.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