Storage heaters do not come with a flex. Storage heaters are subject to a different installation method than, for example, a radiator or panel heater.
The connection cable must be hard wired via a 20A D/P isolation switch and must use heat resistant cable. These products are for installation by competent engineers and should not be installed using a plug or on to an existing ring main but on to a dedicated circuit from the consumer unit with the correctly rated MCB.
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