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Write to the Wisiko team: corrections, calculator ideas, questions about a source.

Found a mistake, a tariff that changed, or have an idea for a calculator? Email us:

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We read every message and usually reply within a few working days. For corrections, please include the page address and, if possible, a source for the correct figure.

We can’t answer requests for personalised advice (choosing a contract, diagnosing wiring, sizing a structural slab): please ask a qualified professional.

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