Five ways to get the most out of your dehumidifier, according to an engineer

Whether you’re tackling mould or reducing condensation, our expert shares his top tips

Greig Scott

Scientist and engineer

Published 28 October 2026 7:00am GMT

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It’s a familiar British conundrum. You spend months waiting for the heat to break and as soon as it does, you have to worry about cold weather problems: more condensation, more damp, and the risk of mould appearing inside your home, or exacerbating an existing problem. You might find laundry starts taking days to dry, too.

One solution is a dehumidifier . I’ve spent the past few weeks testing nine models from market leaders, including ProBreeze, De’Longhi and Devola, to see how effectively they remove excess water vapour and stabilise humidity in the home.…