condensation

I dried the washing on the radiator four times a week just to get it done by morning: the first cold snap, moving the wardrobe away, I understood what had been forming on that wall

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I dried the washing on the radiator four times a week just to get it done by morning: the first cold snap, moving the ward...

A hidden patch of mold the size of a dinner plate lurked behind a bedroom wardrobe for months—a silent consequence of drying four loads of washing on radiators each week. What feels like an efficient heating hack actually creates dangerous condensation conditions that surveyors have been flagging for years.

I ran my bathroom extractor fan up into the loft just to avoid drilling through the wall: when I lifted the insulation two winters later, it was too late

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I ran my bathroom extractor fan up into the loft just to avoid drilling through the wall: when I lifted the insulation two...

Venting a bathroom extractor fan into the loft instead of outside seems like an easier installation, but it unleashes a hidden disaster: warm, moisture-laden air condenses on cold roof timbers, insulation, and felt, causing mold growth, thermal performance loss, and structural rot that can cost thousands to repair. Building regulations explicitly forbid this practice for good reason.