Ventilation

How poor ventilation in your office is making you tired and ill

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Mould in a classroom of a school near the window frame

We spend a huge part of our lives indoors – I’ve spent 96 per cent of my last 24 hours indoors, and it’s not an unusual day for me in winter. Consider your day. How long were you actually outside in the sunshine (or rain) altogether today? During mid-winter in England here was my typical day: … Read more

Why double-glazing doesn’t solve your comfort issue – and can make it worse

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See if any of this sounds true to you. You live in a typical English home. It’s made of brick, it has timber-frame and single-glazed or double-glazed windows and woolly yellow insulation stuffed into the rafters in the loft. It was built after the first or second world war in post-boom Britain. You spend £800 … Read more