It’s winter. It’s cold. But at least you know your roof is cosy with all those inches of cushiony insulation keeping that expensive warm air from escaping into the wintery atmosphere, right? Great! Now how much outside air do you have coming in to the roof? Wherever there is insulation, there has to be ventilation. [...]
Going about our everyday lives cooking, washing, bathing, drying clothes indoors, heating and even breathing produces water vapour. When the air cannot hold any more moisture it forms as condensation on hard surfaces such as windows, tiles and walls. Do you close your vents because of cold draughts? Mould can form in any poorly ventilated [...]
