Ventilation removes water vapour and combats damaging humidity in houses

Everyone of us exhales 10 to 75litres of Co2 per hour and up to 175 grams of water per hour. A family of four produces 10-15 litres of water vapour a day through breathing washing, showering and cooking. The ability of air to absorb this vapour is dependent on temperature: the warmer the air, the more it can absorb. Extract ventilation can remove water vapour at source. And insulation eliminate