These days people are spending more of their time at home, and with the growing evidence of pathogens moving around our homes, there has never been a more important time to make sure our homes have effective ventilation. Add to this that around 65% of homes in the UK are estimated to suffer from very poor indoor air quality because of inadequate ventilation, the need to treat ventilation as an essential element of any home becomes clear. To reduce the threat of viruses taking hold inside...