Anyone looking at making their buildings Covid-safe should begin with the fundamentals of cleaning the system, says Paurick Gaughan
Since the importance of airborne transmission to Covid infection became clear, the ventilation and air purification industries have gone into overdrive and barely a day seems to go by without the launch of a new device or filter to combat it.
But when all the glamorous new technology has been considered and showcased, the most tried and tested method remains – cleaning the HVAC unit. Whether you have an existing system or a shiny new one, it still …