Air Ozoniser/ Purifier System is particularly used in hospitals where the diseased and the disease prone patients come and the possibility of contagion is high. The Air Ozoniser helps to drastically reduce the bio-burden of the area that is considered as completely sterile. The Air Ozoniser is combined with different air purification systems in a single unit to achieve maximum purification or treatment of air even in a high bio-burden environment. Air Ozoniser/ Purifier System also finds application in production units, food processing, dairy, egg processing, poultry farms, animal house, hotels rooms, reception room and cold storage.