Bactakleen's Big Fog Humidifier is designed to be paired with Marvekleen to disinfect an air space such as a bedroom or an office space. It is able to cover up to 100sqm space silently and comes with a timer for better application control. BF Humidifier large tank allows it to hold sufficient solution to disinfect many areas without the need to refill regularly. The configurable attachment gives the user the choice of a single direction dispensing or 4 way dispensing.