Rubbermaid microburst air freshener dispenser is a discreet and cost effective way of keeping well used communal areas smelling fresh providing effective odour neutralising for not just washrooms but schools hotel lobbys and restaurants it is easy to customise programming for hour and day options and the refill indicator shows days remaining before refills need to changed refills give 3000 sprays per 75ml refill and come in a variety of fragrances to suit the atmosphere refills are sold