T-Cell air freshener refill is part of an odor-control system that dispenses a consistent level of fragrance & Microtrans odor neutralizer. Through a Rubbermaid T-Cell dispenser, the fresh fragrance & odor neutralizer are distributed throughout the room. The fresh, tropical fruity fragrance is bursting with pineapple, guava, & mango sweetened by hints of melon & passion fruit & enriched by cool, exotic sea breezes. Refill lasts approximately 60 days on the standard setting for a washroom with three to four stalls / fixtures. It can last for approximately 90 days in a small washroom with one to two stalls / fixtures. Refill contains no propellants or added VOCs.