Refill Is Designed For Use In The Rochester-Midland Oxy-Gen Air Care System Dispenser That Emits Intensely Scented Pure Fragrance Continuously, Creating A Permanently Fresh Environment That Has Impact Every Time You Walk Into The Room. Oxy-Gen Powered Technology Is A Clean Source Of Power. It Produces Continuous Levels Of Intense Fragrance That Contains No Propellants, Solvents Or Cfcs - Just Pure Natural Scent. Refill Contains Six Times More Fragrance Than Most Aerosols And Covers Up To 3,000 Cubic Feet. It Lasts 60 Days. This Glee Scent Offers A Vibrant Apple And Pear Aroma To Awaken And Refresh The Senses. The Refill Is 100 Percent Recyclable And Safe To Dispose Of In Your Regular Plastic Recycling Waste.