Powermaxx GLX-CF6 6" Premium Carbon Charcoal Ordor Control Filter 1050+ IAV Australia charcoal, Cotton pre-filter included Removes 99.5% of airborne odors Air Flow - 450 CFM Flange Diameter: 6" - Height: 16" - Carbon Height: 14" - Width: 10" - Carbon Thickness: 2" 18 Months Average life expectancy & Maintenance free design