The Can Filters Original is designed for the control of VOC’s (paint fumes, hydrocarbons, etc.), odors and other gaseous contaminants. Built with a proven Packed Bed Design and Pelletized Virgin Activated Carbon. This line of time-tested Activated Carbon Air Filters sets the standard for Long Life, Consistent Performance and Low Pressure Drop. Rated at a conservative 0.1 second Contact Time, Can-Filters Original provides excellent value and confidence. Specifications: Max Recirculating CFM: 824cfm. Max Exhaust CFM: 412 cfm at 0.1 sec Contact Time. Recommended Min Airflow: 206 cfm. Flange: 6-inch, 8-inch or 10-inch (flange sold separately). Dimensions (with Pre-Filter): Outside Diameter – 12-inches, Height – 26-inches. Total weight: 44lbs, Carbon Weight: 31lbs. Carbon Bed Depth: 2-inches. Max Operating Temp: 176-degree Fahrenheit/80-degree Celsius.