Introducing Donaclone, your reliable choice for effective air filtration. With an actual width/size of 17.99 inches, a length of 19.68 inches, and an outside diameter of 15.98 inches, this air cleaner filter is meticulously crafted to seamlessly integrate into your air cleaning system. Classified as an air cleaner filter, it operates with a maximum air flow of 37.4 m3/min (1321 cfm), ensuring a balanced and consistent circulation of clean air. The final resistance at FPM is set at 10 inches H2O, striking the perfect balance between efficient filtration and smooth airflow. Choose Donaclone for a dependable air cleaner filter that adheres to high-quality standards without making extravagant claims.