Mr. Huntsucker's Mr. Huntsucker's Third Grade Class Mrs. Panos 3rd Grade Class Mrs. Panos 3rd Grade Class Mrs. Deniz's Third Grade Mrs. Deniz's Third Grade Class Mrs. Piper's Mrs. Piper's Fabulous First Graders Elementary School Class Picture Mrs. Webbs 3rd Grade Class Mrs. Webbs 3rd Grade Class. aFe MagnumFLOW Air Filters IAF PDS A F PDS 3 1 2F x 6B x 4 3 4T x 5H With three layers of progressively finer mesh synthetic media between 100% polyurethane top and base, this high flow, "oil free" conical performance filter provides maximum convenience and easy maintenance with excellent airflow. Washable and reusable for multiple cleanings, the tall open evenly spaced pleats provide excellent dust holding capacity for longer service cycle between cleanings. Pliable polyurethane flange with integrated bumps insures tight, no leak seal over the life of the filter. This filter has a 99. 2% filter efficiency. Magnum FLOW Universal Air Filter w Pro DRY S Media 3 1 2 IN F x 6 IN B x 4 3 4 IN T x 5 IN H