Compact Axial Fan Filter and Guard Assembly, Radiator Connection 4 11/16 in, Media Material Polyurethane Foam, Fits Fan Shape Square, 4 7/8 in Height, 4 7/8 in Width, 7/16 in Depth, Mounting Eye O.C. (4) 4-1/8 in, Frame Material Plastic, Finish Black, PPI Rating 45, Includes Fan Guard, Filter Media and Retainer, Standards E56070), RoHS Compliant, UL Component Recognized (E60874