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 13/32 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