Filter Element Element Material Polyester Compatible Manufacturer Part Number CSL-849-100HC CSL-849-125HC CSL-849-150HC IVF-23 IVF-45 VFD4 VFD42 VFD42S Overall Height 4.75 in Inside Diameter 2 9/16 in Outside Diameter 5 in Filter Rating 5 micron Filtration Efficiency 99 Percent Maximum Flow Rate 115 cfm Features Moisture Resistant Pleated Media for High Dirt Holding Capacity Housing Material Steel Maximum Operating Temperature 220 Degrees F