Filter Cartridge Reduces Sediment Micron Rating 20 micron Flow Rate 10 gpm Inside Diameter 1 1/8 in Outside Diameter 2 5/8 in Overall Height 9 3/4 in Filter Media Resin-Impregnated Pleated-Cellulose Polyester For Use With 10 in Housings Cartridge Media Cellulose Filter Design Pleated Maximum Temperature 145 Degrees F Minimum Temperature 40 Degrees F Series Pentek S1