Length: 13-5/16"Diameter: 5"Top opening: 2-1/8"Bottom opening: 2-1/8" Built to meet OEM specifications, the Guardian 413-106 features: 25 sq. ft. of high quality filtration fabric Exclusive Expansive Flow™ core Break-resistant Guardian banding Replaces popular brand part numbers: Unicel C-4326 Pleatco PRB25-IN Filbur FC-2375 Alternative filter names: 17-2327,100586, 33521, 25392, 303909, M-4326, 817-2500, 3301-2242, 2501, RDC-25, RDC-25S, R173429,17-3429, R172327, SD-00574, SD-00655, C-5623, FC-1910, SD-00150, 17-4821, 17-2325, 27-101, R172325, RTO-25, 3005845, 17-175-1606, 2505RS, 17-B1086, 162387, FL1001, 04-13030, Rainbow Dynamic 25, RTL25, RCF-25, 17-175-1210, 17-175-1592, R174821, APCC7060, 12502, FC-2392, MF-170, FIL1110022, SD-01145, 090164010007, PRB 25IN3, PBH25-IN, PPR25-IN, PFAB 30, PRB25-IN-Z, PDC25-AFS   By Guardian Filtration Products • 413-106