Description
Waterway Skim Filter Dyna-Flo XL cartridge – 75 sq. ft. – 2-3/8″ ID x 6-9/16″ OD x 13-5/16″ L. This original Dyna-Flo XL filter cartridge 817-0018 is for Waterway Dyna-Flo XL 75 sq.ft. filter assemblies. 13 5/16 inches long with open top and bottom that have 2 3/8 inch diameter holes. Used in Cyrstal Waters Spas and by Waterway.
