New *Unicel* C7697 Replacement Spa Filter Cartridge Industry's most complete line of replacement filter elements For use with: Harmsco (ST/TC 155) (Note: Original is 7 3/4". Harmsco original is 7 3/4" OD) Sharp pleat folds maximize spacing between pleats Tough urethane end caps assure durability for the life of the cartridge Outside diameter: 7 1/2 inches Length: 29 1/16 inches Top end cap: 3 1/2-inch female thread/FPT 0-inch inside diameter Bottom end cap: Open 2 5/8-inch inside diameter Pleat count: 200 Media: 4 ounces Description: Harmsco SC/TC 155 Part #: C7697
