Unicel -7697 Spa Pool Replacement Cartridge Filter Harmsco / 155 -6115

New *Unicel* Replacement Spa Filter Cartridge Industry's most complete line of replacement filter elements For use with: Harmsco (/ 155) (Note: Original is 7 3/4". Harmsco original is 7 3/4" ) 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/ 0-inch inside diameter Bottom end cap: Open 2 5/8-inch inside diameter Pleat count: 200 Media: 4 ounces Description: Harmsco / 155 Part #: