Unicel 6CH-502 Replacement Filter Cartridge for 50 Square Foot Artesian Spas blowers-and-ventilators Its heavy-duty polyester is designed

Its heavy-duty polyester is designed to last far longer than cheaper alternatives

This signals you to “backwash” the filter by simply reversing the water flow and “knocking out” the dirt

Also fits Pentair Kreepy Krauly Great White automatic pool and spa cleaner

Highest Safety Standards: Compliant with latest ANSI/ISEA Z87

Ideal for janitorial

Unicel 6CH-502 Replacement Filter Cartridge for 50 Square Foot Artesian Spas blowers-and-ventilators Its heavy-duty polyester is designedUnicel 6CH 502 Replacement Filter Cartridge for 50 Square Foot Artesian Spas Diameter: 6 3 4 inch; length: 8 inch Top end cap: semi circular handle, 0 inch inner diameter; bottom end cap: 2 inch male thread mpt, 0 inch inner diameter Pleat count: 209; filter media: 3 ounce reemay 2033; filter area: 50 square feet Get more efficient filtration and better water clarity with Unicel filters Longer time between cleanings; meets oem specifications