Unicel C-4402 Replacement Filter Cartridge for 20 Square Foot Aqua Spa
- Diameter: 4 5/8-inch; length: 9 3/4-inch
- Top end cap: molded cone handle, 0-inch inner diameter; bottom end cap: open with slots, 1 7/8-inch inner diameter
- Pleat count: 138; filter media: 4-ounce reemay 2040; filter area: 20 square feet
- Get more efficient filtration and better water clarity with Unicel filters
- Longer time between cleanings; meets oem specifications