Unicel C-6600 Replacement Filter Cartridge for 45 Square Foot Hot Springs Spas/Watkins Mfg,White Bulding-Materials Great pickup and release and

Great pickup and release and flow for fast results

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or Slow Dissolving Trichlor Tablets

Complies with CSA Z94

Unicel C-6600 Replacement Filter Cartridge for 45 Square Foot Hot Springs Spas/Watkins Mfg,White Bulding-Materials Great pickup and release andUnicel C 6600 Replacement Filter Cartridge for 45 Square Foot Hot Springs Spas Watkins Mfg,White Diameter: 6 3 8 inch; length: 11 7 8 inch Top end cap: open, 3 0 0 inch inner diameter; bottom end cap: open, 3 0 0 inch inner diameter Pleat count: 207; filter media: 3 ounce reemay 2033; filter area: 45 square feet Get more efficient filtration and better water clarity with Unicel filters Longer time between cleanings; meets oem specifications