• Replacement Spa Filter: 6CH-940 filter cartridge features 45 square feet (225 pleats) of 3-ounce basis weight media that catches debris and particles down to an average of 20 microns in size, keeping your hot tub water clear
• Optimal Debris Capture: Hot tub filter has sharp, uniform pleat folds that maximize water flow, minimize pressure loss, and allow full use of the pleat surface to hold more debris
• Filter Media: Constructed with 100-percent polyester Reemay material that balances dirt-holding capacity, cleanability and durability with excellent chemical resistance properties
• Thread and Handle Type: Top load design includes a 1.5-inch SAE thread and a semi-circular handle for easy cartridge removal and replacement; Durable end caps resist damage from chemicals
• Spa Fitment: Compatible with Catalina Spas, Charisma Spas, Leisure Bay Spas, Waterway Plastics, Custom Molded Products, Bullfrog Spas, Dynasty Spas, Sunrise Spas, Master Spas and more; OD: 6 inches, Length: 8-1/4 inches