Unicel Replacement Cartridge, 50 Sq. Ft., 5-3/16″ x 12-1/2″ (5CH502)

Formerly C-5303

• 5CH-502 filter cartridges ensures your water stays clear so you can enjoy relaxing in your spa or hot tub
• Features 50 square feet (197 pleats) of 3-ounce basis weight media that catches debris and particles down to an average of 20 microns in size
• Sharp, uniform pleat folds maximize water flow, minimize pressure loss, and allow full use of the pleat surface to hold more debris
• Constructed with 100-percent polyester Reemay material that balances dirt-holding capacity, cleanability and durability with excellent chemical resistance properties
• Design includes a 2-inch male thread/MPT and a bar handle for easy cartridge removal and replacement
• Durable end caps resist damage from chemicals and assure durability for the life of the cartridge
• Compatible with Marquis Spas and Cal Spas
• Filter life depends on routine maintenance and spa water chemistry
• Change filter when there is a shorter cycle between cleaning, low water flow rate or high differential pressure, when the media has a tear, or if the center core collapses