Unicel Replacement 37.5 SqFt Filter Cartridge for Hot Tub Spa, 221 Pleats (Used)

####Item has been opened and has signs of use; this could be scuffs or scratches from use, dirt and/or dust from use. The item is in otherwise good working condition. All parts or accessories will still be intact.####

• Replacement 5CH-37 filter cartridge ensures your water stays clear so you can enjoy relaxing in your spa or hot tub
• Features 37.5 square feet (221 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 1.5-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 Aquaterra Spas and Hot Springs 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
• Media material: Spun-bonded polyester
• End cap material: Plastic
• OD: 5-5/16 inches
• Length: 9 inches
• Overall dimensions (L x W x H): 5.31 x 5.31 x 9 inches
• Product Condition: Used – item has signs of wear
• Product Sold As Is