SpaShopper offers this premium replacement filter cartridge engineered for Four Winds Swim Spa H2O systems and other compatible brands. Measuring 17-3/4" in length by 5-5/16" in diameter, this 100 square foot filtration cartridge delivers exceptional water clarity and circulation.

Both top and bottom feature open-style end caps with 2-1/8" center openings, ensuring proper flow rates and easy installation. The 3oz filter media provides superior debris capture while maintaining optimal water flow through your spa system.

Technical Specifications:

Diameter: 5-5/16"
Length: 17-3/4"
Top Style: Open
Top Physical Dimension: 2-1/8"
Bottom Style: Open
Bottom Physical Dimension: 2-1/8"
Media Type: 3oz
Square Footage: 100 sq ft

Compatible Applications:
Leisure Bay, Rec Warehouse, Rainbow, Pentair, Waterway, Four Winds
Model Spa 100sqft, Top Load Skim Filter 100sqft

This replacement cartridge maintains factory performance standards while offering an economical solution for your swim spa maintenance needs.