Maintain superior filtration performance with the Pentair Outer Cartridge Replacement 25022-0203S, designed specifically for the Sta-Rite System 3 S8M150 pool and spa filter system. With a filtration area of 259 square feet, this large outer module ensures high-capacity debris capture and long-lasting durability. Note: This listing is for the outer cartridge only. The compatible center small cartridge (191 sq. ft.) is available separately under part number 25021-0202S. Details: Part Number: 25022-0203S Type: Outer Cartridge Only Filtration Area: 259 Sq. Ft. Diameter: 23″ Height: 23-1/2″ Weight: 24 lbs
