Filbur FC-1638 Antimicrobial Replacement Filter Cartridge for Sonfarrel 100 with Step Pool and Spa Filters

Cartridges are produced with genuine Reemay filter media and durable polyurethane end caps. Prevents harmful bacteria from growing on the cartridge. Less bacteria results in a reduction of foul odors, algae, black mold and other harmful contaminants which foul a cartridge. Antimicrobial protection lasts as long as the cartridge itself. Easier to clean than any other filter. 100 percent polyester core for strength and durability. Polyester Microban sheath for ease of maintenance. Extruded and reinforced PVC center cores. Embossed part numbers. Break-resistant bands. No pad adapters needed. Fits Sonfarrel 100 with steps pool and spa filter models 2301600, 2301750. Measures 7-1/4-inch diameter by 21-9/16-inch length. 3-Inch top hole, 3-inch bottom hole. Top 3-inch open style, 3-inch open bottom style. 100-Square feet area and weighs 4-ounce. Replaces Unicel, Pleatco and Aladdin filter cartridge models C-7419, PTM100, 19909.