PLF6CH-940 Hot Tub Filter compatible with 6CH-940, FC-0359, PWW50, and Waterways 817-0050. Please check your model for compatibility. The thickened advanced trilobal fabric helps capture contaminants, and the durable end caps resist breakage. The enhanced center core contributes to a longer service life. Rinse the filter cloth with a nozzle until it turns white during regular cleanings. Clean the filter every 1-2 months. Not universally compatible; verify your model before purchase. New and high-quality spa filter replacement. Fits PWW50 hot tub and spa systems. Compatible models: 6CH-940, PWW50, FC-0359, Waterways 817-0050. Color: Blue and White. Material: Polypropylene (PP). Package includes: 1 x Hot tub filter replacement. Additional items not included. Note: Lighting and screen settings may cause slight color variations between the image and the actual item. Measurement may vary by +/- 1-3 cm.