About This

• PRECISION FIT FOR - Waterway Spa Filter 817-0050 - Compatible with Pleatco PWW50, FC-0359, 6CH-940 with a snug and secure fit to ensure quality performance.
• DIMENSIONS FOR RELIABLE FIT - This 40 Square Feet cartridge is engineered to fit seamlessly into compatible spa filtration systems, supporting consistent performance without leaks or gaps.
• TRILOBAL DIRT-LOCK MEDIA – Advanced trilobal fibers capture up to 40% more debris than standard round fibers, trapping dirt, hair, leaves, and fine particles while maintaining maximum water flow.
• TESTED TO NSF 50 STANDARDS – Independently tested to NSF protocols for performance and durability, supporting consistent water clarity and reliable filtration.
• ENGINEERED FOR CONSISTENT FLOW – Internal high-flow core delivers steady water circulation, protecting pump performance without restricting pressure or causing heater issues like some filters.
• QUICK RINSE, LONG-LASTING FILTRATION - Engineered pleats resist collapse and wash clean easily, with this 40 Square Feet cartridge providing extended clarity and reliable flow for your system.