About This

• PRECISION FIT FOR - Waterway Spa Filter 817-4050 - Compatible with Teleweir 50, Pleatco PWW50L, FC-0172, 4CH-949 with a snug and secure fit to ensure quality performance.
• DIMENSIONS FOR RELIABLE FIT - This 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 13-1/16" × 5" cartridge providing extended clarity and reliable flow for your system.

Overview

• Material : Pleated Fabric
• Product Dimensions : 4.97"D x 4.97"W x 14.5"H
• Item Weight : 1.9 Pounds
• External Testing Certification : WQA
• Product Benefits : Keeps your water clean and clear so you can spend more time enjoying your pool or spa.