Outer Diameter: 9 15/16" Length: 10" Media: 50 SF Compatible with Jacuzzi CFR 50 Unicel C-9650 Pleatco PJ50-4 Hot Tub Spa Filter. SpiroPure pool and spa filter cartridges offer long-lasting, durable filter media with high dirt holding capacity for clear, sparkling water in your pool or hot tub spa. A strong inner core means increased strength without hindering water flow or filtration performance. Easy to install, durable filter cartridges that allow for high filtration performance and efficiency
