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FNS Plus filters are fiberglass reinforced polypropylene of advanced chemical resistant materials for superior strength and reliability. The top manifold design features the Service-Ease grid pack for convenient one-at-a-time grid servicing.

• Certified to NSF/ANSI Standard 50
• Superior strength
• Service-Ease™ Grid Pack
• Continuous High Flow™ Internal Air Relief *
• 100% factory tested*
• Top-to-bottom backwash
• High Flow Manual Air Relief valve
• Tension Control™ Clamp
• 1-1/2 in. bottom clean out port
• 7-1/2 in. centerline bulkhead fittings

*Integrated continuous High Flow internal air relief is operational only when there is unobstructed flow in the circulating system. Note: Operating Limits – maximum continual operating pressure of 50 PSI. Pool/spa (bather) applications, maximum operating water temperature (internal filter) 104°F (40°C).