Pentair FNS Plus 48 sq. ft. Complete Grid Assembly - 59023400

Maintain crystal-clear water in your pool or spa with a Filter Grid. Designed to work as part of a grid-style filtration system, it provides effective particle capture while allowing steady water flow through the filter tank. By improving overall filtration efficiency, the filter grid helps reduce strain on pumps and filter equipment, supporting longer system life and more reliable operation. Ideal for restoring performance during routine maintenance or repairs, it's an essential component for keeping pool and spa water clean and balanced.