Pentair FNS Plus Filter


This item is available in store only. Call your local Pinch A Penny for pricing and availability.

The time-tested design of the FNS Plus DE pool filter offer you maximum performance, convenience, and reliability for year after year of sparkling pool enjoyment. 


  • Corrosion-resistant fiberglass tank for long life
  • Tension Control clamp for secure closure
  • 2" plumbing connections for maximum flow
  • Conveniently-located 1 1/2" drain for easy and efficient cleanout and 100% draining
  • Attractive almond-colored tank blends into any backyard environment
  • High Flow manual air relief valve and continuous internal air relief work together to maintain efficient filtraiton and prevent over-pressurization
  • Curved vertical grids provide maximum filter surface area for greater dirt-trapping capacity and longer periods between cleanings.
  • Easily removable filter grid pack simplifies maintenance and saves you time.
  • One-year limited warranty

FNS Plus DE pool filters have been designed with curved grids to maximize filtration area. More filter area means better performance and longer periods between cleanings. Our exclusive internal design has been refined to minimize flow restrictions, and therefore requires minimal pumping power to achieve a needed flow rate. That means lower utility costs.