Pentair 59001700 18-Inch Small Partial Grid Assembly Replacement 36 Square Feet Pool and Spa D.E. Filter face-shields Natural Chemistry's Instant Pool Water

Natural Chemistry's Instant Pool Water Conditioner® is used for stabilizing chlorine from UV sunlight loss

Versatile Application: Ideal for use in holding ponds

SMARTZyme technology reduces non-living organic buildup

Designed in a classic silhouette with a comfortable fit through the seat and thigh

Blend of natural (hog’s hair) and synthetic fibers provides high gloss with minimal swirl marks

Pentair 59001700 18-Inch Small Partial Grid Assembly Replacement 36 Square Feet Pool and Spa D.E. Filter face-shields Natural Chemistry's Instant Pool WaterPentair 59001700 18 Inch Small Partial Grid Assembly Replacement 36 Square Feet Pool and Spa D. E. Filter Partial grid replacement assembly Fits Pentair FNS and FNS Plus pool and spa D. E. filters Also fits Pentair Nautilus and Nautilus Plus 36 square feet pool and spa filters Comes in small size Measures 18 inch