Pentair 195086 Complete Grid Assembly Replacement FNS FNS48 Pool and Spa D.E. Filter Complete grid assembly replacement Fits Pentair FNS pool and spa D.E. filter model FNS48 Includes manifold grid, full grid, partial grid, rod, nut, washer, retainer grid, strainer Measures 17-1/2-inch length by 35-inch height by 17-1/2-inch width