Nautilus NSP72 Filter Grid - 72 Square Feet - 36 Inches pool-dimensions_14x32 and you don't need to

and you don't need to drain your pool

All operating functions can be easily modified from the keypad

This pool depth marker states SLIPPERY DECK with graphic and has an overall size of 6 x 6 inches

This replacement reagent is available in 4 one-gallon bottles

Nautilus NSP72 Filter Grid - 72 Square Feet - 36 Inches pool-dimensions_14x32 and you don't need toThis is a Pentair Small Filter Grid Assembly, 72 square feet and 36 inches in height. This filter grid is designed for the Nautilus and Nautilus Plus pool and spa D. E. Filters. One is required. Pentair filter grids are injection molded from 100% virgin, high impact styrene then covered with multi filament polypropylene fabric. Each grid has been engineered with subtle design improvements specifically for this model and manufacturer.