This is a Generic Full Filter Grid Element replacement for 36 square foot Pro-Grid DE3620, FNS and Nautilus D.E. filter grid elements.This is a full grid assembly measuring 18 inches. This grid fits Hayward Pro-Grid DE3620, Pentair FNS, Nautilus NS and Nautilus Plus NSP 36 square foot filters.
Our generic OEM 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.
