The Unicel FS-2006 is a complete replacement DE filter grid set engineered for 72 square foot diatomaceous earth filter systems. This set delivers everything required for a full filter re-grid in a single purchase β precision-manufactured grids built to exact dimensional tolerances for proper manifold fit, pressure resistance, and long-term service life. π¦ Complete DE Filter Grid Set β 8 Grids Included This set includes everything needed for one complete filter re-grid: 7 full grids (FG-1006) + 1 partial grid (PG-1906). One set = one complete filter service. Specifications Filter System Area 72 sq. ft. (total system) Set Contents 8 grids total β 7 full grids + 1 partial grid Full Grid Length 36" (measured end to end, collar not included) Full Grid Width 11" Partial Grid Length 36" Partial Grid Width 9" Collar Configuration Open slot (2 notches) Material High-grade DE filter fabric with reinforced seaming Note from Unicel: Collar has open slot (2 notches). Length is measured from one end of the grid to the other (collar not included). Fits Into: OEM Brand Filter Model OEM Part Number Grid Configuration Hayward Micro-Clear DEX7200DA 7 full + 1 partial Hayward Pro-Grid DEX7200DA 7 full + 1 partial Pentair β American Products 5000 Series 59003600 7 full + 1 partial Pentair β American Products Titan CM 59003600 7 full + 1 partial Pentair β American Products Titan RPM 59003600 7 full + 1 partial Pentair β American Products Titan Stainless Steel 59003600 7 full + 1 partial Pentair β Pac Fab NS72 (Nautilus) 59003600 7 full + 1 partial Pentair β Pac Fab NSP-72 (Nautilus Plus) 19-5058 7 full + 1 partial (This is not an exhaustive list.) Pro Tip: Always turn off the pump and release all pressure from the filter tank via the air relief valve before opening the tank to replace grids. Inspect the tank o-ring and manifold assembly during re-grid service. Verify the collar style and grid dimensions against your existing grids before ordering. Also known as: FS2006