Unicel FS-2004 DE Filter Grid Set, 48 Sq. Ft., 24-Inch, 8 Grids
The Unicel FS-2004 DE filter grid set provides eight replacement grids for compatible 48 sq. ft. top-manifold vertical diatomaceous earth (D.E.) pool filters. Manufactured by Unicel, this set includes seven full grids and one partial grid, each 24 inches tall.
Specifications
- Manufacturer: Unicel
- Part number: FS-2004
- Filter area: 48 sq. ft.
- Grid height: 24 inches
- Set contents: Seven full grids and one partial (small) grid
- Partial grid width: 9-3/4 inches
- Configuration: Top-manifold vertical D.E. filters only
The grid width shown in the product picture refers to the full grid, not the partial grid.
Filter Compatibility
This set replaces grids used in compatible Hayward, PacFab, Swimrite, Jacuzzi, and Sta-Rite top-manifold vertical D.E. filters. The existing listing identifies the following filter families:
- American Products: 5000 Series, Titan CM, Titan RMP, and Titan Stainless Steel
- Astral: 18045 Clarity DE Filter
- Hayward: Micro-Clear DE and Pro Grid
- Jandy: DEL 24 DE Filters
- PacFab: FNS (Nautilus FNS Polymeric), FNS Plus, NS (Nautilus), and NSP (Nautilus Plus)
- Pentair Pool Products: 5000 Series, FNS (Nautilus FNS Polymeric), FNS Plus, NS (Nautilus), NSP (Nautilus Plus), Titan CM, Titan RMP, and Titan Stainless Steel
- Sta-Rite
- Waterway Plastics: Crystal Water
Before ordering, confirm your filter's exact model, 48 sq. ft. size, top-manifold configuration, and existing grid dimensions. A filter-family name alone does not confirm fit.
Est. 4-6 business days for delivery.
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Free Shipping On orders over $150
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30-Day Returns Easy return policy
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Manufacturer Warranty Manufacturer warranty included

Key Features
- Unicel FG Series are used on American Products, Pentair, Hayward & Pac-Fab filters. Most DE Filters require 7 Full Grids and 1 Partial Grid. It lasts about 5 years.