Meet the Filbur Purex Diatomaceous Earth Grid FC-9230—an 18" full-grid designed for 36 sq ft DE filtration systems. Built by Filbur, the leading OEM filter manufacturer in the USA, this grid is engineered for lasting performance in both residential pools and spas. Designed to withstand salt and high chlorine environments, it helps keep water clearer with reliable filtration efficiency.
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Reinforced center cores—extruded PVC construction distributes stress evenly, increases debris loading capacity, and helps prevent grid collapse under heavy filtration demand.
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End caps with integrated fittings—engineered for straightforward installation and removal, eliminating the need for PAD adapters that can impede flow.
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Wider, break-resistant bands—keep grid sections evenly spaced to maintain steady flow and reduce pleat flutter during operation.
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Antimicrobial end caps—reinforced and treated to repel odor-causing bacteria and mold, providing added protection in salt and chlorine-rich pools.
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Emboldened part numbers—embossed identifiers for quick identification and simple reordering, minimizing downtime when replacements are needed.
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Premium Filbur construction—the kit reflects Filbur’s commitment to value, durability, and dependable performance in OEM-grade filtration components.
This 18" grid variant delivers a robust filtration surface of 36 sq ft, designed to capture debris more effectively and maintain clearer water longer. Ideal for homeowners and pool professionals seeking a reliable, easy-to-install DE grid that stands up to saltwater, high chlorine, and demanding filtration cycles. Choose Filbur Purex DE Grid FC-9230 for an OEM-grade upgrade that emphasizes longevity, consistent flow, and hassle-free maintenance.