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![Filbur Pentair/Hayward Diatomaceous Earth [DE] Grid [Partial] [12](https://cdn.shopify.com/s/files/1/1751/9347/products/14-176-1025_xl.jpg?v=1486185728)
Ships within 48 hours · Estimated delivery Aug 30 - Sep 4
When the internal working side of the generator begins to fade
Useful when original heater and sensor performance decline together
Designed to support cleaner retrofit topside panel installations
or damaged air bleed assemblies helps restore proper venting
and a 3-way valve is often at the center of that control
Filbur Pentair/Hayward Diatomaceous Earth [DE] Grid [Partial] [12" x 9-3/4"] [24 SqFt] (FC-9420) tees When the internal working sideA partial DE grid helps complete the filtration assembly inside a compatible diatomaceous earth filter, and this Filbur FC 9420 grid is designed for Pentair and Hayward applications in a 12 inch by 9 3 4 inch format for 24 square foot systems. When a partial grid becomes torn or worn, the filter can lose the balanced support it should provide across the internal grid set. The Pentair and Hayward compatibility, partial grid format, and 24 square foot
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