Filbur Rectangular Diatomaceous Earth [DE] Grid [18" x 11"] [Center Port] (FC-9825) tools 4 inch face-diameter directional wave-style

4 inch face-diameter directional wave-style design

Maintaining strong water movement starts with reliable internal pump hardware

Supports high-flow systems

A focused replacement like this is especially useful when the surrounding pump components remain serviceable and the weakness is isolated to the volute itself

Useful when original electrodes are worn or underperforming

Filbur Rectangular Diatomaceous Earth [DE] Grid [18" x 11"] [Center Port] (FC-9825) tools 4 inch face-diameter directional wave-styleA rectangular DE grid helps support debris capture inside a compatible diatomaceous earth filter assembly, and this Filbur FC 9825 grid is designed in an 18 inch by 11 inch center port format for matching applications. When the original grid becomes torn, worn, or less effective, the filter can lose the dependable support it should provide. The 18 inch by 11 inch dimensions, center port design, and FC 9825 reference give this part practical value