Filbur Rectangular Diatomaceous Earth [DE] Grid [18" x 12-7/16"] [Center Port] (FC-9830) pumpparts while the Ultima platform preserves

while the Ultima platform preserves the original pump-family match

Single-port flow-path assembly for compatible Balboa Magnassage jets

The 1-1/2 inch size and included O-ring relationship give this part practical value because closure pieces work best when the plug and seal are intended to work together

Improves visible control clarity and overall presentation

or system faults caused by mismatched components

Filbur Rectangular Diatomaceous Earth [DE] Grid [18" x 12-7/16"] [Center Port] (FC-9830) pumpparts while the Ultima platform preservesA rectangular DE grid helps create the working filtration surface inside a compatible diatomaceous earth filter assembly, and this Filbur FC 9830 grid is designed in an 18 inch by 12 7 16 inch format with a center port for matching applications. When a DE grid becomes torn, worn, or less effective, the filter can lose the dependable support it should provide during operation. The 18 inch by 12 7 16 inch dimensions, center port layout, and FC 9830