Filbur Rectangular Diatomaceous Earth [DE] Grid [18" x 11"] [Center Port] (FC-9825) pentairamerican and WB Series skimmer applications

and WB Series skimmer applications where the original gaskets have flattened

Helps restore pulsating water action at the seat

2-1/4 inch face-diameter massage crown-style design

A fitting should not only function correctly

0 THP] [2"] [6

Filbur Rectangular Diatomaceous Earth [DE] Grid [18" x 11"] [Center Port] (FC-9825) pentairamerican and WB Series skimmer applicationsA 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