Filbur Rectangular Diatomaceous Earth [DE] Grid [18" x 9-11/16"] [Center Port] (FC-9820) praherplastics the filter can lose the

the filter can lose the stable internal relationship it depends on

Useful for installation

Top-center discharge layout supports intended plumbing fit

That makes this unit especially appealing when the owner wants a replacement that feels more polished once installed

Filbur Rectangular Diatomaceous Earth [DE] Grid [18" x 9-11/16"] [Center Port] (FC-9820) praherplastics the filter can lose theA rectangular DE grid helps create the working filtration surface inside a compatible diatomaceous earth filter system, and this Filbur FC 9820 grid is designed in an 18 inch by 9 11 16 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 9 11 16 inch dimensions, center port configuration, and FC 9820 reference give