Filbur FC-9890 Pool 18" x 17-3/4" Rectangular DE Grid Filter valveparts It ensures your pump operates

It ensures your pump operates as intended by maintaining correct internal function and performance

Tecmark bellows replacement kit

and this Poolvergnuegen version is a black quantity-4 set designed for 2-wheel and 4-wheel applications using the 896584000-655 reference

Low flow configurations help maintain controlled system operation

cleaner hydraulic balance

Filbur FC-9890 Pool 18" x 17-3/4" Rectangular DE Grid Filter valveparts It ensures your pump operatesA rectangular DE grid filter helps form the filtration surface inside a compatible diatomaceous earth filter system, and this Filbur FC 9890 grid is designed in an 18 inch by 17 3 4 inch format for matching pool applications. When the original grid becomes damaged or worn, the filter can lose the dependable debris capture support it should provide. The 18 inch by 17 3 4 inch dimensions and FC 9890 reference give this part practical value because DE