Filbur FC-9890 Pool 18" x 17-3/4" Rectangular DE Grid Filter valveparts Helps restore advanced jet feel

Helps restore advanced jet feel and trim appearance

Low flow configurations help maintain controlled system operation

A foot air bellow helps generate pneumatic pressure for a compatible foot-operated control system

Designed for compatible spa water-feature applications

Useful when the original switch is worn or erratic

Filbur FC-9890 Pool 18" x 17-3/4" Rectangular DE Grid Filter valveparts Helps restore advanced jet feelA 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