Pentair ST35DE Grid [13-1/8" x 6-1/2"] [4 Required] (191321) chemicalfeeders Useful when the original faceplate

Useful when the original faceplate is cracked or warped

Improves service control and tool versatility

Higher-horsepower spa pumps depend on a wet end that can match that level of performance

and 40 amp rating give this component practical value because electrical contactors work best when the replacement matches the original control voltage and load-handling requirements

That combination makes this assembly especially practical in applications where the owner needs both stronger heat performance and a cleaner installation match

Pentair ST35DE Grid [13-1/8" x 6-1/2"] [4 Required] (191321) chemicalfeeders Useful when the original faceplateThe Pentair 191321 ST35DE grid is designed for compatible ST35DE filter applications and measures approximately 13 1 8 inches by 6 1 2 inches. This grid is one of the internal filtering elements in the assembly, and four are required for the complete set. Replacement is often needed when an original grid is torn, worn, or no longer suitable for reinstalling during filter service. Using the correct size grid helps maintain better internal fit and can