Pentair ST35DE Grid [13-1/8" x 6-1/2"] [4 Required] (191321) chemicalfeeders and 40 amp rating give

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

When safety-related support parts begin to fail

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

Improves service control and tool versatility

This type of component is especially useful in spas with multiple therapy zones or more elaborate equipment layouts where exact output coverage is important

Pentair ST35DE Grid [13-1/8" x 6-1/2"] [4 Required] (191321) chemicalfeeders and 40 amp rating giveThe 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