Hayward DE3620 Pro-Grid Assembly (DEX3600DC) pentairpool and this Intermatic T104M version

and this Intermatic T104M version is a 24-hour DPST 230 volt mechanism with a yellow dial using the T104M reference

and 48-frame fit help define the intended hydraulic and mounting relationship of the assembly

or no longer switching confidently between supported settings

Built for accuracy and consistency

or otherwise worn from long-term exposure

Hayward DE3620 Pro-Grid Assembly (DEX3600DC) pentairpool and this Intermatic T104M versionThe Hayward Pro Grid assembly is designed for compatible DE3620 DE filter applications where the internal grid assembly needs replacement. A grid assembly is useful because it supports the DE media inside the filter and helps trap fine debris, contributing to cleaner water and dependable filtration. This replacement is especially useful when the original grid assembly is torn, damaged, clogged beyond cleaning, or no longer filtering effectively.