Filbur DE Grid Set [Pentair/Hayward, 30", 60 sq ft, 7 Full + 1 Half] (FC-9550) mazzei A hose extension like this

A hose extension like this is useful because it helps maintain the cleaner’s pressure-side water path while preserving the length needed for proper pool coverage

A fresh strainer screen can help restore the intended protective barrier and make the system feel more complete and service-ready again

The 23315-344-000 is a practical service part when a compatible spa jet needs an internal to restore dependable rain-massage water delivery

That helps restore system performance without replacing the broader in-floor layout

Supports cleaner and more dependable chemical injection

Filbur DE Grid Set [Pentair/Hayward, 30", 60 sq ft, 7 Full + 1 Half] (FC-9550) mazzei A hose extension like thisThe Filbur FC 9550 DE grid set is designed for compatible Pentair and Hayward DE filter systems and includes 7 full grids plus 1 half grid in a 30 inch, 60 square foot configuration. A set like this is useful because it provides a coordinated replacement for the full internal grid assembly in larger DE filter systems. When DE filter internals are heavily worn, rebuilding with a complete set can make more sense than mixing new and aged components. A