Pentair FNS Plus 36 Sq Ft Full DE Grid (59001800Z) phoenixrope When the core heating component

When the core heating component begins to wear out

Restoring the main body can dramatically improve the quality and stability of the finished rebuild

This part has practical value because a properly fitted handle float helps preserve the intended balance and support characteristics of the cleaner assembly

Helps restore sealing performance in the jet assembly

4A operating values support intended performance range

Pentair FNS Plus 36 Sq Ft Full DE Grid (59001800Z) phoenixrope When the core heating componentUsing the right replacement part matters during pool and spa service. Pentair FNS Plus 36 Sq Ft Full DE Grid (59001800Z) supports a focused repair where fit, function, and reliability are important. A full DE grid is central to FNS Plus filtration, capturing fine debris as water passes through the coated grid surface. It is useful when the existing component shows wear, damage, age related failure, or performance issues in the larger pool or spa