Pentair System 3 Filter Lid Kit, 21" | 24851-9000 Loveseat Modular design supports flexible installation

Modular design supports flexible installation in skimmer assemblies

internal water flow distribution may be compromised

Application: Specifically crafted for gunite spa jets and pool jet assemblies—ideal for re-seating

and accessory package

Model: NEFL50HI

Pentair System 3 Filter Lid Kit, 21" | 24851-9000 Loveseat Modular design supports flexible installationWhat This Part Is Used For Pentair 24851 9000 Lid Kit System 3, Filter, 21in is a replacement lid kit for compatible Pentair System 3 21in filter tanks. It covers and seals the filter housing. Why This Part Matters A secure lid ensures stable internal pressure and prevents water leaks. Cracks or damaged lids can compromise filtration performance. Replacing the kit restores safe system operation. Key Features and Specifications Pentair manufacturer