Pentair PacFab FNS Plus 36 sqft Tank Lid (170020) deltrolcontrols The drain stem is used

The drain stem is used within the cleaner or collection system and should be replaced when the original part is worn

Replacement is often needed when the original impeller is cracked

Spring cartridge filter panels for compatible Maytronics Dolphin cleaner applications

Use the part number and product title details to confirm the correct match

cleaning cycles

Pentair PacFab FNS Plus 36 sqft Tank Lid (170020) deltrolcontrols The drain stem is usedThis tank lid is used with compatible PacFab FNS Plus 36 square foot DE filter systems where the upper housing requires replacement. It helps complete the pressure vessel and provides the top side structure for proper filter operation. A damaged lid can create unsafe pressure issues, leaks, or difficulty sealing the filter after cleaning. Tank lid for FNS Plus 36 sqft DE filters Completes the upper pressure housing Useful for damaged or leaking lid