Zodiac Jandy Pro Series Cartridge 340.85 sqft Qty 4 (R0554500) culligan and this Darlly cartridge is

and this Darlly cartridge is designed for compatible applications referencing FC-1330

It helps meter propane flow to the burner system

or no longer holding their settings properly

making it practical when the original switch has failed

2 inch union for compatible Caretaker systems

Zodiac Jandy Pro Series Cartridge 340.85 sqft Qty 4 (R0554500) culligan and this Darlly cartridge isUse this Pro Series Cartridge 340. 85 sqft Qty 4 when the original component is worn, damaged, missing, or no longer supporting the way the Jandy Pro Series equipment should operate. Maintaining the filter assembly with the right service part can help reduce bypass, pressure problems, and unnecessary strain on pumps and plumbing. Listed as part number R0554500, it is intended for Zodiac, Jandy, and Laars service applications where the named model