Hayward Air Relief Tube, for C4000 Filter | CX4000Z3 Panama Jack Poolside Collection Oval-fit versatility: two compliant footprints—18x34

Oval-fit versatility: two compliant footprints—18x34 ft and 21x37 ft—to accommodate standard oval pools with a precise

Zodiac Pool Systems manufactures this component for use with their heater systems

Their Salt Pool line supports facilities that need durable

offering flexible sizing to fit standard and custom pool layouts

Hayward Air Relief Tube, for C4000 Filter | CX4000Z3 Panama Jack Poolside Collection Oval-fit versatility: two compliant footprints—18x34What This Part Is Used For The Hayward CX4000Z3 Air Relief Tube C4000 connects to the air relief assembly in compatible C4000 filter systems. It directs trapped air safely out of the tank during startup. Why This Part Matters A cracked or brittle tube can prevent proper air purging and affect pressure readings. Replacing it restores correct venting and safe operation. This supports accurate system startup. Key Features and Specifications Manufacturer