Hayward Filter Head O-Ring | CX900F Table Seals 2-Inch connections to prevent

Seals 2-Inch connections to prevent leaks and maintain steady water flow in pool systems

worn refractory blocks are often the cause

pilot gas flow suffers and the heater may fail to light or stay lit

Maintains safe operation and performance characteristics after fuel-type conversion

Air Control Notched – Waterway Plastics

Hayward Filter Head O-Ring | CX900F Table Seals 2-Inch connections to preventWhat This Part Is Used For The Hayward CX900F Filter Head O Ring seals the filter head on compatible Star Clear Plus systems. It prevents water from leaking between the upper and lower tank sections. Why This Part Matters A flattened or cracked O ring can cause visible leaks and pressure loss. Replacing it restores a tight seal and safe operation. This helps protect equipment pads from water damage. Key Features and Specifications Manufacturer part