Swimline Antigua Thermotech Tri-View Youth/Adult Swim Mask | 94731 FC9450 replacement filter cartridge engineered for

replacement filter cartridge engineered for large residential pool filtration systems

The slim 2 7/8" outer diameter is characteristic of Unicel's 2000 Series and will not fit standard pool filter housings designed for wider cartridges

Built with 108 pleats of 4 oz

The twist lock is a key identifier — if your current filter has a simple open bottom without a locking mechanism

Swimline Antigua Thermotech Tri-View Youth/Adult Swim Mask | 94731 FC9450 replacement filter cartridge engineered forAntigua Thermotech Tri View Mask Youth Adult Size Aviator style recreational swim mask Features and Benefits: Aviator style recreational swim mask Available in blue, yellow, and pink