STA-RITE Skimmer Replacement Float Assembly with O-Ring For U-3 Skimmer

Replacement Float Assembly With O-Ring. For use on the U-3 Skimmer. The Float Assembly Allows You to Adjust Water Flow.|Float valve assembly allows you to adjust flow from the top down (skimmer) or bottom up main drain when you skimmer is plumbed into both|O-ring fits in a circular groove underneath where this float rests forming a seal when the pump is on|Comes with equalizer flap and screws|Large O-ring goes into the skimmer where this float sits