PENTAIR TRAP COVER O-RING #35505-1440Z

 6.35" x 6.9" Trap Cover O-Ring. It is compatible for use with the Max-E-Pro Series, Dyna-Pro/Dyna-Pro E, IntelliPro VS 3050, IntelliFloXF® Variable Speed and WhisperFloXF® Pump. It is a genuine Pentair product.