Hayward Pump Strainer Cover Knob | SPX1250Z4 Cal June Acts as a filtration layer

Acts as a filtration layer within the bag housing

It allows conversion from older spa lights to ColorLogic technology

The durable

helping direct debris away from main filters

Used when removing seized or worn jet components

Hayward Pump Strainer Cover Knob | SPX1250Z4 Cal June Acts as a filtration layerWhat This Part Is Used For The Hayward SPX1250Z4 Pump Strainer Cover Knob is a replacement knob used on compatible Hayward pump strainer covers. It allows manual tightening and removal of the pump lid for basket access. Why This Part Matters A broken knob makes it difficult to secure the strainer cover properly. Poor lid compression can allow air to enter the pump, leading to loss of prime. Replacing the knob restores proper lid sealing and service