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Useful when the original knob is damaged or missing
or alignment when installed correctly
Small domed smooth air bellow from Herga Electric with 1-3/32 inch diameter
more confidence-inspiring experience overall
Hayward Molded Flow Cell (CAX-20272) gaskets Useful when the original knobThe Hayward molded flow cell is designed for compatible chemical control and monitoring applications where a replacement flow cell body is needed. A flow cell is useful because it provides a controlled water path for sensing or treatment equipment, supporting dependable monitoring and chemical management performance. This replacement is especially useful when the original flow cell is cracked, leaking, clouded, or damaged. Replacing the body can help
