Pentair Pool Products IChem/IpH Injection Check Valve [1/4" Jayco x 1/2" MPT] (522513Z) dimensionone This lock nut is a

This lock nut is a service replacement for compatible Hayward Star-Clear C751

selecting the correct replacement matters

Useful when original fuse holders are damaged or unreliable

or damaged cleaner bases

and regular service conditions

Pentair Pool Products IChem/IpH Injection Check Valve [1/4" Jayco x 1/2" MPT] (522513Z) dimensionone This lock nut is aChemical feed systems rely on small check valves to control injection flow and help prevent water or chemical backflow. The Pentair Pool Products IChem IpH Injection Check Valve [1 4" Jayco x 1 2" MPT] (522513Z) is a replacement injection check valve for compatible Pentair iChem and iPH chemical automation systems. This valve is useful when chemical feed is inconsistent, the injection point is leaking, or the existing check valve no longer seals