Hayward SP0500/SP0501/SP0502 Lens O-Ring Kit (SPX0501HJ) marlig A damaged manifold can compromise

A damaged manifold can compromise the internal operation of the filter

This 28 PSI version with O-ring is especially useful when the original gauge is broken

or no longer holding the button components securely

Waterway Super Hi-Flo wall fitting

Hayward SP0500/SP0501/SP0502 Lens O-Ring Kit (SPX0501HJ) marlig A damaged manifold can compromiseThis Hayward replacement part supports the visual and functional side of pool equipment, from lens service to bubbler or light restoration. It is suited for compatible Hayward lighting or water feature assemblies and helps maintain a clean, secure, and serviceable installation. Use this part when servicing compatible Hayward systems and compare the existing component, equipment model, and plumbing configuration before installation. Correct replacement