Pentair IntelliChlor Union [Qty-2] (520595) spaaccessories this fitting helps restore a

this fitting helps restore a stronger base for the jet assembly and contributes to a more complete and more confidence-inspiring seat repair

Correct fitting replacement helps restore the structure the rest of the parts rely on

The ST27 fit and 1-1/2 inch sizing give this part practical value because valve-transition components work best when they match the original dimensions closely

This is important in replacement work because a poor-quality button can stick

Pentair IntelliChlor Union [Qty-2] (520595) spaaccessories this fitting helps restore aThe Pentair 520595 IntelliChlor union set includes two unions for compatible IntelliChlor plumbing connections. Union fittings like these are useful because they make it easier to connect, remove, or service the related cell or assembly without cutting plumbing apart during maintenance. Replacement is often helpful when the original unions are cracked, damaged, worn, or no longer sealing or tightening correctly. Installing the correct Pentair union