CircuPool EDGE-Series Adapter Kit. Allows easy installation and conversion from Hayward AquaRite, Swimpure Plus, and Pentair IntelliChlor saltwater chlorine generators. Installation kit includes PVC fittings and pre-cut pipes needed for quick assembly; unions are exact length and threading as Hayward and Pentair salt cells, for a trouble-free switch. (Electrolytic Cell or Flow Switch not included)