CMP SuperFlo/SuperMax Pump Union Kit [1-1/2" Slip] (21063-350-000) afras The Waterway 500-1600 piston assembly

The Waterway 500-1600 piston assembly is designed for compatible 2-1/2 inch slide valve applications

The FW Enterprises Light Doctor repair kit is designed for compatible 8-hole light-niche applications where top-side repair components are needed

A focused control replacement like this is especially useful when the rest of the pump system remains serviceable and the weak point is centered on the control side

filtration performance can drift below the level the system should maintain

115V and 7

CMP SuperFlo/SuperMax Pump Union Kit [1-1/2" Slip] (21063-350-000) afras The Waterway 500-1600 piston assemblyWhen repairing pool or spa equipment, small dimensional differences can create leaks, poor seating, or extra downtime; this union fitting gives technicians and homeowners a clearly identified option to compare against the existing part. It is used in plumbing service areas where matching the connection type and size is critical for leak control, easier equipment access, and a cleaner repair. Key identifying details from the listing include 1 1 2"