CMP SuperFlo/SuperMax Pump Union Kit [1-1/2" Slip] (21063-350-000) mazzei The 2-position plug helps define

The 2-position plug helps define the intended connection style

A diverter like this is useful because it is the part that actually redirects water internally

The Darlly 70507 filter cartridge is built for compatible filtration systems that require 50 square feet of media with 3 inch top and bottom openings

which supports more dependable protection inside the burner section

CMP SuperFlo/SuperMax Pump Union Kit [1-1/2" Slip] (21063-350-000) mazzei The 2-position plug helps defineWhen 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"