Magic Plastics Clear Check Valve [1-1/2" S x 2" Spg] (0830-15C) prostar but they matter because they

but they matter because they help secure the skimmer faceplate properly against the wall opening

When the air side begins to feel underwhelming

It is a practical replacement when the original insert has lost its visual appeal or no longer delivers the intended directional performance

air relief

The Waterway 310-1141 wet end is designed for compatible 2

Magic Plastics Clear Check Valve [1-1/2" S x 2" Spg] (0830-15C) prostar but they matter because theyA check valve helps maintain one way water flow in a compatible plumbing system, and this Magic Plastics version is a clear body model with a 1 1 2 inch slip by 2 inch spigot configuration using the 0830 15C reference. Clear check valves are useful because the transparent body can make it easier to visually inspect internal operation during troubleshooting or service. This part has practical value because the mixed slip and spigot configuration helps