Waterway Straight Adapter [2-1/2" x 2" Slip] (642-3680) airsupply and this Flo Control valve

and this Flo Control valve is designed with 1-1/2 inch slip connections using the 1720C15 reference

5 inch buttress

Helps restore the finished opening around the skimmer

It is a practical choice when secure tubing retention is important to maintaining cleaner

This type of part is especially useful in systems where pumps

Waterway Straight Adapter [2-1/2" x 2" Slip] (642-3680) airsupply and this Flo Control valveThe Waterway 642 3680 straight adapter is designed for compatible plumbing applications that transition from 2 1 2 inches to 2 inches using a slip style connection. A straight adapter like this is useful where the line needs to change size without also changing direction, helping maintain a cleaner and more direct flow path. In larger pool and spa plumbing systems, a properly sized straight adapter can simplify repairs and help reduce the need for