Description
The Waterway 662-1900 is an Air Control Knob with a scalloped grip design, commonly found in white, designated as “A” style for 1/2″ spa air control systems. It is part of the Waterway Dyno-Flow system and is made to fit 1/2″ air lines, featuring durability and UV resistance. This component replaces model 662-1900B and 900456.
Includes: Knob only
