![HotSpring Spa Air Control, Piston/Driver 1989-1993](http://hotspringsupply.com/cdn/shop/products/75003_{width}x.jpg?v=1548536320)
Main air control valve component that regulates the air flow to the jets when the lever is turned on all 1989-1993 Hot Spring spa models. Illustration #4
Main air control valve component that regulates the air flow to the jets when the lever is turned on all 1989-1993 Hot Spring spa models. Illustration #4