PresAir Trol Air Button [SPDT] [ALt] [Center Spout] (ACA-111A) hydroquip This type of unit is

This type of unit is especially useful when the surrounding installation remains serviceable and the goal is to restore ozone production at the appropriate system size

or simply no longer the right fit

and this Balboa VS510S 5

Supports dependable operation and appearance matching

PresAir Trol Air Button [SPDT] [ALt] [Center Spout] (ACA-111A) hydroquip This type of unit isThe PresAir Trol air button switch in SPDT alternate format is designed for compatible pneumatic systems that need single pole maintained state switching with a center spout configuration. Alternate action air switches are useful when the control function should change state with each press and stay there until actuated again. This model is especially useful when the existing switch no longer toggles properly, becomes erratic, or fails to maintain the