Balboa VL402 4-Button Topside [w/o Overlay] (G8242) air switch A directional internal is useful

A directional internal is useful because it helps aim the water stream through the jet face

Matching the correct function set helps preserve intended compatibility and overall performance

This white hydrostatic valve provides essential pressure relief to protect pool structures from groundwater buildup

more standardized wiring layout

or simply reached the end of its usable life

Balboa VL402 4-Button Topside [w/o Overlay] (G8242) air switch A directional internal is usefulA well matched topside panel helps make the spa feel easy and dependable to use again, and this Balboa VL402 4 Button Topside is designed for compatible no overlay applications where the original control interface has become worn, unresponsive, or visually tired. When the main panel starts to fail, the whole spa can lose much of the convenience homeowners expect. The four button layout keeps the user experience simple and direct, while the no overlay