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The pillow kept coming loose and floating around the hot tub. Decided to re-form it with a heat gun and some zip ties. Worked perfectly.
New Remote
Since I have a custom controller, I decided to add a control panel to the hot tub.
. The plate was created using a 3D printer and PLA light grey filament. It was then sanded smooth. The center switch controls the lights and the small switch to the left controls the pump. All other controls are set using HomeKit.
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