SpaBoss pH Minus is a granular product that lowers pH levels and total alkalinity in your hot tub. It’s easy to add by the ounce to quickly adjust the pH levels for a stable hot tub environment.
The Spa Dragon is a patented monitoring system with thermal backup protection that prevents freeze damage caused by equipment failure. Stay worry-free in winter, with real-time alerts and automatic heating activation—no matter where you are.
Master Spa Parts offers the perfect replacement part for the main air valve knob on your Master Spas® H2X swim spas. The Master Air Control Handle, Width 3.25 Inch is compatible with 2008 and 2009 models of the H2X Cross Trainer, H2X Swim Spa, H2X Cross Trainer SJ, and H2X Cross Trainer 2.