If bubbles have already formed while a spa treatment is in progress, you can temporarily take the following measures: 1. Turn off the bubble system 2. Use a foam suppressant (Note: Foam suppressants are only a temporary solution and are not a substitute for thorough cleaning.) 3. Use a towel or net bag to skim off foam

·37°C~38°C: close to body temperature, relatively mild, generally recommended not to exceed 30 minutes; ·39°C~40°C: hotter, with a strong soothing and relaxing effect, it is recommended to control within 20 minutes; ·Above 41°C: higher risk, heart rate may increase, skin overheating reaction, not recommended to exceed 10-15 minutes