MAINTENANCE GUIDE SPA AZUR presents you with a simple and effective Maintenance Calendar for the spa to keep the water clear and limpid all summer long. This maintenance guide will help maintain the water parameters at the appropriate values. pH: 7.2 – 7.8Chlorine or Bromine: 3 – 5 ppmTotal alkalinity: 100 – 120 ppmCalcium Hardness: 150 -200 ppm MAINTENANCE GUIDE DOWNLOAD THE MAINTENANCE GUIDE Note: The periods indicated above are for reference only and may vary from one summer to another. Adjustment Sanitizer Speciality