Sparkle Spa pH Decreaser 1 lb


Sodium bisulfate (PH Decreaser) is able to decrease spa water pH when water has become too alkaline.  Unbalanced spa water with high pH may become cloudy and is at risk for producing water scale on spa surfaces and equipment.

  • Lowers pH in spa water

  • Reduces eye & skin irritation from spa water

  • Prevents stain & scale