pH Down


  • Instantly lowers pH in spa and hot tub water


  • Helps protect equipment from damage caused by scale
  • Provides comfort to users
  • Made in the USA


  • Apply to the spa while the water is circulating or as it is being filled
  • When pH is above 7.7 add 2 dry teaspoons for every 500 gallons of water
  • Wait 30 minutes and test. If pH remains high, then repeat treatment

Available Sizes

  • 24oz bottle (12 per case)