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SpaGuard pH decreaser lowers ph and alkalinity in hot tubs
Spa pH down
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SpaGuard pH Decreaser for Hot Tub

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SpaGuard pH Decreaser lowers pH to protect hot tub equipment and ensure proper sanitation

  • Lowers the pH
  • Protects spa and equipment from damage that can occur due to improper pH
  • Prevent cloudy spa water due to high pH
  • Helps balance water for bather comfort

SpaGuard pH Decreaser is a granular pH and Total Alkalinity decreaser. pH and Total Alkalinity that is too high can lead to heavy scale deposits that damage your equipment, ruin your filter, inhibit the effectiveness of your sanitizers, and shocks, and potentially even cause swimmer discomfort or rashes.


pH Decreaser Dosage:

Always follow label instructions, dosages are provided here to inform your purchase decisions. These dosages are not meant as a replacement for label instructions.

Dosage chart is included on bottle. Typically add no more than a couple ounces at a time until the correct pH range is reached.