SpaGuard Spa Sentry

SpaGuard Spa Sentry


  • $18.99
    Unit price per 
Shipping calculated at checkout.

Spa Sentry is the easiest way to control pH for clear, stable water.  pH is the most critical factor because it changing rapidly when bathers, products or other elements enter the water.

  • Phosphate buffer
  • pH~7.5
  • Easy, one step liquid
  • Helps maintain proper pH
  • Softens water by removing calcium
  • Not for use in plaster or tile-surface spas
  • Not for use in Soft Soak® spas
Controls pH for up to two full months.
ntroduces a buffering compound, making pH easier to keep in balance.


*Please note: Spa Sentry should never be used in spas with plaster finishes or grouting that contains calcium.

We Also Recommend