SpaGuard Spa Sentry

SpaGuardSKU: 42210BIO

Sale price$21.99


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.

Payment & Security

Amazon American Express Apple Pay Diners Club Discover Meta Pay Google Pay Mastercard PayPal Shop Pay Venmo Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.

You may also like

Recently viewed