SpaGuard Spa Sentry (1qt.), CHESG42210
The easiest way to control pH for up to two months, providing clear, pH-stable water.
- Introduces a buffering compound, making pH easier to keep in balance
- One easy step
- Controls pH for up to two full months
*Spa Sentry should not be used in spas with plaster finishes or grouting that contains calcium or spas using Soft Soak®.