Spa Balancers Default sorting Sort by popularity Sort by average rating Sort by latest Sort by price: low to high Sort by price: high to low Showing all 5 results SpaGuard® Calcium Hardness Increaser0 out of 5 $7.99 Select optionsQuick View SpaGuard® pH Decreaser0 out of 5 $9.99 Select optionsQuick View SpaGuard® pH Increaser0 out of 5 $9.99 Select optionsQuick View SpaGuard® Spa Sentry®0 out of 5 $23.99 Select optionsQuick View SpaGuard® Total Alkalinity Increaser0 out of 5 $12.99 Select optionsQuick View