SPA FROG Mineral Products control bacteria and help keep the pH neutral, which reduces your chlorine or bromine use up to 50% and makes the water feel silky soft and look crystal clear.
The Nature2 Spa Mineral Purifier is a great alternative to bromine and chlorine.
Natural Chemistry uses natural enzymes instead of harsh chemicals. Besides being eco-friendly, Natural Chemistry chemicals will not effect pH, alkalinity or sanitizers.