Get the absolute most out of your spa sanctuary with Sirona™ Calcium Booster. The unique calcium increaser for hot tub goes into solution immediately to raise the level of water hardness, which helps prevent foaming and corrosion of equipment.
- The calcium increaser for hot tub raises calcium hardness in spa water quickly, so you can focus on whole-self wellness
- Prevents foaming and equipment corrosion for a clean, soothing spa experience
- Liquid solution boosts calcium with this fast-acting and easy-to-use formula
- Calcium increaser for hot tub keeps spa water between 150 and 400 ppm for clean, beautiful spa water you can relax in
- Unique liquid is compatible with chlorine, bromine, ozone and biguanide sanitizers
Available size(s): 32 fl. oz.