$18.95
Step 1 in 3-part system Controls and prevents deposits on the spa shell Used at start-up, then added weekly
Step 2 of 2-step Sirona™ Enhance and Activate sanitizing system Converts sodium bromide into active bromine in the water Can also be used as shock oxidizer with other bromine or chlorine systems
Fast-dissolving granular bromine sanitizer One-step sanitizer and shock product Dissolves quickly and completely without leaving cloudy or residue in water
One-step shock and oxidizer Combines the power of MPS and chlorine Compatible with bromine and chlorine sanitizers