$35.95
Keeps spa and jetted tub plumbing clear of organics, oils, dirt, & minerals Add before the water is drained to prevent buildup that can restrict water flow and damage equipment Compatible with all sanitizers
One-step shock and oxidizer Combines the power of MPS and chlorine Compatible with bromine and chlorine sanitizers
Raises pH & total alkalinity of spa water Reduces the chance of equipment corrosion Increases the effectiveness of the sanitizer
Step 1 in 3-part system Controls and prevents deposits on the spa shell Used at start-up, then added weekly