SpaBoss Prevent II is a phosphate-free, multi-purpose liquid concentrate that eliminates and prevents staining and scale formation; and helps clarify cloudy water.
Directions for initial Treatment:
Add Prevent II directly to the spa water at 60 ml per 1000L after the tub is filled.
Turn on jets (without the air control on) to circulate water for 1-hour minimum before adding sanitizer to your hot tub.
Weekly Use:
Add Prevent II at 30ml/1000L of spa water.