- Maintain pH levels within the ideal range 7.2 -7.6. If the level is not in this range, adjust.
- Maintain free chlorine or bromine levels in spas of 3 – 5mg/l (ppm). If the level is not in this range, adjust.
- Pre-dissolve this product in a clean plastic container at a maximum rate of 10g of product per 0.2 gallons (1lt) of clean warm water. Stir well to ensure product is still fully dissolved. Add the resulting solution to the spa whilst the pump(s) are turned ‘on’, preferably near the water inlets to aid distribution.
- After shock treatment procedure, allow at least 30 minutes before bathing recommences.