QB Chlor is a fast-dissolving chlorine granular that sanitizes and disinfects hot water.
Directions for initial use: 1. Add 1/2 oz. of this product per 500 gals. of water prior to entering the spa. 2. Wait 5 minutes and check chlorine residual. Residual chlorine must read between 2 - 3 ppm. If it does not, additional dosages of QB Chlor should be added until it does. 3. Once the chlorine residual reads 2 - 3 ppm, the spa may be entered.
Maintenance directions: 1. This product should be added daily or as necessary to maintain 2 - 3 ppm residual chlorine. Frequent checks should be made using a reliable test kit. This product should be broadcast over the surface of the water and allowed at least 5 minutes mix time before testing.