SHOCK X-TRA

A fast-dissolving 4-in-1 dichlor based shock product that destroys algae and organic contaminants found in pool water. It is easily soluble and has no acid or alkali build-up. Add an initial dose of 2-4 oz. per 1,000 gallons to superchlorinate pool water. Subsequently add 5 oz. per 10,000 gallons of pool water or as needed to maintain a chlorine residual of 1-1.5 ppm.