Pre-dissolve the product in a clean plastic container at a maximum rate of 100g of product per 2.2 gallons (10lts) of clean warm water. Stir well to ensure product is fully dissolved. Carefully add the resulting solution to the pool whilst the pump(s) are turned on, preferably near to the water inlets to aid distribution.
After a minimum of 8 hours, recheck the pH level and if necessary repeat the treatment until the ideal pH is established. Please note a number of treatments may be required.
Important - see risk and safety phrases on container!
Handle products in a well ventilated area - preferably outdoors.
Wash hands after use.
Ensure chemicals do not become damp in storage - store in a cool dry place.