High-quality granular detergent for lowering the pH level in swimming pools.
Unlike hydrochloric acid, the detergent prevents further corrosion.
Dosage: To lower the pH by 0.1, 100 g per 10 m3 of water is needed.
Fill the clean plastic container with water. Add the required amount of pool detergent into the container and wait for it to dissolve.
Pour the liquid from the container evenly through the pool while the circulation pump is running.