Description: Concentrated Granular Stain Remover Features: Polycarboxylic Acid – high concentration Benefits: Removes rust & metal stains from all pool surfaces Application: Adjust pH to 7.2 and chlorine level to 0.5ppm. Pre-dissolve Pool Magic Dry acid in a bucket of pool water before adding as a slurry to the pool. Dose rate of 200g per 1000L can cause higher demand for chlorine Size Available: 1 litre
