Filter Plus removes tiny particles of metals, suspended dirt, dust and algae from pool water by trapping them in the sand filter. For best results when removing metal traces from pool water, use Metal Out in conjunction with Filter Plus. Dosage and Directions for use: 2 Bag Filter; 1 bag of Filter Plus; 3 Bag Filter; 1 bag of Filter Plus; 4 Bag Filter; 2 bag of Filter Plus; 5 Bag Filter; 2 bags of Filter Plus. Mix recommended amount of Filter Plus with pool water in a clean bucket of water to form a slurry. Add slurry through the weir. Ensure that you filter continuously for 12 -14 hrs or sooner if the pressure gauge rises above that recommended by the manufacturer. A repeat treatment may be necessary to remove residual metals.
