Algae: Add algaecide Aqua Klean® (recommended initial dose: 0.25 liters per 10,000 gallons of water), pH adjustment, apply super chlorination treatment, brush sides and bottom, then filter.
Low pH, corrosion, eye irritation and skin: Add Aqua Klean® neutralizer to raise the pH.
High pH, high total alkalinity, scale: Add muriatic acid concentrate.
Turbid water: Add Aqua Klean® Clarifier and filter the water properly. Initial recommended dose: 1.5 kilos per 10,000 gallons of water.
Dirty dark ring and fat in the water level: Brush the walls and floor with Tile Cleaner Claudette®
Colored water: Adjust pH with pH regulators Aqua Klean®.