Natural Chemistry Metal Free is a powerful metal chelating agent that protects your pool against staining and discoloration from trace metals such as iron and copper. Metal Free does not raise the phosphate levels in pool water like many other stain and scale products. Use Metal Free in your pool’s maintenance program.

Specifications:
• Compatible with all sanitizers and pool surfaces
• Does not add phosphates
• Deactivates stain causing metals
• Will not affect water chemistry
• Can swim immediately after use
• Will treat 1ppm of metal content per 10,000 gallons of water