from Natural Chemistry
Great Price: $34.99
Sale Price: $20.99
Protects Against Metal Staining
Metalfree is a highly effective metal chelating agent that protects against staining and discoloration from trace metals such as iron and copper. Metalfree should be used as part of a well designed pool maintenance program. Metalfree does not raise phosphate levels in pool water like many other stain and scale products.
Note: This product can be used with most sanitizing systems and is compatible with all pool surfaces. Do not use with biguanides.
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Directions for use:
This product is designed for use in properly balanced pool water.
Initial Dose: Add 1 bottle (1L) per 75,700 litres to the pool water evenly around edge.
Weekly Maintenance Dose: Each week, add 1 capful (120mL) per 38,000 litres to the pool water evenly around edge.
Note: Take caution to not spill or splash Metalfree on deck or coping.
Do not use with biguanides