$29.13
Model # 04133
Natural Chemistry MetalFree 1 Liter - Stain Prevention
MetalFree is a powerful chelating agent that quickly deactivates stain-causing metals. The phosphate-free formula prevents staining and water discoloration caused by iron, copper and other trace metals.
Features:
Dosage:
Add 1 bottle per 20,000 gallons of water around the perimeter of pool, not in the skimmer
Maintenance dose- 4 oz per 10,000 gallons weekly
Tips: Metal Free cannot be used with a clarifier. The polymers in both products are negatively charged; they will repel one another and cause cloudy water. You can use Metal Free with Clear because it is chitosan based product and does not contain Polymers.
Features & Benefits:
Ideal for treating staining on all pool surfaces Not a harsh acid Concentrated formula, works instantly
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I don't have test strips to determine presence of metals. I just restarted the spa after repairs were made and it was refilled. What is a safe amount of metal free to use on startup.
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Hi Gary, add 1 capful (4oz) per 400 gallons of Natural Chemistry SPA METAL FREE directly to your spa water evenly around the edge after every drain/refill.
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