STAINfree is a citric acid product that removes metal staining on pool liners and finishes. STAINfree is ideal for treating staining on all pool surfaces and is compatible with all sanitizing systems. Use Natural Chemistry's METALfree and you have the ultimate 1-2 combination for stain fighting!
Features:
Safely removes metal stains from pool liners and finishes.
Works great on steps
Does not create any residual phosphates in your pool water
All natural ascorbic acid based formula
For use with vinyl and fiberglass pool surfaces 1.75 lb. bottle
Recommended Dosage: One pound per 10,000 gallons IMPORTANT: Your chemical levels must be properly balanced before using Stain Free™
Directions:
1. Add one pound (1LB/o.5kg) of Stainfree per 10,000 gallons (38,000L) of water. With the filtration system on, walk around the pool and sprinkle the product evenly on the surface.
2. One hour later, add METALfree on the surface.
3. 24 hours later, test pool water and balance water chemistry if necessary. See more at - http://www.intheswim.com/p/stain-free#sthash.kqmhMQA9.dpuf
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