Stain Free – Metal Stain Remover for Pool (793 g) | Citric Acid Treatment
Stain Free – Metal Stain Remover for Pool (793 g) | Citric Acid Treatment is backordered and will ship as soon as it is back in stock.
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The Stain Free (793 g) is a metal stain remover for pools designed to effectively dissolve stains caused by metals such as iron and copper. Formulated with pure citric acid, this treatment works quickly to restore the appearance of pool surfaces, including liners, steps, and coatings.
Compatible with all types of pools and sanitation systems, Stain Free is an effective solution to restore your pool’s clean and uniform appearance.
Quick removal of metal stains
Stain Free acts directly on metal stains to:
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dissolve iron and copper deposits
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remove stains on liners and pool surfaces
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restore the original color of the coating
This treatment quickly restores a clean and uniform appearance to the pool.
Citric acid-based formula
Made of 100% citric acid, Stain Free is a safer and gentler alternative to some harsh chemical treatments.
This formulation allows:
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effective action against metal stains
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safe for pool surfaces
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a treatment suitable for different types of pools
Compatible with all types of pools
Stain Free works with:
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in-ground pools
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above-ground pools
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pool liners and coatings
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steps and submerged surfaces
It is also compatible with sanitation systems using:
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chlorine
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bromine
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salt chlorine generators
Instructions for use
Water preparation
Before application:
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Adjust the pH between 7.2 and 7.6
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Adjust the alkalinity between 80 and 120 ppm
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Lower the chlorine level to 1 ppm or less
Treating stains on surfaces
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Add 1 lb per 10,000 gallons of water directly on stained areas.
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Leave the pump off overnight.
Treating stains in the water
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Set the pump to recirculation mode.
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Add 1 lb per 10,000 gallons of water.
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Run circulation for 1 hour, then turn off the pump overnight.
Steps after treatment
The next day:
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Brush the walls and bottom of the pool
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Add a metal sequestrant (e.g. MetalFree) to prevent redepositing
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Vacuum the debris
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Clean the filter according to the filtration type (sand, cartridge, or DE)
Important
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Do not perform a shock treatment for at least 1 week after application.
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For saltwater pools, prefer a granular shock rather than the superchlorination function after the waiting period.
Why choose Piscine Hippocampe
At Piscine Hippocampe, we select reliable treatment products to keep water clean and maintain your pool’s appearance.
Restore your pool’s shine
With Stain Free, effectively remove metal stains and restore a clean, clear, and sparkling pool.
Available now at Piscine Hippocampe.

