Metal Stain Removers
Periodic Products’ stain removers are simple and effective. Each is made for treating specific pool stains – rust and iron, copper, manganese, and cobalt. Made from food-grade ingredients, our stain removers are non-toxic and gentle on all pool and spa surfaces.
Our Stain Removers are Easy to Use!
Each resealable bag treats up to 10,000 gallons (combined they treat 20,000 gallons). Simply pour directly onto the stain or broadcast around the perimeter of the pool while the pool pump is running.
Follow with Mega Maintain Metal, Stain & Scale Control and CuLator Metal Eliminator & Stain Preventer to keep stains from reappearing.
Need a Metal Stain Removing Kit?
See Our Stain Removers
Most swimming pools either have iron or copper stains. Sometimes, they also have manganese or cobalt. Our products work on all type of metal stains. Rust and iron stains are generally removed by ascorbic acid. Copper stains are generally removed by citric acid.
For best results, we recommend using both since most people have both types of metal stains in their pool.
Rust and Iron Stain Remover
Ascorbic Acid is a fast way to remove rust stains, iron stains and cobalt stains from swimming pool and spa surfaces. Our rust and stain remover is made from food grade product. It is a gentle acid which only removes stains on your pool and stairs. Brushing will not remove iron metal stains from a pool surface, you must use Rust and Iron Stain Remover with ascorbic acid.
Copper Stain Remover
Citric acid works quickly to remove copper stains from pool and spa surfaces. Our Copper Stain Remover is made from food grade product. It is a gentle acid which only removes stains on your swimming pool and your pool stairs. Brushing will not remove copper metal stains from a pool surface, you must use Copper Stain Remover with citric acid.