No Testing Required! This dual-action formula is a stain-remover and sequestering agent in one. The easy-to-use formula can be applied without draining pool water and swimming can resume immediately after treatment.
Removal of stains and scale:
Apply 16 oz. of Staintrine per 10,000 gallons of pool water capacity as close to the affected area as possible.
Follow Staintrine treatment with weekly doses of Resist. Resist prevents metals and minerals from staining pool surfaces.
Chlorine, bromine, biguanide and salt water sanitizing systems.