Spa Stain & Scale Free
Natural Chemitry's Spa Stain and Scale Free is a highly concentrated, phosphate-free formula that deactivates and removes stain-causing metals such as iron and copper from your spa and prevents calcium and mineral scale build-up.
Spa Stain and Scale is especially formulated for spa water so it does not affect your water chemistry and helps prolong the life of fittings and jets by eliminating harmful minerals from your spa. Spa Stain and Scale Free is made from natural ingredients and is compatible with all spa surfaces and cleaners.
Usage/Dosage: For best results add 8 oz per 200 gallons directly to the spa water.