Spa Stain & Scale Free controls calcium buildup and metal staining. Spa Stain & Scale Free protects spas from the damaging effects of scale buildup and staining due to excessive calcium, iron, copper and other minerals. It works without the use of phosphates or harsh acids. Spa Stain & Scale Free also works to prevent scale from forming on salt generator cells to help maintain optimum performance.
This product can be used with most sanitizing systems and is compatible with all spa surfaces. Please do not use this product with biguanides and do not exceed recommended dose. Cationic polymers used in many clarifiers, flocculants and polyquat algaecides should not be dosed to swimming pool water at the same time as metal control products.
This product is designed for use in properly balanced spa water. Cloudy water, precipitation and reduced product effectiveness may result. Wait 24 hours between additions. If water hardness level is above 400ppm, double the weekly maintenance dosage.
Directions For Use:
1. Initial Treatment of Fresh Fill: Add 8oz per 200 gallons directly to spa water.
2. Weekly Maintenance: Add 1 oz per 200 gallons directly to spa water.