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Algae Complete is formulated to complement most swimming pool sanitizers
Spa Perfect is also a continuous cartridge filter cleaner
apply 1/4 ounce (2 teaspoons) for every 500 gallons of water directly to the spa
Acts as a water buffer or pH buffer to prevent pH bounce
Store folded cover in a safe place
Natural Chemistry - Stain & Scale Control (1 qt) Bio Dex Algae Complete is formulated toSPA STAIN & SCALE CONTROL Controls Calcium Buildup & Metal Staining Stain and Scale Control 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 and Scale also works to prevent scale from forming on salt generator cells to help maintain optimum performance. Note: This product can be used with most sanitizing