BioGuard Salt Pool Stain & Scale Control is a liquid sequestering agent that prevents the formation of scale in salt chlorinated pools.

• 133g/L-2-phosphonobutane-1,2,4-tricarboxylic acid
• Liquid sequestering agent
• Prevents formation of crystalline calcium, magnesium and other water hardness ions
• Helps prevent scale build-up from high calcium levels
• Chelates iron, copper, manganese and heavy metals to prevent staining of pool surfaces

Benefits: 

• Helps prevent costly repair bills
• Helps prevent serious damage to the pool surface and equipment
• Removes many freshly deposited metal stains from surfaces