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Stains and Rust

Possible Cause Solution Preventative Maintenance
Metals in water

Use GLB® Stain Magnet to remove stains. Follow with GLB® Sequa-Sol® sequestering agent or ​GLB® Super Sequa-Sol® sequestering agent as directed.

Use Sequa-Sol® sequestering agent (4 oz. per 10,000 gallons) weekly.

Unbalanced water

Make necessary pH and total alkalinity adjustments.

Maintain pH of 7.2-7.8 and total alkalinity of 60-120 ppm.