Possible Cause
pH or alkalinity too high
Solution
Correct with pH MINUS as directed.
Preventative Maintenance
Use SEQUA-SOL or SUPER SEQUA-SOL weekly to prevent scale-forming calcium from precipitating out of solution.
Possible Cause
Calcium content too high
Solution
Dilute pool water with water of lower hardness. Use SEQUA-SOL or SUPER SEQUA-SOL as directed.
Preventative Maintenance
Use SEQUA-SOL or SUPER SEQUA-SOL weekly to prevent scale-forming calcium from precipitating out of solution.