SCALEfree protects your pool from the damaging effects of scale build-up and staining due to excessive calcium, iron, copper, and other minerals. It works without the use of phosphates or harsh acids. SCALEfree protects generator cells from life shortening damage and performance issues caused by scale build-up. SCALEfree is compatible with all pool surfaces and can be used with most sanitizing systems. Do not use SCALEfree with biguanides. 

• Phosphate and acid free formula
• Compatible with all pool surfaces
• Compatible with most sanitizing systems
• Prevents calcium and mineral scale build-up
• Controls metal staining