Calcium hardness increaser. The use of Cal Plus prevents the etching of concrete surfaces, wrinkling of liners, breakdown of fibreglass and prevents equipment corrosion.
- Protects the surface of the pool against etching, corrosion and pitting, ensuring extended life of pool surface.
- Prevents brittleness in vinyl liners.
- Protects equipment and heat exchangers from corrosion.
- Consistent quality.
