Water TechniX Calcium Hardness Down 1L customizer_button-override-ATC Maintain free chlorine levels of

Maintain free chlorine levels of 2–3 mg/L and pH between 7

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What lighting options does it offer

Drain plugs for hassle-free water removal and winterising

this bundle keeps water clean with less hands-on effort

Water TechniX Calcium Hardness Down 1L customizer_button-override-ATC Maintain free chlorine levels ofWhat does it do? It reduces calcium hardness in pool water to prevent scale formation and corrosion, protecting surfaces and equipment. It is also called Cal Stop and helps eliminate calcium build up on pool surfaces, salt water chlorinators and chlorinator cells, improving the efficiency and lifespan of your salt system. How does it work? The active ingredient (Hydroxyethylidene Diphosphonic Acid at 200g L) chelates calcium ions, lowering hardness