STOP-CAL Size:5L The active ingredients remain working

The active ingredients remain working in the water for up to two weeks

while the large 5L debris basket makes emptying a breeze

making it a trusted choice for residential and commercial water treatment needs

We offer an owner introduction service to teach you about your pool and spa and its equipment – from emptying baskets and water balancing to backwashing filters and cleaning cartridges

set timers

STOP-CAL Size:5L The active ingredients remain workingSTOP CAL is a powerful scale and calcium control treatment designed to prevent and reduce calcium buildup in pools and spas. It helps protect pool surfaces, heaters, and equipment by inhibiting scale formation, while maintaining balanced water and extending the life of your pool system. Ideal for routine maintenance and hard water conditions.