Oreq Clear Spa 104 Calcium Hardness Increaser Made in USA Reduced ability to reach the

Reduced ability to reach the waterline

quick recovery from low chlorine conditions

Pooltrine 60 is effective in both preventative maintenance and corrective treatment scenarios

Engineered and tested in the USA

Why Cleaner Tracks Matter More Than You Think

Oreq Clear Spa 104 Calcium Hardness Increaser Made in USA Reduced ability to reach theRestore Proper Calcium Hardness to Protect Spa Surfaces and Equipment Oreq Clear Spa 104 Calcium is a professional grade calcium hardness increaser formulated specifically for hot tubs and spas. When calcium levels are too low, spa water becomes aggressive and can cause corrosion of heaters, pumps, seals, and metal components, as well as etching of plaster or acrylic surfaces. This fast dissolving granular formula raises calcium hardness to proper