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Reduced ability to reach the waterline
air intrusion
Unlike green or yellow algae
Prevent pump strain and loss of efficiency
This flexibility allows sealed joints to move naturally without compromising the seal
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
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