GLB Alkalinity Up 10 lb – Pool Water Balancer Clean & Clear Plus 420 Motor shaft seals operate under

Motor shaft seals operate under constant stress from pressure

Reduce algae growth

and fine particulates while maintaining low resistance to water flow

Made from rigid

GLB Alkalinity Up 10 lb – Pool Water Balancer Clean & Clear Plus 420 Motor shaft seals operate underWhen total alkalinity is too low, pool water becomes difficult to control. pH swings wildly, chlorine efficiency drops, surfaces become vulnerable to etching, and swimmers often notice irritation. GLB Alkalinity Up 10 lb is a professional grade pool water balancer designed to raise total alkalinity quickly and predictably, creating the stable foundation every properly maintained pool needs. Alkalinity acts as a buffer for pH. Without it, even small