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Ships within 48 hours · Estimated delivery Aug 10 - Aug 15
Copper Sulphate pucks 6
Bottom Diameter: 6-3/16"
test the water at each end a minimum of twice a week
Is compatible in pool water with quaternary ammonium algaecides
Size: 24' X 3-1/2'
Cover Free 4CH-949 Copper Sulphate pucks 6Natural Chemistry Cover Free (946ml) COVERfree is a patented technology that is a revolutionary liquid swimming pool cover. It is an advanced mono layer product that helps save water and money by decreasing evaporation and heat loss. COVERfree creates an invisible barrier on the surface of the water that works even when swimmers are in the pool. Save water, save heat and save money with COVERfree! Invisible barrier that conserves water and heating
