GLB Supersonic Shock - 24 x 1 Lb Bags

GLB SuperSonic Shockis a highly effective multi-purpose product that sanitizes, clarifies, prevents algae and shock treats your pool. It is convenient, easy to use and won't over stabilize your pool water. The fast-acting formula can be used on all pool surfaces, does not contain cyanuric acid and leaves no residue.Fast-dissolving granular formula,Minimum available chlorine: 70%,Compatible with chlorine and salt water chlorine sanitizing systems