GLB 71450A 5 lb SuperSonic Shock with 73% Available Chlorine GLB® SuperSonic sanitizes, clarifies, fights algae and won’t over-stabilize pool water. It is safe for use on all pool surfaces and leaves no residue. Contains 73% available chlorine.
GLB 71450A 5 lb SuperSonic Shock with 73% Available Chlorine GLB® SuperSonic sanitizes, clarifies, fights algae and won’t over-stabilize pool water. It is safe for use on all pool surfaces and leaves no residue. Contains 73% available chlorine.