GLB SuperSonic Chemical Type_Bromine It helps prevent scale build

It helps prevent scale build up and rust

and will not cause problems with plumbing or damage equipment

Spa Stain & Scale works without the use of phosphates or harsh acids

all the while reducing the amount of pool maintenance required

The Purple Stuff's unique formula is unaffected by high salt and TDS environments

GLB SuperSonic Chemical Type_Bromine It helps prevent scale buildGLB SuperSonic is 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.