AQUA Easy Shock Plus
HTH Super Granular Shock
HTH Extra Super Shock is fast acting and powerful contains 75 available chlorine,extra fine formula is made with a patented process that makes it perfect for weekly shock treatments and killing algae
GLB Super Shock
This quick dissolving Calcium Hypochlorite shock provides 75% available chlorine and provides 10% more available chlorine than straight granular 65% calcium hypochlorite.