The Power Powder Pro 73 is our most powerful chlorine pool shock. It kills bacteria and algae and provides a clean, safe environment for swimming.

• Kills bacteria, controls algae and destroys organic contaminants
• Concentrated chlorinating granular Cal-Hypo pool shock
• Fast dissolving
• Low Residue
• 73% Calcium Hypochlorite
• 70% Minimum Available Chlorine
• Fast-acting solution for swimming pool problems
• Great for super chlorination and routine maintenance use
• Non-Stabilized - No Cyanuric Acid (CyA)
• 9-18 oz. per 10,000 gallons provides 5-10 ppm available chlorine