Overview Keep pool water clear and inviting with DryTec 1-1901 Calcium Hypochlorite Pool Shock. This high‑purity formula is designed for quick disruption of contaminants and algae, delivering reliable sanitizing power when used as directed. The 1‑pound bag is compact to store and easy to...

Overview DryTec 1-1901-12 Calcium Hypochlorite Pool Shock comes in a convenient 12-pack of 1-pound bags, designed for regular maintenance and quick restoration of water clarity. The formula delivers high‑quality available chlorine to help restore balance after routine use, weather or heavy bather load. With...

Overview Keep pool water sparkling and comfortable with DryTec 1-1901-24 Calcium Hypochlorite Shock Treatment. This set includes 24 one‑pound bags designed for regular shock dosing, delivering a robust dose of available chlorine to help manage algae, odors, and visible contaminants when used as directed....