What are the different types of pool shock, and what's best for your pool? Compare the differences between cal-hypo, dichlor, and chlorine-free pool shock.

Leslie's Power Powder Plus Cal-Hypo Pool Shock is your go-to solution for algae blooms and other pool issues. With a potent 73% Calcium Hypochlorite active ingredient and at least 70% available chlorine, it stands as the strongest pool shock available. This "solution shock" effectively destroys algae and both organic and non-organic contaminants.

Leslie's Power Powder Plus 73% Cal Hypo Pool Shock 12-Pack is our strongest pool shock to kill bacteria, algae, and contaminants for clear, healthy pool water.

Pool Shock by Aqua Org Plus - 65% Granular Cal Hypo - Swimming Pool Shock for In-Ground, Above Ground, Spas & Hot Tubs - 50 Pound Pail

Aug 4, 2021 · Swimming pool shocking is a common technique to remove bacteria or algae and oxidize pool contaminants. Shocking also removes combined chlorine from the water. Both liquid and powder shocks contain the same active chemical used for pool sanitation, but their usage and strength are different.

Dec 10, 2024 · Powder Shock is a granular form of shock treatment made up of powerful oxidizing agents, typically a form of chlorine, that can help break down and eliminate organic matter in the water. Powder shock is preferred when you need to quickly and effectively sanitize pool water.

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Leslie’s Power Powder Plus, containing 73% Calcium Hypochlorite, is the best pool shock to combat algae blooms. Excellent for both treatment and regular maintenance, it keeps pool water safe by eliminating contaminants.