Power Powder Calcium Hypochlorite Pool Shock

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More Info — Power Powder Calcium Hypochlorite 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. Additionally, it's perfect for regular weekly maintenance, providing a super chlorination boost to keep your pool water sanitized and safe for everyone.

At Leslie’s Pool Supplies, we only carry the highest quality calcium hypochlorite pool shock so you know you’re getting an exceptional product for your swimming pool. Keep your pool water safe and healthy with Power Powder Calcium Hypochlorite Pool Shock from Leslie’s Pool Supplies.

Helpful Articles


What is the right pool shock for my pool?

Need some tips on how to choose the right pool shock for your pool? Check out our expert-written article, Learn About Choosing the Right Pool Shock to learn the benefits of each pool shock type!

What’s the difference between Calcium Hypochlorite, Sodium Dichlor and Chlorine-Free Pool Shock?

It’s important to understand the difference between the three main types of pool shock before adding the chemical to your pool water. Each type of pool shock has a different purpose in maintaining a clean, healthy and sanitized swimming pool. Take a deep dive with our expert article, Three Types of Pool Shock: What’s the Difference?

How do I shock my swimming pool?

Shocking a pool is easy with this quick guide from our pool experts! Learn more about why and when to shock a pool, then follow the steps for how to shock a pool. Get your water back in great shape with this helpful article, How to Shock a Pool.

How to Use Pool Shock — Video


Your perfect pool awaits! At Leslie's Pool Supplies, we'll guide you through everything you need to know about pool shock. Our expert video explains the different types and how to use them correctly to keep your pool water healthy, safe and beautiful.