what is pool bleach alled

Natashya

3 min read

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02-02-2025

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Pool owners know keeping their water clean and safe is crucial. A common question revolves around the various names for the chlorine used to sanitize a pool. While often called "pool bleach," the term is a bit misleading, and understanding the specifics is key to proper pool maintenance.

What's in Pool Bleach? The Chemistry of Pool Sanitization

What's often referred to as "pool bleach" isn't household bleach (sodium hypochlorite). While both contain sodium hypochlorite, pool chlorine products have a much higher concentration – typically 10-15% versus the 3-6% found in household bleach. Using household bleach in a pool is strongly discouraged because of this difference in concentration and potential for damage to the pool's surface and equipment.

In short: Don't use household bleach in your pool!

Common Names for Pool Chlorine

Several terms describe the chlorine used for pool sanitation:

• Pool Chlorine: This is the most general term. It encompasses various forms of chlorine used to sanitize pool water.

• Calcium Hypochlorite (HTH): A granular, fast-dissolving chlorine product. It's known for its high chlorine concentration and is often used for "shock treatments." Calcium hypochlorite is a solid form of chlorine.

• Sodium Hypochlorite: This is the chemical compound present in both pool chlorine and household bleach. In pools, it comes in higher concentrations. Sodium hypochlorite is a liquid form of chlorine.

• Dichlor: A stable granular form of chlorine, often used for regular sanitation. It's slower to dissolve than calcium hypochlorite.

• Trichlor: Another stable granular form, often used in slow-release tablets for automatic feeders. Trichlor is a very strong form of chlorine.

• Pool Shock: This is a term referring to a process, not a specific chemical. Shocking a pool involves adding a large dose of chlorine to quickly kill bacteria and algae, often after a heavy swim day or storm. Any of the above chlorine types can be used for shocking, depending on the product and instructions.

Choosing the Right Chlorine for Your Pool

Selecting the correct chlorine product depends on several factors:

• Pool Size: Larger pools require more chlorine.
• Frequency of Use: Heavily used pools need more frequent sanitation.
• Type of Pool: Different pool surfaces and systems may react differently to various chlorine types.
• Personal Preference: Some pool owners prefer the ease of use of granular products, while others opt for automatic feeders using tablets.

Always follow the manufacturer's instructions when using any pool chemical. Incorrect dosage can lead to ineffective sanitation or damage to your pool and equipment.

How to Properly Shock Your Pool

Shocking your pool is a key part of keeping it clean. Here's a simple guide:

1. Test your water: Before shocking, test the water's chlorine level. A proper shock treatment needs to significantly raise the chlorine level.

2. Calculate the amount of shock needed: Follow the instructions on your pool shock packaging carefully.

3. Add the shock: Add the shock to the pool in a designated area. Avoid adding it directly to the pool's surface.

4. Circulate the water: Run the pool pump and filter to distribute the shock evenly.

5. Retest the water: After a few hours, retest the chlorine level.

Safety Precautions when Using Pool Chemicals

• Always wear protective gear like gloves and goggles.
• Store chemicals in a cool, dry, and well-ventilated area, away from children and pets.
• Never mix different pool chemicals together.
• If you have any questions about pool chemicals or maintenance, consult a professional pool technician.

In conclusion, while commonly called "pool bleach," the chlorine used for pool sanitation is a stronger, more concentrated product than household bleach. Understanding the different types of chlorine products available and following proper safety precautions are essential for maintaining a clean, safe, and enjoyable swimming environment. Remember to always check your pool water regularly, and consult a pool professional if you have any questions.