Will clarifier clear up a cloudy pool?

Last Update: April 20, 2022

This is a question our experts keep getting from time to time. Now, we have got the complete detailed explanation and answer for everyone, who is interested!

Asked by: Dr. Freida Gerhold
Score: 4.8/5 (27 votes)

Use Pool Water Clarifier
Your filter can clear a cloudy pool. But your filter needs help picking up particles that are too small. A clarifier binds these particles together, so your filter can remove them easier.

How do you clear up a cloudy pool?

7 Ways to Clear Cloudy Pool Water
  1. Balance free chlorine (FC) levels.
  2. Eliminate ammonia.
  3. Get rid of young algae.
  4. Monitor and balance pH and TA levels.
  5. Correct calcium hardness (CH) levels.
  6. Backwash filter or replace filtering agent.
  7. Remove foreign particles and mineral deposits, scrub, and vacuum up the pool.

How long does it take for clarifier to clear pool?

Clarifier does take some time to work, unlike flocculent. It usually takes 3-5 days. From the time you put the clarifier in the water, you'll need to filter your water for at least the first 24-48 hours, then as much as possible. Note that if you have algae, you should take care of that before using clarifier.

Can too much clarifier make a pool cloudy?

What happens when you add too much clarifier is that all the little particles clump together too much an end up as a colloidal suspension. When that happens, the whole thing turns cloudy. It'll clear but it will take a while.

How much clarifier do I need for a cloudy pool?

To maintain a clear sparkling pool add 4 fluid ounces of Water Clarifier per 10,000 gallons of water weekly. If the pool is cloudy due to dust or to high hardness of the water, add 32 fluid ounces of Water Clarifier per 10,000 gallons of pool water.

Why Your POOL WATER Is CLOUDY (And How To Clear It Up) | Swim University

45 related questions found

What is a natural pool clarifier?

BioGuard® Natural Clarifier uses a natural ingredient, Chitosan, to help keep your pool water sparkling and your filter working at peak efficiency. ... BioGuard Natural Clarifier can be used to clear cloudy water and is also ideal for weekly pool maintenance to help keep water sparkling.

How long after putting shock in pool can I add clarifier?

8) How long after adding chemicals can I swim? Alkalinity Balance, pH up, pH down, Calcium Balance, Water Stabilizer, and clarifier are all swim-safe chemicals. Wait about 20 minutes, and you are free to swim. We suggest adding algaecide, Super Erace, and shock at night, after everyone is out of the pool.

Why is my pool still cloudy after clarifier?

When a pool clarifier doesn't work and the water chemistry is balanced, then the cause of cloudy pool water is likely mechanical. ... If it's only on for a few hours daily, then the system won't have time to clean the pool, leaving the water cloudy.

Can I add shock and clarifier at the same time?

Shocking your pool and adding an algaecide to the water are two ways to get rid of the sickly green color caused by algae growth, but you shouldn't do these things at the same time. ... Algaecide and clarifier should not be combined in the same bottle.

How often should you add clarifier to your pool?

You can reuse a clarifier after 5-7 days, but if you're constantly seeing cloudy water, there may be other problems. Adding too much flocculant can cause its own issues.

Will clarifier clear a green pool?


The change in your pool water colour means that you have successfully eliminated the algae and can now clean it out of your pool. If your water is still green, wait another 24 hours and redo the steps from Days 1 and 2. ... This may take up to a few days for very cloudy pools.

Is it OK to swim in a cloudy pool?

Cloudy pool water is not only harmful to your pool filter, but it is also dangerous to swim in because it can be full of harmful bacteria, such E. coli and Legionella, and it is a drowning hazard.

What's the difference between flocculant and clarifier?

The main difference between the flocculant and pool clarifier is where the clumped particles go. ... You can also leave the pool filter off overnight while the pool floc goes to work, which is one less thing to do. Flocculant also works much faster than the pool clarifier.

Will baking soda clear cloudy pool water?

Will baking soda clear up a cloudy pool? The answer to this question is absolutely, yes! If the cloudy pool water problem is being caused by the water in your swimming pool having a lower than recommended pH and Alkalinity.

Does low pH cause cloudy pool water?

When the pH levels are imbalanced, it renders the free chlorine ineffective and the levels decrease. Too little free chlorine forms chloramine and it is this combined chlorine that results in your pool's cloudy appearance.

How do you make homemade pool clarifier?

Some of the most commonly used natural homemade clarifiers include:
  1. Baking Soda. Baking soda is familiar to many homes and often finds different uses every day, like cleaning a pool. ...
  2. Muriatic Acid. ...
  3. Bleach. ...
  4. Borax. ...
  5. White Vinegar. ...
  6. Lemon Juice. ...
  7. Simple Green. ...
  8. Rubbing Alcohol.

How long after clarifier can I add algaecide?


The change in your pool water colour means that you have successfully eliminated the algae and can now clean it out of your pool. If your water is still green, wait another 24 hours and redo the steps from Days 1 and 2. Now is the time to add Pool Clarifier and let it circulate for 12 hours.

Can I add alkalinity up and shock at the same time?

Most balancing chemicals, such as pH, alkalinity, and calcium hardness, will become incorporated into the water within an hour of adding them, at which time swimming is safe. Shock takes longer to adjust with the pool water, so waiting overnight after shocking before you swim is recommended.

Can I add chlorine after clarifier?

Never allow pool chemicals to contact each other, even a drop of algaecide, clarifier, antifreeze, or other liquids mixed with chlorine, can erupt into a raging fire. Mixing chlorine and acid (pH down) creates a deadly gas. Mixing different chlorine types can explode when moisture is added.

Should I shock a cloudy pool?

3. Shock Your Pool At Night. To get rid of all the gross and dangerous crud in your cloudy pool water, shock your pool. This mega-dose of chlorine (or non-chlorine shock for pools that use other sanitizers) will help eliminate cloudiness caused by bacteria, organic contaminants, and algae.

How long does pool stay cloudy after shock?

Always run the pump when shocking the pool and allow it to circulate for 24 hours. The water should then be a blue or cloudy blue color. Test the water 24 hours after shocking and start adjusting pH and alkalinity levels. The chlorine will still be elevated, but over a few days, it should stabilize.

How do I make my pool water crystal clear?

In theory, if you have a cloudy swimming pool, you can add chlorine to “shock it” and clear things up. Chlorine will get the job done. But, the amounts may vary and you may have to really pound the pool with chlorine to get the water totally clear.

Will vinegar clear a cloudy pool?

White Vinegar

It's calcium buildup, and while it doesn't damage your pool or the water, it doesn't look great, either. Just like you run vinegar through your coffee pot to get rid of calcium buildup, white vinegar can wipe away this eyesore in your pool.

What can I use as pool clarifier?

However, these filters rarely clean out the germs or even completely clean out the water. As such, you need a better cleaning method to clarify your pool. Some of the best natural homemade pool clarifiers include baking soda solution, bleach, white vinegar, lemon juice, rubbing alcohol and borax.

Will borax clear a cloudy pool?

Borax can also help to keep water clear and inhibit the growth of algae by stabilizing pH in the proper range.