Pool clarifiers and flocculants are great choices when you want to solve the issue of a cloudy pool, but they do not always work in the same situations.
To know the best choice to make when handling cloudy pool water, it is good to know the distinction between a pool flocculant and a pool clarifier.
Pool Clarifier vs. Pool flocculant – Comparison table
| Pool Clarifier | Pool Flocculant | |
|---|---|---|
| How they work | Condenses all particles and bacteria, then leave the pool filtration system to handle it. | Clump all small particles in your pool into large chunks for easier removal |
| Best application | When the pool is slightly cloudy | When you want to clear up cloudy pools quickly |
| Working time | Takes between 2 and 3 days | Can take 1 to 2 days to clear up a pool completely, but usually works between 8 and 16 hours |
Pool Clarifier vs. Pool FLOCCULANT – How they compare
The difference between these two cleaners is their working method. Flocculant coagulates small particles into large lumps, which sink to the bottom and allow you to remove them using a pool vacuum, while clarifiers coagulate particles into relatively smaller clumps, which the pool filter will then handle.
This makes clarifiers easier to use compared to flocculants, while flocculants are more powerful and take a shorter time to clean your pool.
Pool Clarifier vs. Pool FLOCCULANT – A comparison review
Pool Clarifier
These consist mainly of polymers that act as coagulants, but they can only work if the cloudiness is not as advanced in the pool.
Pros
- Ideal for slightly cloudy pools
- They help the filter operate more efficiently
- Process is simple
Cons
- The cleaning process is slow
- You must clean the pool filters thoroughly after it completes the job
Pool Flocculant
Also referred to as Pool Floc, you cannot use an automatic pool vacuum to remove the resulting clumps; you must use a manual pool vacuum.
Pros
- It works very quickly – most cases take a few hours to complete
- Highly effective, since it keeps the particles in clumps until you use a vacuum to remove them
- It works very well alongside DE (diatomaceous earth) and sand filtration systems
Cons
- Removing the clumped particles requires more work
- You tend to lose greater amounts of pool water
- You cannot use a cartridge filter when using flocculant
Verdict: So, which is better? Pool Clarifier or Pool Flocculant?
It depends on the cloudiness of your pool and your timeframes, though pool flocculants are slightly better due to their cleaning speed and ability to work with multiple filtration systems.
FAQs
Is it safe to swim in cloudy water?
No, it is not. Cloudy water has many contaminants, which can cause irritation in your eyes and increase drowning risks.
When should I add flocculant to the pool?
You should add it when the water is cloudy but its chemistry (chlorine levels, pH, alkalinity) is balanced. It also works effectively after rainstorms and when the pool is showing signs of early-stage algal blooms.
Can I add chlorine and flocculant or clarifier simultaneously?
No, you should never mix chemicals simultaneously. The time limit you should follow is adding one chemical and putting the high setting of the pump for a minimum of four hours before adding another chemical.