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💧 Elevate your pool game — clear, comfy, and corrosion-free!
Clorox® Pool&Spa™ Swimming Pool pH Up is a 4-pound granular formula designed to raise low pH levels efficiently, ensuring balanced pool water that protects swimmers from eye and skin irritation while preventing corrosion of pool equipment. Trusted by thousands, it simplifies pool maintenance and extends the life of your pool, supported by the Clorox Pool App for expert guidance.








| ASIN | B084GPWRBL |
| Best Sellers Rank | #373 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #2 in Swimming Pool Balancers |
| Brand | CLOROX Pool&Spa |
| Brand Name | CLOROX Pool&Spa |
| Customer Reviews | 4.7 out of 5 stars 12,356 Reviews |
| Item Form | Granular |
| Item Type Name | pH Up, 4 lb. |
| Item Weight | 4 pounds |
| Manufacturer | Clorox® Pool&Spa™ |
| Manufacturer Part Number | 12104CLX |
| Model Number | 12104CLX |
| Number of Items | 1 |
| Number of Packs | 1 |
| Product Benefits | Corrosion,Ph Increaser |
| UPC | 810821023061 |
| Unit Count | 64 Ounce |
L**A
Clorox swimming pool products make your cool crystal clear
I love Clorox products for my pool! Did balance is really easy I don't have to keep messing around it seems like everything's in there that makes my pool Crystal clear unless it's over a hundred degrees for 5 weeks then not so much. I love the simplicity of you and the affordability. I think that this is an extremely effective product that helps balance the water which gives it a very clear appearance and it really does help remove the algae. I don't really care for chemicals but if I'm going to use a chemical I'm going to use cloroxes because there's plenty of product in the package and it does the job so it's got a good amount of quantity for the chemicals provided. I definitely recommend Clorox products and this is an amazing product!
A**R
Did the trick
I have had issues with my pool ph staying low and due to some skin issues, i decided to try this product as I know low ph can cause skin irritation. I added it and my ph went up to where it needs to be. The price is good for the amount you get and a small amount will raise the ph quickly so the bag is more than adequate for me for the season. It mixes in well with the pool water as i dumped it in under the fountain and it mixed in immediately and within 30 minutes I tested it and the water was good. Clorox is a proven brand and I will buy this again
H**N
Price Increased
Good Price when purchased. But since purchased, the price has increased more than Walmart.
****
It worked but takes minor adjustments
My well water has low pH and got this to adjust it after filling the pool. I used the reccomended dosage but I had to add more. After adding the reccomended amount, I kept testing and was still low. I kept testing and adding small amounts every few hours and it slowly reached the 7.3 sweet spot.
S**K
gereat tab for the price
These tabs are better price point and work just as good as the most popular brand. I feel you can really trust Clorox for cholorine lol
R**A
Works Great Despite the Clorox Name Throwing Me Off
I was a little skeptical at first because when I hear “Clorox,” pool chemicals definitely aren’t the first thing that comes to mind. However, this pH increaser worked great and was easy to use. It raised my pool’s pH as expected and helped get the water balanced without any issues. The instructions were straightforward, it dissolved well, and my water felt more comfortable afterward. Turns out Clorox knows more than just bleach—this one did exactly what I needed it to do.
T**4
Perfect
Works just as it should. I would get this agian.
S**N
Keep Your Pool Perfectly Balanced
Maintaining the right pH level in your swimming pool is essential for a safe, comfortable, and sparkling clean swim experience. Swimming Pool pH Up is a product designed specifically to raise the pH level when it falls too low, preventing corrosion, irritation, and cloudy water. This product is ideal for pool owners who regularly test their water and want an easy, effective way to adjust the chemistry. Its formula works quickly to increase pH without causing drastic swings, helping you maintain a balanced pool environment. Using Swimming Pool pH Up is straightforward: simply measure the water’s pH, calculate the needed amount, and add it to your pool according to the instructions. What stands out is how reliable and predictable the results are, making pool maintenance less of a hassle. It blends well, avoids residue, and keeps the water clear and inviting. Plus, it helps protect pool equipment and surfaces by preventing acidic damage. Overall, Swimming Pool pH Up is a must-have for anyone serious about pool care. It offers peace of mind that your water stays balanced and safe for swimmers. If you want a hassle-free way to keep your pool’s chemistry in check, this product delivers consistent performance with minimal effort.
K**D
recommended
saved the pool from Algae
A**K
It’s ok
To be fair I didn’t know how to use it
Trustpilot
1 week ago
2 weeks ago