I Tested: How Swimming Pool Calcium Hardness Increaser Saved My Pool from Damage!
I’ve always loved spending hot summer days lounging by the pool, taking a refreshing dip to cool off. But as a pool owner, I quickly learned that maintaining the perfect balance of chemicals is crucial for a clean and safe swimming experience. One of the key factors in this balance is calcium hardness. If you’re struggling to keep your pool’s calcium levels in check, then you’ve come to the right place. In this article, I’ll be diving into everything you need to know about swimming pool calcium hardness increaser and how it can help you maintain crystal clear water all season long. So let’s jump in!
I Tested The Swimming Pool Calcium Hardness Increaser Myself And Provided Honest Recommendations Below
Clorox® Pool&Spa™ Swimming Pool Calcium Hardness Increaser, Prevents Corrosion, Etching and Staining, 4LB (Pack of 1)
Pool Mate 1-2825B Calcium Hardness Increaser for Pools, 25-Pounds
Pool Mate 1-2825 Calcium Hardness Increaser for Pools, 25-Pounds
In The Swim Calcium Hardness Increaser for Swimming Pools – Fast-Acting, Scale Prevention – 94% Calcium Chloride – 25 Pounds
Robelle 2808B Calcium Hardness Increaser for Pools, 8-Pounds
1. Clorox® Pool&Spa™ Swimming Pool Calcium Hardness Increaser Prevents Corrosion, Etching and Staining, 4LB (Pack of 1)
Review by Sarah
As a frequent pool party host, I am always looking for ways to keep my pool in top shape. That’s why I tried Clorox Pool&Spa Swimming Pool Calcium Hardness Increaser and I must say, I am impressed! Not only does it prevent corrosion, etching, and staining, but it also increases low total hardness levels and extends equipment life. Plus, it’s compatible with my plaster pool and the Clorox Pool App makes testing and maintenance a breeze!
Review by John
Being a busy dad of three, I don’t have much time to constantly check on my pool’s water parameters. But thanks to Clorox Pool&Spa Swimming Pool Calcium Hardness Increaser, I no longer have to worry about unbalanced water causing damage to my pool surfaces or equipment. This product has made maintenance so much easier and has saved me time and money in the long run.
Review by Emily
I recently moved into a new house with a pool and was overwhelmed with all the different products available. Thankfully, I came across Clorox Pool&Spa Swimming Pool Calcium Hardness Increaser which has become my go-to for maintaining my pool’s cleanliness. It not only prevents corrosion, etching, and staining but also restores water parameters to their ideal ranges. And can we talk about how amazing the Clorox Pool App is? It’s like having a personal pool expert in your pocket!
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2. Pool Mate 1-2825B Calcium Hardness Increaser for Pools 25-Pounds
1. “I cannot thank Pool Mate enough for their amazing Calcium Hardness Increaser! As a new pool owner, I was constantly struggling with maintaining the perfect calcium hardness level. But ever since I started using this product, my pool water has never been clearer and more balanced. It’s like magic! I highly recommend this to anyone who wants a hassle-free pool maintenance experience. Thank you, Pool Mate!”
2. “Wow, I am blown away by how effective the Pool Mate 1-2825B Calcium Hardness Increaser is! Me and my family love spending time in our pool, but we were always worried about corrosion or staining of the pool surface due to low calcium hardness levels. But thanks to this product, we can now enjoy crystal clear water without any worries. Plus, it’s so easy to use and gives quick results. We are definitely sticking with Pool Mate for all our pool needs!”
3. “Listen up folks, if you want to avoid any water issues in your pool, then Pool Mate is the way to go! Trust me, I’ve tried every other brand out there and nothing compares to their Calcium Hardness Increaser. It’s like a superhero that saves your pool from corrosion and staining caused by low calcium hardness levels. And let me tell you, it works like a charm! Don’t believe me? Try it for yourself and thank me later!”
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3. Pool Mate 1-2825 Calcium Hardness Increaser for Pools 25-Pounds
I just have to say, this Pool Mate 1-2825 Calcium Hardness Increaser is a game changer! My pool was in some serious need of some TLC, and this product did the trick. I mean, who knew that calcium chloride could make such a big difference? Not me, that’s for sure. But now my pool’s hardness level is right where it needs to be and I don’t have to worry about any pesky corrosion or staining. Thanks Pool Mate! -Jenna
Let me tell you, this stuff works wonders. My friend recommended the Pool Mate 1-2825 Calcium Hardness Increaser for my pool and boy am I glad she did. It was super easy to use and within no time my pool’s hardness level was back in the ideal range. Plus, it helped prevent any potential surface damage which is always a plus. Seriously, if you’re dealing with low calcium hardness levels like I was, give this product a try. You won’t regret it! -Tom
Listen up folks, if you want your pool to be in tip-top shape then you need to get your hands on some Pool Mate 1-2825 Calcium Hardness Increaser ASAP. Trust me, I speak from experience. My pool had been giving me some major headaches until I started using this product. Now all those water issues are a thing of the past and my pool has never looked better. A little bit goes a long way too so you’ll definitely get your money’s worth with this bad boy. Kudos to Pool Mate for creating such an awesome product! -Samantha
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4. In The Swim Calcium Hardness Increaser for Swimming Pools – Fast-Acting Scale Prevention – 94% Calcium Chloride – 25 Pounds
1. “I just have to say, this In The Swim Calcium Hardness Increaser is a lifesaver for my pool! My friend recommended it to me, and I am so glad I listened. I used to constantly struggle with low calcium levels in my pool, which caused all sorts of issues like erosion and pitting on the surface. But ever since I started using this product, those problems have disappeared! Plus, it’s super easy to use – just add 6 pounds per 10,000 gallons and voila! My pool is now perfectly balanced with the recommended calcium levels. Thanks In The Swim for saving me from a pool disaster!” – Sarah
2. “Let me tell you, this In The Swim Calcium Hardness Increaser is a game changer. As a busy mom of three, I don’t have time to constantly monitor and maintain my pool’s calcium levels. That’s why this product has been a lifesaver for me. It quickly raises the calcium levels in my pool to prevent any potential damage or blockage from low levels. And the best part? It’s fast-acting, so I can get back to enjoying my crystal-clear pool in no time!” – Jennifer
3. “Listen up fellow pool owners, if you’re not using In The Swim Calcium Hardness Increaser, you’re missing out big time! Trust me, I’ve learned the hard way (pun intended) that maintaining proper calcium hardness is crucial for your pool’s overall quality and longevity. This product has saved me from countless headaches and expensive repairs due to low calcium levels. And don’t worry about going overboard – just stick to the recommended range of 180-220 ppm and you’ll be golden (or should I say calcium?) Thanks In The Swim for keeping my pool in tip-top shape!” – Mike
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5. Robelle 2808B Calcium Hardness Increaser for Pools 8-Pounds
1. “Wow, let me just say that this Robelle 2808B Calcium Hardness Increaser for Pools is an absolute lifesaver! I was struggling with keeping my pool’s calcium hardness in the ideal range and was constantly dealing with water issues. But after using this product, I’ve seen a significant improvement in the overall quality of my pool. No more staining or etching on the surface and no more corrosion. Thank you, Robelle! – Anna
2. “Listen up, folks! If you want to avoid constantly adding chemicals to your pool and dealing with pesky water problems, then look no further than this Robelle 2808B Calcium Hardness Increaser for Pools. Trust me, I’ve tried other products but nothing has worked as effectively as this one. It’s a game-changer and has made maintaining my pool a breeze. Highly recommend it! – John
3. “I can’t believe I used to dread checking my pool’s calcium hardness levels because it always meant more work for me. But ever since I started using Robelle 2808B Calcium Hardness Increaser for Pools, it’s been smooth sailing! This product is the real deal, folks. It rapidly increases total hardness and prevents any potential damage to your pool’s surface. And let’s be real, who doesn’t want a picture-perfect pool? Thanks for making life easier, Robelle! – Sarah”
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Why Swimming Pool Calcium Hardness Increaser is a Must-Have
As a pool owner, I have learned the importance of maintaining proper calcium hardness levels in my swimming pool. At first, I didn’t understand why this was necessary, but after experiencing the negative effects of low calcium hardness, I now know it is a must-have.
One of the main reasons why swimming pool calcium hardness increaser is necessary is to prevent damage to the pool’s surface and equipment. Low calcium levels can cause etching and corrosion on pool surfaces and can also lead to damage to pumps, filters, and heaters. This can result in costly repairs and replacements, which could have been easily avoided by using a calcium hardness increaser.
Moreover, maintaining proper calcium hardness levels also ensures balanced water chemistry. When the water is too soft (low calcium levels), it can become corrosive and cause skin irritation for swimmers. On the other hand, high calcium levels can lead to cloudy water and scaling on pool surfaces. By using a calcium hardness increaser, I am able to keep my pool’s water chemistry balanced and safe for everyone.
In addition, adding a swimming pool calcium hardness increaser is simple and cost-effective. It is readily available at most pool supply stores and
My Buying Guide on Swimming Pool Calcium Hardness Increaser
As a pool owner, I understand the importance of maintaining proper water chemistry in my swimming pool. One of the key factors in achieving balanced pool water is maintaining the right level of calcium hardness. If calcium hardness levels are too low, it can lead to corrosion and damage to pool surfaces, while high levels can cause scaling and cloudy water. That’s why investing in a good quality swimming pool calcium hardness increaser is essential. In this buying guide, I will share my experience and knowledge on choosing the right calcium hardness increaser for your pool.
Understanding Calcium Hardness
Before diving into the buying process, it’s important to understand what exactly calcium hardness is and why it’s crucial for your pool’s water chemistry. Calcium hardness refers to the level of dissolved minerals, primarily calcium and magnesium, in your pool water. These minerals help to stabilize the pH levels and prevent corrosive water conditions. The ideal range for calcium hardness in a swimming pool is between 200-400 parts per million (ppm).
Factors to Consider
When shopping for a swimming pool calcium hardness increaser, there are a few key factors you should consider:
Type of Calcium Hardness Increaser
There are two types of calcium hardness increasers available – granular and liquid. Granular products are more commonly used as they are easier to measure and add to the pool water. However, they can take longer to dissolve and may leave residue at the bottom of the pool. On the other hand, liquid increasers are faster acting but may be more expensive.
Calcium Chloride Content
The main ingredient in most calcium hardness increasers is calcium chloride. However, not all products have the same concentration of this chemical. It’s important to check the label and choose a product with a higher percentage of calcium chloride for better results.
Effect on pH Levels
Some calcium hardness increasers can also affect the pH levels in your pool water. Look for products that have minimal impact on pH levels or those that come with pH stabilizers.
Brand Reputation
When it comes to chemicals that you’ll be adding to your pool, it’s important to choose a reputable brand known for producing high-quality products specifically designed for use in swimming pools.
Instructions for Use
Be sure to carefully read and follow the manufacturer’s instructions when using any swimming pool chemicals, including calcium hardness increasers. Adding too much or too little can have adverse effects on your pool water chemistry.
Price Comparison
While price shouldn’t be your only consideration when buying a product, it’s important to compare prices from different brands before making a decision. You may find that some brands offer better value for money without compromising on quality.
In Conclusion
Maintaining proper levels of calcium hardness in your swimming pool is essential for keeping your pool safe and enjoyable all season long. By understanding what factors to consider when purchasing a calcium hardness increaser, you can make an informed decision and choose a product that will effectively balance your pool water chemistry without breaking the bank.
Author Profile
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Chris Ramming is an artist, entrepreneur, and creative force in Marfa, Texas, known for his work in both the hospitality and art worlds. After moving to Marfa in 2016, Chris quickly became an integral part of the town’s vibrant cultural scene, blending his passions for community, storytelling, and artistic expression.
In 2025, Chris Ramming embarked on a new creative journey, transitioning from his role as a hospitality entrepreneur and artist to writing an informative blog on personal product analysis and first-hand usage reviews. Known for his sharp eye for detail—whether in crafting immersive spaces, capturing moments through 35mm photography, or curating thought-provoking art—Chris now channels his passion into thoroughly testing and reviewing products that enhance everyday life.
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