--- title: The Pool Shark H2O Commercial Pool Chemistry Blog | Jules the Pool Girl description: Author --- 855-742-7542 - - - [Login](https://app.poolsharkh2o.com) [![Pool Shark H2O - Chemical Recording and Pool Maintenance](https://blog.poolsharkh2o.com/hs-fs/hubfs/raw_assets/public/PoolSharkH2O_December2020/images/poolSharkPLogo-130x100.png?width=200&height=225&name=poolSharkPLogo-130x100.png "Pool Shark H2O - Chemical Recording and Pool Maintenance")](https://poolsharkh2o.com/) - [Home](https://poolsharkh2o.com/) - [Pool Log Book](https://poolsharkh2o.com/pool-log-book/) - [Commercial Pool Software](https://poolsharkh2o.com/commercial-pool-management-log/) - [Corporate Solutions](https://poolsharkh2o.com/commercial-pool-management-log/corporate-solutions/) - [Features](https://poolsharkh2o.com/features/) - [Pricing](https://poolsharkh2o.com/pricing/) - [Contact](https://poolsharkh2o.com/contact/) - [Blog](https://blog.poolsharkh2o.com/) - [Search](https://blog.poolsharkh2o.com/search-blogs) - [Home](https://poolsharkh2o.com/) - [Pool Log Book](https://poolsharkh2o.com/pool-log-book/) - [Commercial Pool Software](https://poolsharkh2o.com/commercial-pool-management-log/) - [Corporate Solutions](https://poolsharkh2o.com/commercial-pool-management-log/corporate-solutions/) - [Features](https://poolsharkh2o.com/features/) - [Pricing](https://poolsharkh2o.com/pricing/) - [Contact](https://poolsharkh2o.com/contact/) - [Blog](https://blog.poolsharkh2o.com/) - [Login](https://app.poolsharkh2o.com/) # The Pool Shark H2O Commercial Pool Chemistry Blog News & Updates # Search the Pool Shark H2O Blogs Our blog library has an extensive amount of articles on common issues with pool water chemistry and the most common causes of these issues. Use the search below to find an article that may help resolve your pool question. This is a search field with an auto-suggest feature attached. - There are no suggestions because the search field is empty. If you are not finding the answer to your question, feel free to email us at [support@poolsharkh2o.com](mailto:support@poolsharkh2o.com) and we can try to help. [![It's Hot Tub Disease Season!](https://blog.poolsharkh2o.com/hubfs/Blog%20Images/Prevent%20Hot%20Tub%20Disease.jpeg)](https://blog.poolsharkh2o.com/hot-tub-disease) # [It's Hot Tub Disease Season!](https://blog.poolsharkh2o.com/hot-tub-disease) Oct 28, 2026 Yup, it is that time of year again. The Holidays, travel, and cold weather have arrived. It is also the ski and snowboarding season. What does this mean to you as a commercial spa or hot tub operator? More than usual use of your facility’s indoor pool and especially the hot tub. Because of the higher temps, this smaller vessel is literally a breeding ground for death. [![Cyanuric Acid Levels in Swimming Pools](https://blog.poolsharkh2o.com/hubfs/Blog%20Images/cyanuric%20acid%20in%20pool.jpeg)](https://blog.poolsharkh2o.com/cyanuric-acid-in-pool) # [Cyanuric Acid Levels in Swimming Pools](https://blog.poolsharkh2o.com/cyanuric-acid-in-pool) Oct 23, 2026 Conditioner. Stabilizer. These are other names for a chemical called Cyanuric Acid. What is it? Do we need it? What are the ups and downs? Let’s talk CYA. [![Reasons Your Public or Commercial Pool Water Could Be Cloudy](https://blog.poolsharkh2o.com/hubfs/Blog%20Images/Cloudy%20Commercial%20or%20Public%20Pool%20Water.png)](https://blog.poolsharkh2o.com/pool-water-cloudy) # [Reasons Your Public or Commercial Pool Water Could Be Cloudy](https://blog.poolsharkh2o.com/pool-water-cloudy) Oct 20, 2026 Isn’t it the absolute worst to come to check on your pool and you can’t see the bottom due to cloudiness? Not only is this illegal for safety reasons (the main drain MUST be visible), but it means something isn’t right with the water. It also makes the pool unappealing to clients and guests. There are many reasons this could occur. Let’s talk about a few. [![A Guide to Pool Algae](https://blog.poolsharkh2o.com/hubfs/Blog%20Images/Pool%20Algae.png)](https://blog.poolsharkh2o.com/pool-algae) # [A Guide to Pool Algae](https://blog.poolsharkh2o.com/pool-algae) Oct 20, 2026 I am not only a Certified Pool and Spa Operator, but a Certified Algae Prevention and Eradication Specialist. I went to www.cpoclass.com to get my certification and will be referencing the accommodating textbook, “How to Get Rid of and Prevent Swimming Pool Algae”. Both of these are by Rudy Stankowitz. [![Chlorine Shock vs Non-Chlorine Swimming Pool Shock](https://blog.poolsharkh2o.com/hubfs/Blog%20Images/Pool%20Shock%20vs%20Chlorine%20Shock.png)](https://blog.poolsharkh2o.com/chlorine-shock-vs-swimming-pool-shock) # [Chlorine Shock vs Non-Chlorine Swimming Pool Shock](https://blog.poolsharkh2o.com/chlorine-shock-vs-swimming-pool-shock) Oct 16, 2026 We all use sanitizer to keep our bodies of water safe. Chlorine is the most widely used form of sanitation. It is available in granular, liquid, and tablet form. Some of us may manually add it while others have chemical feeders. There comes a time in every pool operator’s life when we need to shock, or oxidize, our pools and such. How do we know whether we need a chlorine shock or a non-chlorine... [![VRBO and AirBnb with Private Swimming Pool](https://blog.poolsharkh2o.com/hubfs/Blog%20Images/airbnb%20with%20private%20swimming%20pool.png)](https://blog.poolsharkh2o.com/airbnb-with-private-swimming-pool) # [VRBO and AirBnb with Private Swimming Pool](https://blog.poolsharkh2o.com/airbnb-with-private-swimming-pool) Apr 22, 2024 AirBnbs, Vrbos, and Swimply pool owners have a lot of the same concerns as professional pool operators do with commercial pools. AirBnb and Vrbo are apps you as a homeowner can rent out to people for a temporary stay. It is estimated that there are nearly 660,000 listings available for rent in the United States. Homeowners can rent out just a room, guest houses, basements, or entire properties.... [![Swimming Pool Rules and Regulations for HOAs](https://blog.poolsharkh2o.com/hubfs/Blog%20Images/swimming%20pool%20rules%20and%20regulations%20for%20hoa.jpeg)](https://blog.poolsharkh2o.com/swimming-pool-rules-and-regulations-for-hoa) # [Swimming Pool Rules and Regulations for HOAs](https://blog.poolsharkh2o.com/swimming-pool-rules-and-regulations-for-hoa) Apr 15, 2024 Did you know that some States, such as California, are considering HOA community pools and spas as “Commercial” bodies of water? It’s only a matter of time before all States get on board with this. There is a ton to do to maintain commercial bodies of water. You have to make sure all equipment is in proper working order and replace, as needed, with the newest technology. We need to make sure the... [![Total Dissolved Solids: When Should I Drain My Pool?](https://blog.poolsharkh2o.com/hubfs/Drain%20a%20Pool.jpeg)](https://blog.poolsharkh2o.com/drain-a-poop) # [Total Dissolved Solids: When Should I Drain My Pool?](https://blog.poolsharkh2o.com/drain-a-poop) Mar 26, 2024 Hey, Pool Pros. Boy, do we have a ton to worry about when taking care of commercial bodies of water! We have to check EVERYTHING to keep our pools open and operating–safely. This can include maintaining and repairing our equipment. Sometimes equipment needs to be replaced. We choose to go with modern technology for more efficiency and to make our jobs easier. We need to be safe, checking... [![Guide to Automatic Pool Chemical Monitors](https://blog.poolsharkh2o.com/hubfs/Blog%20Images/Prominent%20DCM%205%20Commercial%20Pool%20Chemical%20Controller.jpeg)](https://blog.poolsharkh2o.com/automatic-pool-chemical-monitors) # [Guide to Automatic Pool Chemical Monitors](https://blog.poolsharkh2o.com/automatic-pool-chemical-monitors) Mar 26, 2024 Taking care of commercial pools takes a lot of time, patience, knowledge, and hard work. We are responsible for the proper operation and safety of the water and the bathers. Our tasks include things like making sure the pool equipment is working properly and repairing or replacing as needed. We need to make sure handrails and ladders are secured. We need to keep our ADA chair lifts working. I... [![As a Pool Service Company Owner - Why You Want to Service Commercial Pools](https://blog.poolsharkh2o.com/hubfs/Blog%20Images/pool%20maintenance%20company.jpeg)](https://blog.poolsharkh2o.com/as-a-pool-service-company-owner-why-you-want-to-service-commercial-pools) # [As a Pool Service Company Owner - Why You Want to Service Commercial Pools](https://blog.poolsharkh2o.com/as-a-pool-service-company-owner-why-you-want-to-service-commercial-pools) Mar 18, 2024 Believe it or not, there seems to be a stigma about servicing commercial swimming pools. Pool service companies want to stick to just residential pool service routes because they are “easier”. Commercial pools require all the same things you do on your residential pools. The pool walls need to be brushed. The water needs to be netted. You need to vacuum. You need to make sure the equipment is in... 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