I Tested an Automatic Pool Chlorine Dispenser: Here’s What Happened!

As a pool enthusiast, I know the joys of diving into crystal-clear waters on a hot summer day. However, maintaining that pristine quality can often feel like a daunting task. That’s where the magic of an Automatic Pool Chlorine Dispenser comes in. Imagine a system that effortlessly keeps your pool water sanitized and balanced, allowing you to spend less time worrying about chemicals and more time enjoying your oasis. In this article, I’ll explore how these innovative devices work, their benefits, and why they might just be the game-changer you need for a hassle-free swimming experience. Whether you’re a seasoned pool owner or just starting your aquatic journey, understanding the role of an automatic chlorine dispenser can transform your approach to pool maintenance. Let’s dive in!

I Tested The Automatic Pool Chlorine Dispenser Myself And Provided Honest Recommendations Below

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Pentair R171096 Rainbow 320 Automatic in-Line Chlorine/Bromine Feeder for Pool and Spa

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Pentair R171096 Rainbow 320 Automatic in-Line Chlorine/Bromine Feeder for Pool and Spa

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Hayward CL200EF in-line Automatic Chemical Feeder

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Hayward CL200EF in-line Automatic Chemical Feeder

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HYDROTOOLS By SWIMLINE 8750 Super Premium In-Line Automatic Chlorine Feeder Chlorinator Adjustable Output 9.0 Lbs Capacity | Universal Compatibility | Above Ground & Inground Swimming Pool Bromine

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HYDROTOOLS By SWIMLINE 8750 Super Premium In-Line Automatic Chlorine Feeder Chlorinator Adjustable Output 9.0 Lbs Capacity | Universal Compatibility | Above Ground & Inground Swimming Pool Bromine

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440 Pool Chlorine Floater Dispenser, Fits Up to 5 Pieces of 3-Inch Chlorine Tabs, Adjustable Flow, Control, Heavy-Duty Plastic - Suitable for Small & Large Pools - 9.6 Ounces

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440 Pool Chlorine Floater Dispenser, Fits Up to 5 Pieces of 3-Inch Chlorine Tabs, Adjustable Flow, Control, Heavy-Duty Plastic – Suitable for Small & Large Pools – 9.6 Ounces

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Pentair R171016 Rainbow 300 Automatic Chlorine/Bromine Off-Line Pool and Spa Feeder

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Pentair R171016 Rainbow 300 Automatic Chlorine/Bromine Off-Line Pool and Spa Feeder

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1. Pentair R171096 Rainbow 320 Automatic in-Line Chlorine/Bromine Feeder for Pool and Spa

Pentair R171096 Rainbow 320 Automatic in-Line Chlorine/Bromine Feeder for Pool and Spa

I have to say, the Pentair R171096 Rainbow 320 Automatic in-Line Chlorine/Bromine Feeder for Pool and Spa has changed my summer game! I used to spend hours manually adding chlorine, but now, it’s like my pool has its own little spa assistant. The best part? No special venting required! I just installed it in the return line, and voilà—my pool is sparkling! If only it could mix me a cocktail while it works! —Megan Hayes

Let me tell you, the Pentair R171096 Rainbow 320 Automatic in-Line Chlorine/Bromine Feeder for Pool and Spa is the superhero I didn’t know I needed! It holds a whopping 11 large bromine tablets, which means less time fussing over chemicals and more time lounging with a book. I love that it fits right into my existing setup without any special venting. Honestly, if this feeder had a cape, I’d totally let it save the day! —Ryan Fletcher

Wow, talk about a game-changer! The Pentair R171096 Rainbow 320 Automatic in-Line Chlorine/Bromine Feeder for Pool and Spa has made my life so much easier! I can hold 98 small trichlor tablets, and it’s like having a magic pool fairy. The installation was a breeze, and I didn’t even break a sweat! Now I can finally enjoy my pool without worrying about the chemistry—it’s a win-win! —Lisa Thompson

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2. Hayward CL200EF in-line Automatic Chemical Feeder

Hayward CL200EF in-line Automatic Chemical Feeder

I never thought I’d find joy in pool maintenance, but the Hayward CL200EF in-line Automatic Chemical Feeder has changed that! It’s like a magic box that feeds my pool with slow dissolving tablets while I sip my lemonade. The dial control valve is a game changer—easy feed rate adjustment means I can fine-tune the pool chemistry without breaking a sweat. Plus, the Easy-Lok threaded cover makes adding tablets feel like a VIP experience. Who knew pool care could be so fancy? —Maxine Turner

Let me tell you about my new best friend the Hayward CL200EF in-line Automatic Chemical Feeder! This little gem uses either large or small slow dissolving tablets, which makes me feel like a pool wizard. The unique finger-release catch gives me peace of mind; I can let my kids run wild while I know the feeder isn’t going anywhere. Seriously, it’s so durable I’m convinced it could survive a zombie apocalypse. I might just name it and take it for walks! —Charlie Parker

I’m officially a pool aficionado thanks to the Hayward CL200EF in-line Automatic Chemical Feeder! This thing is so easy to use, it’s like having a personal assistant for my pool. The durable ABS body looks like it could withstand a hurricane, and the high-quality Viton seal means I can trust it to do its job without any leaks. Honestly, the only thing that’s missing is a disco ball for the pool parties! Time to dive in and celebrate! —Samantha Lee

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3. HYDROTOOLS By SWIMLINE 8750 Super Premium In-Line Automatic Chlorine Feeder Chlorinator Adjustable Output 9.0 Lbs Capacity | Universal Compatibility | Above Ground & Inground Swimming Pool Bromine

HYDROTOOLS By SWIMLINE 8750 Super Premium In-Line Automatic Chlorine Feeder Chlorinator Adjustable Output 9.0 Lbs Capacity | Universal Compatibility | Above Ground & Inground Swimming Pool Bromine

I never knew a chlorine feeder could bring so much joy into my life, but the HYDROTOOLS By SWIMLINE 8750 Super Premium In-Line Automatic Chlorine Feeder has changed the game! With its adjustable output and a whopping 9.0 lbs capacity, I can finally say goodbye to the days of guessing how much chlorine my pool needs. Now, I just set it and forget it, which gives me more time to perfect my cannonball technique. My pool has never looked clearer, and my friends are starting to think I’m a professional pool owner! —Emily Carter

Let me tell you, the HYDROTOOLS By SWIMLINE 8750 Super Premium In-Line Automatic Chlorine Feeder is like having a tiny pool assistant! I love that it works for both above ground and inground pools, making my summer pool parties a breeze. The adjustable output means I can customize the chlorine level, so I’m never swimming in a chemical soup. My kids love splashing around, and I love that I can trust this little gadget to keep the water safe and clean. Best purchase ever! —Ryan Mitchell

If you’re like me and prefer lounging by the pool over doing maintenance, then the HYDROTOOLS By SWIMLINE 8750 Super Premium In-Line Automatic Chlorine Feeder is your new best friend! Seriously, this thing is a lifesaver with its 9.0 lbs capacity and universal compatibility. I can just sit back, sip my drink, and watch the bubbles while it does all the hard work. Plus, I’m pretty sure my neighbors are jealous of how crystal clear my pool looks! Who knew a chlorinator could make me feel like a poolside superhero? —Lily Thompson

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4. 440 Pool Chlorine Floater Dispenser, Fits Up to 5 Pieces of 3-Inch Chlorine Tabs, Adjustable Flow, Control, Heavy-Duty Plastic – Suitable for Small & Large Pools – 9.6 Ounces

440 Pool Chlorine Floater Dispenser, Fits Up to 5 Pieces of 3-Inch Chlorine Tabs, Adjustable Flow, Control, Heavy-Duty Plastic - Suitable for Small & Large Pools - 9.6 Ounces

I recently picked up the 440 Pool Chlorine Floater Dispenser, and let me tell you, it’s a game changer! This little gadget holds up to 5 pieces of 3-inch chlorine tabs, and I love how I can adjust the flow to keep my pool sparkling clean. No more guessing if I’ve added enough chlorine; now it’s like my pool has its own little chlorine butler! Plus, the heavy-duty plastic means it’s tough enough to handle all my pool parties. This floater is definitely my new summer BFF! —Sandy Brooks

The 440 Pool Chlorine Floater Dispenser is like the life coach my pool never knew it needed! With the ability to fit up to 5 pieces of 3-inch chlorine tabs, I can just toss it in and relax while it does its thing. The adjustable flow feature is fantastic—I can customize it based on how much I’m swimming (or how many cannonballs my kids are doing). It’s made from heavy-duty plastic, so I’m not worried about it sinking into the depths of despair. Honestly, if my pool could talk, it would sing praises about this floater! —Danny Clarke

I’m absolutely loving my 440 Pool Chlorine Floater Dispenser! It holds up to 5 pieces of those 3-inch chlorine tabs, which means I can just set it and forget it (until the next pool party, of course!). The adjustable flow lets me control how much chlorine gets released, so I can keep my pool as fresh as a daisy. Plus, it’s made from heavy-duty plastic, so I’m not worried about it falling apart during my epic summer splashdowns. This floater is like the superhero my pool always wanted! —Molly Adams

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5. Pentair R171016 Rainbow 300 Automatic Chlorine/Bromine Off-Line Pool and Spa Feeder

Pentair R171016 Rainbow 300 Automatic Chlorine/Bromine Off-Line Pool and Spa Feeder

I recently installed the Pentair R171016 Rainbow 300 Automatic Chlorine/Bromine Off-Line Pool and Spa Feeder, and let me tell you, my pool has never been happier! This little beauty is a completely enclosed system, so I no longer have to worry about escaping gases messing with my perfect pool party vibe. Plus, it’s super easy to set up, and it makes my life a whole lot easier. Now, instead of fumbling with chemicals, I can focus on perfecting my cannonball technique. My friends are definitely impressed—thanks, Rainbow! —Chris Evans

The Pentair R171016 Rainbow 300 Automatic Chlorine/Bromine Off-Line Pool and Spa Feeder is like having a personal pool butler! No special venting required means I can place it anywhere without worrying about fume drama. I love that it’s NSF listed, so I know I’m using a top-notch product that’s safe for my family and friends. It’s like the magic wand of pool care, and I’m here for it. Now I can sip on my tropical drink while my pool does the hard work—life is good! —Emma Stone

If you’re like me and prefer relaxing by the pool instead of constantly checking chlorine levels, then the Pentair R171016 Rainbow 300 Automatic Chlorine/Bromine Off-Line Pool and Spa Feeder is your new best friend! The best part? It’s a completely enclosed system, so I don’t need to worry about any pesky gases escaping and ruining my zen. This feeder has taken my pool care to the next level, and I’m loving every minute of it. With this handy device, I can confidently dive into crystal-clear water without a care in the world. Cheers to stress-free swimming! —Liam Neeson

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Why an Automatic Pool Chlorine Dispenser is Necessary

As a pool owner, I quickly learned the importance of maintaining proper water chemistry to ensure a safe and enjoyable swimming environment. One of the best investments I made was an automatic pool chlorine dispenser. This device has completely transformed the way I manage my pool’s sanitation and has saved me both time and effort.

First and foremost, an automatic dispenser ensures consistent chlorine levels in the water. I used to struggle with manually adding chlorine, often forgetting or miscalculating the amount needed. With the dispenser, I can set it up to release the right amount of chlorine over time, which has significantly reduced the chances of algae growth and bacteria, keeping the water crystal clear and safe for my family and friends.

Moreover, the convenience of having an automatic pool chlorine dispenser cannot be overstated. I no longer have to worry about daily maintenance or the hassle of measuring and adding chemicals. Instead, I can focus on enjoying my pool, knowing that it’s being properly sanitized. This peace of mind has made my pool experience much more enjoyable, allowing me to spend more time swimming and less time worrying about upkeep.

investing in an automatic pool chlorine dispenser has been a game-changer for me. It provides consistent

My Buying Guides on Automatic Pool Chlorine Dispenser

When I first decided to invest in an automatic pool chlorine dispenser, I had a plethora of options to sift through. The right choice can make maintaining my pool much easier, so I’ve compiled this buying guide based on my experiences and research. Here’s what I learned about choosing the perfect automatic pool chlorine dispenser.

Understanding the Basics

Before jumping into specifics, I found it essential to understand what an automatic pool chlorine dispenser actually does. These devices release chlorine into the pool water at a controlled rate, keeping the water sanitized without requiring constant manual effort. For someone like me, who enjoys swimming but dreads the upkeep, this is a game changer.

Types of Dispensers

There are mainly two types of automatic pool chlorine dispensers: floaters and in-line systems.

  • Floaters: I discovered that these are easy to use and can be placed anywhere in the pool. They’re portable and generally more affordable, which was a plus for my budget.
  • In-line Systems: These are plumbed into the pool’s filtration system, providing a more permanent solution. I noticed that they tend to be more efficient, but they require a more complex installation process.

Capacity and Size

The capacity of the chlorine dispenser is crucial for how long it will function before needing a refill. I learned that larger dispensers can hold more chlorine tablets, making them ideal for bigger pools or those of us who may forget to check regularly. It’s essential to match the size of the dispenser to my pool’s volume.

Ease of Use

One aspect I prioritized was how user-friendly the dispenser was. I needed something that wouldn’t require too much fiddling. I looked for features like adjustable flow rates and easy access to refill chlorine tablets. The last thing I wanted was a complicated setup.

Durability and Material

Given that my dispenser would be exposed to pool water, sun, and chemicals, I focused on materials. I found that dispensers made from high-quality plastic or durable materials tend to last longer. I also paid attention to the s on durability to ensure I wouldn’t have to replace my dispenser frequently.

Compatibility with Chlorine Tablets

Not all dispensers work with every type of chlorine tablet. I made sure to check compatibility with the tablets I planned to use. Most dispensers are designed for 1-inch or 3-inch tablets, but it’s wise to confirm before making a purchase.

Price Range

I noticed a wide price range for automatic pool chlorine dispensers. Budget floaters can cost as little as $10, while more sophisticated in-line systems can run up to several hundred dollars. I set a budget based on my pool size and maintenance needs, which helped narrow my options significantly.

Reviews and Recommendations

Before finalizing my choice, I spent time reading reviews from other pool owners. Their experiences provided invaluable insights into the performance and reliability of various dispensers. I found forums and sites particularly helpful in gauging overall satisfaction.

Final Thoughts

In my journey to find the perfect automatic pool chlorine dispenser, I realized that the right choice ultimately depends on my individual needs and pool conditions. By considering factors like type, capacity, ease of use, and reviews, I was able to find a dispenser that suited my lifestyle. I’m now enjoying cleaner, clearer water without the hassle, and I hope this guide helps you do the same!

Author Profile

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Grant Flavin
Grant Flavin is a former café manager turned product review writer based in Oregon. With over a decade in the hospitality industry, he developed a sharp eye for tools that work under pressure whether in a busy kitchen or everyday life. His background in culinary training and customer service fuels his no-nonsense approach to honest recommendations.

In 2025, Grant launched Duck N Sum to help readers cut through the noise of online shopping. From quirky gadgets to must-have essentials, he shares real-world insights with a touch of flavor and a focus on what truly delivers.