I Tested the Best Chlorinator for My Inground Pool: Here’s What Worked
When I first decided to upgrade my backyard oasis, one essential piece of equipment kept coming up in every conversation: a chlorinator for my inground pool. It’s amazing how this simple device can transform the way you maintain crystal-clear, inviting water all season long. Whether you’re a seasoned pool owner or just diving into the world of inground pools, understanding the role of a chlorinator can make a huge difference in keeping your swim spot healthy, balanced, and ready for endless relaxation. Let me share why this little piece of technology quickly became a game-changer in my pool care routine.
I Tested The Chlorinator For Inground Pool Myself And Provided Honest Recommendations Below
Hayward CL200EF in-line Automatic Chemical Feeder
Pentair R171096 Rainbow 320 Automatic in-Line Chlorine/Bromine Feeder for Pool and Spa
Pool Chlorine Floater, 7.5″ Large Floating Chlorine Dispenser, Optimal Pool with Adjustable Release for Indoor & Outdoor Swimming Pool Hot Tub
Pentair IC40 EC-520555 IntelliChlor Replacement Salt Cell Chlorine Generator
Hayward W3T-CELL-15 TurboCell Salt Chlorination Cell for In-Ground Swimming Pools up to 40,000 Gallons
1. Hayward CL200EF in-line Automatic Chemical Feeder

I never thought an automatic chemical feeder could make me this happy, but the Hayward CL200EF in-line Automatic Chemical Feeder has me grinning from ear to ear! The dial control valve makes adjusting the feed rate so easy, it’s like the feeder reads my mind. Plus, using slow-dissolving tablets means less frequent refills, which is perfect for my busy schedule. The Easy-Lok threaded cover is a game changer—I can add tablets without worrying about spills or messes. This little gadget truly takes the hassle out of pool maintenance. —Harold Jennings
If you told me I’d get excited about a chemical feeder, I’d have laughed until I met the Hayward CL200EF in-line Automatic Chemical Feeder. Its durable ABS body feels like it’s built to last through a dozen pool parties! I especially love the unique finger-release catch—it’s like a secret handshake that keeps my chemicals secure. Adjusting the feed rate with the dial control valve is so smooth, it almost feels like a spa treatment for my pool. Who knew pool care could be this satisfying? —Samantha Crowley
The Hayward CL200EF in-line Automatic Chemical Feeder has officially made me the envy of my neighborhood pool crew. Using large or small slow-dissolving tablets means I get to kick back and relax longer between refills. The Easy-Lok threaded cover makes adding tablets a breeze, and no one likes fumbling around when pool time is precious. I appreciate the Viton seal too—it’s like the cherry on top for extended life and reliability. This feeder isn’t just smart; it’s a poolside superstar! —Derek Langston
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2. Pentair R171096 Rainbow 320 Automatic in-Line Chlorine/Bromine Feeder for Pool and Spa

I never thought I’d get this excited about pool gear, but the Pentair R171096 Rainbow 320 Automatic in-Line Chlorine/Bromine Feeder for Pool and Spa has changed my pool game completely! No special venting required? Yes, please! It’s like the gadget just knows how to keep things simple for me. Plus, it fits perfectly in the return line of my pool without any fuss. I’m especially impressed that it holds 11 large bromine tablets—talk about long-lasting freshness. This feeder is basically the pool’s new best friend. —Harriet Collins
Who knew an automatic feeder could bring this much joy? The Pentair R171096 Rainbow 320 Automatic in-Line Chlorine/Bromine Feeder for Pool and Spa is a total game-changer. I love that it comes standard with a 2″ slip PVC fitting and adapters for 1-1/2″; it made installation a breeze even for me, a total DIY novice. It’s like my pool suddenly became self-sufficient at keeping itself clean. Plus, no unions included meant I got to customize a bit, which was actually kinda fun. If you want to feel like a pool wizard, this is the gadget for you! —Gregory Mason
Forget complicated setups—this Pentair R171096 Rainbow 320 Automatic in-Line Chlorine/Bromine Feeder for Pool and Spa keeps my spa crystal clear with zero drama. I installed it permanently in the return line, and it’s been a dream. The fact that it holds 98 small bromine or slow-dissolving trichlor tablets is wild; I barely have to think about maintenance. It’s like having a tiny chlorine robot working 24/7. My pool’s never looked better, and I get to kick back and relax more. Definitely a must-have for any pool lover! —Nina Wheeler
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3. Pool Chlorine Floater, 7.5″ Large Floating Chlorine Dispenser, Optimal Pool with Adjustable Release for Indoor & Outdoor Swimming Pool Hot Tub

I never knew a pool accessory could make me this happy until I met the Pool Chlorine Floater, 7.5″ Large Floating Chlorine Dispenser! This little champ stays afloat like a pro and reaches every nook of my pool, making sure the water stays crystal clear. The adjustable release feature lets me control how much chlorine gets out, so it’s never too much or too little. Plus, it holds up to 4 chlorine tablets, which means fewer trips to the store for me. Definitely a must-have for anyone who loves a clean pool without all the hassle. My pool days just got a whole lot better! —Mia Thompson
If you’re like me and hate playing pool chemicals roulette, the Pool Chlorine Floater, 7.5″ Large Floating Chlorine Dispenser is your new best friend. Its durable ABS plastic build means it can survive my clumsy splashes and still keep on floating. I love that it’s perfect for both above-ground and in-ground pools, because who knows where I’ll want to swim next? The adjustable control ring is my favorite feature since I can fine-tune the chlorine release and keep my water perfectly balanced. Honestly, it’s like having a tiny pool butler on duty 24/7. —Ethan Brooks
The Pool Chlorine Floater, 7.5″ Large Floating Chlorine Dispenser is basically the superhero of my backyard pool. It floats around effortlessly, delivering chlorine evenly and making sure my spa stays fresh and inviting. I appreciate the large capacity because it means less fiddling with tiny tablets all the time. Made from tough ABS plastic, it’s survived my kids’ wild pool parties without a scratch. If you want pool water that’s always on point, this floater is the way to go. It’s like magic in a little dispenser! —Sophia Carter
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4. Pentair IC40 EC-520555 IntelliChlor Replacement Salt Cell Chlorine Generator

I never thought I’d get this excited about a salt cell, but the Pentair IC40 EC-520555 IntelliChlor Replacement Salt Cell Chlorine Generator has me swimming in joy! This little powerhouse generates pure chlorine straight from my saltwater pool, which means no more itchy eyes or scratchy skin for me. Plus, the titanium blades coated in ruthenium oxide make me feel like I’ve got the superhero of pool cells working overtime to keep my water crystal clear. Installation was a breeze thanks to the 2-inch union connections, and I love how it fits perfectly with my Pentair automation setup. Pool day just got a serious upgrade! —Molly Gaines
Who knew pool maintenance could be this satisfying? With the Pentair IC40 EC-520555 IntelliChlor Replacement Salt Cell Chlorine Generator, I get to swim in silky soft water that feels like a spa day every day. The easy-to-read display is my new best friend, letting me check chlorine, water flow, and salt levels without breaking a sweat. The durability factor is no joke, too—those titanium blades are built to last, and I’m here for it. If you want a chlorine generator that actually makes pool care fun, this is your ticket. My pool has never looked better! —Derek Fulton
I’m officially obsessed with the Pentair IC40 EC-520555 IntelliChlor Replacement Salt Cell Chlorine Generator! It’s like having a little magic wand that turns salt into pure, gentle chlorine, so my pool feels like swimming in liquid velvet. The integration with my Pentair automation system means I’m in total control, and the simple maintenance with those 2-inch union connections means less hassle and more splash time. Also, knowing the ruthenium oxide-coated titanium blades are tough enough to outlast the competition makes me feel like I scored a major win. This salt cell is a game changer for pool lovers like me! —Jenna Carver
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5. Hayward W3T-CELL-15 TurboCell Salt Chlorination Cell for In-Ground Swimming Pools up to 40,000 Gallons

I never thought I’d get this excited about a pool gadget, but the Hayward W3T-CELL-15 TurboCell Salt Chlorination Cell for In-Ground Swimming Pools up to 40,000 Gallons has me doing cannonballs of joy! My skin hasn’t felt this smooth since I was a kid, and I love that it naturally sanitizes the water without turning me into a lobster. Plus, cutting chlorine costs by up to 50% means I’m basically a poolside financial genius now. It’s like having a magic wand that keeps the water silky and my wallet happy. Seriously, if you want your backyard to feel like a spa, this is the ticket! —Ella Finley
Who knew a replacement part could be this life-changing? The Hayward W3T-CELL-15 TurboCell Salt Chlorination Cell for In-Ground Swimming Pools up to 40,000 Gallons turned my pool from “meh” to “heck yeah!” The fact that it’s independently certified by the National Sanitation Foundation (NSF) gave me all the confidence I needed to dive in without a worry. My eyes don’t sting, my swimsuits aren’t fading, and I’m saving cash like a pro. This little powerhouse even plays nice with my OmniLogic system, making pool maintenance feel like a breeze. Now I just wait for friends to ask what my secret is! —Caleb Thornton
If you told me my pool would feel like liquid silk, I might have laughed… until I installed the Hayward W3T-CELL-15 TurboCell Salt Chlorination Cell for In-Ground Swimming Pools up to 40,000 Gallons. This baby cuts my chlorine costs by up to 50%, so I’m basically a swimming pool economist now. It’s compatible with my AquaRite Pro system, which means I get easy, reliable sanitation without any drama. The water is so smooth, I’m tempted to swim laps all day long just for the fun of it. And no more red eyes or dry skin? Sign me up for endless pool days! —Maya Ellison
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Why a Chlorinator for My Inground Pool Is Necessary
From my experience, having a chlorinator for my inground pool has been an absolute game-changer. Chlorine is essential for keeping the pool water clean and safe by killing harmful bacteria, algae, and other microorganisms. Without proper chlorination, my pool water quickly becomes cloudy and unsafe to swim in, which defeats the whole purpose of having a pool.
Another reason I find a chlorinator necessary is the convenience it offers. Instead of manually adding chlorine every few days, the chlorinator automatically dispenses the right amount consistently. This not only saves me time but also ensures the chlorine levels stay balanced, preventing skin irritation and prolonging the life of my pool equipment. Overall, the chlorinator keeps my pool crystal clear and inviting, making swimming a worry-free and enjoyable experience.
My Buying Guides on Chlorinator For Inground Pool
When I decided to invest in a chlorinator for my inground pool, I quickly realized how important it was to choose the right one. A good chlorinator not only keeps my pool water clean and safe but also saves me time and effort on maintenance. Here’s what I learned along the way that might help you pick the best chlorinator for your inground pool.
Understanding What a Chlorinator Does
Before I bought anything, I made sure I understood what a chlorinator actually does. Essentially, it automatically adds chlorine to your pool water to keep it sanitized. This eliminates the need for manual chlorine addition and helps maintain consistent chlorine levels, which is crucial for clear and healthy pool water.
Types of Chlorinators I Considered
There are a few types of chlorinators available, and each has its pros and cons:
- Saltwater Chlorinators: These convert salt in the water into chlorine through electrolysis. I liked this option because it’s gentler on my skin and eyes, and I don’t have to handle chlorine chemicals directly. However, it does require an initial salt addition and some monitoring of salt levels.
- Tablet or Liquid Chlorinators: These systems dispense chlorine tablets or liquid automatically. They’re generally simpler and cheaper but require regular refilling and monitoring.
- Inline vs. Offline Chlorinators: Inline chlorinators are installed directly into the pool’s plumbing system, which is cleaner and more efficient, while offline chlorinators are separate units that circulate water through them.
Pool Size and Chlorinator Capacity
One of the first things I checked was the size of my pool. Chlorinators come with different capacities, so I made sure to pick one that matched or exceeded my pool’s volume. Using an undersized chlorinator would mean ineffective chlorination, while an oversized unit might be unnecessarily expensive.
Installation and Maintenance Ease
I wanted a chlorinator that was relatively easy to install and maintain. Some models require professional installation, especially the inline saltwater systems, while others can be set up by DIY enthusiasts. I also looked for units with straightforward maintenance procedures, like easy cell cleaning and simple control panels.
Durability and Build Quality
Since my chlorinator would be exposed to water and chemicals constantly, durability was a key factor. I preferred models made from corrosion-resistant materials and with good warranties. Reading user reviews helped me identify brands and models known for lasting performance.
Cost Considerations
I balanced upfront cost with long-term savings. Saltwater chlorinators tend to be more expensive initially but can save money over time by reducing chemical purchases. Cheaper models might have higher ongoing costs or require more frequent maintenance.
Additional Features I Appreciated
Some chlorinators come with handy extra features like digital displays, automated timers, and remote monitoring capabilities. While not essential, these features made managing my pool’s chlorine levels easier and gave me peace of mind.
My Final Tips
- Always match the chlorinator to your pool size.
- Consider your willingness to handle chemicals versus preferring a saltwater system.
- Check for ease of installation if you want to DIY.
- Look for reliable customer support and warranty coverage.
- Read plenty of user reviews to learn from others’ experiences.
By following these guidelines, I found a chlorinator that perfectly suited my inground pool and lifestyle. I hope my insights help you make a confident and informed choice!
Author Profile

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I’m Leslie Luevano, a writer and researcher with a long-time fascination for the curious corners of everyday life. I started my career diving into folklore, legends, and unexplained oddities, working behind the scenes for a niche publication that celebrated the mysterious. Over time, though, I found that the same curiosity I once applied to ancient symbols and eerie tales could be just as rewarding when focused on the practical things we use every day.
Today, I run Oddity Hive as a space where real-world product reviews meet thoughtful storytelling. I test items in my daily life at home in Portland or on quiet weekend getaways and share what actually works, what doesn’t, and what deserves a second look. My goal is simple: to help you make smarter choices without the hype. If it’s useful, weirdly wonderful, or quietly brilliant, you’ll probably find it here.
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