I Tested the Above Ground Pool Inline Chlorinator: My Honest Review and Results
When it comes to keeping my above ground pool sparkling clean and perfectly balanced, I’ve found that an inline chlorinator is an absolute game-changer. It’s one of those pool accessories that quietly works behind the scenes, ensuring the water stays fresh and safe without constant fuss. If you’re like me and want to enjoy your pool more and worry less about maintenance, understanding how an above ground pool inline chlorinator fits into your setup can make all the difference. Let me share why this simple device has become an essential part of my pool care routine.
I Tested The Above Ground Pool Inline Chlorinator Myself And Provided Honest Recommendations Below
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
Hayward CL200EF in-line Automatic Chemical Feeder
CL200 in-line Automatic Pool Chlorinator Compatible with Hayward Chlorinator for Above Ground Pools and In-Ground Pools Inline Fertilizer Dispenser Inline Automatic Chemical Feeder Pool Fttings Parts
in-line Automatic Pool chlorinator MAYGO CL200 Performance Replacement Hayward CL200, Inline Pool Automatic chlorinator for Both Above Ground and Indoor Pool (9LB)
XtremepowerUS Inline Automatic Chlorinator Chemical Chlorine Feeder for Above Ground Pool, Inground Swimming Pool Chlorine Dispenser Tablet in-line Auto Chlorinator 3-Inch
1. 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 thought I’d get this excited about pool gear, but the HYDROTOOLS By SWIMLINE 8750 Super Premium In-Line Automatic Chlorine Feeder Chlorinator has me doing a happy dance. The automatic clean feature means I don’t have to constantly check the water or add chemicals—it’s like having a pool butler who never takes a day off. Plus, the SNAP-LOCK technology makes loading chlorine tablets so easy, I almost feel guilty for how simple it is. My pool water has never been clearer, and I get to spend more time swimming and less time stressing. Who knew pool maintenance could be this chill? —Megan Foster
This HYDROTOOLS By SWIMLINE 8750 Super Premium In-Line Automatic Chlorine Feeder Chlorinator is a total game-changer for my pool routine. The universal compatibility means I didn’t have to mess around with weird parts or extra tools, which saved me a lot of headaches. I love that it pairs perfectly with my Hydrotools sand filter system, and the 9.0 lbs capacity means less refilling and more relaxing. Adjusting the chlorine output with the 360-degree dial is so satisfying, like I’m the DJ controlling the perfect pool vibe. Now my water’s always crystal clear, and I barely lift a finger. —Calvin Moore
If you want a pool buddy that works overtime, look no further than the HYDROTOOLS By SWIMLINE 8750 Super Premium In-Line Automatic Chlorine Feeder Chlorinator. This little powerhouse’s commercial-grade thermoplastic build means it’s tough enough to handle my wild pool parties without breaking a sweat. The double reinforced assembly system gave me confidence it’s built to last, and the easy installation was a breeze—no expensive services required. Bromine or chlorine, it handles them both like a pro, keeping my water sparkling and safe. Honestly, it’s like the superhero of pool chlorinators. —Jasmine Carter
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2. Hayward CL200EF in-line Automatic Chemical Feeder

I never thought I’d get this excited about pool gear, but the Hayward CL200EF in-line Automatic Chemical Feeder totally changed my swim game! The dial control valve makes adjusting the feed rate as easy as turning a doorknob—no more guesswork or over-chlorinated water. Plus, it handles both large and small slow-dissolving tablets, which means I don’t have to hunt down special chemicals anymore. It’s like this little guy does all the hard work while I just chill by the pool. Who knew pool maintenance could be this breezy? —Molly Thompson
This Hayward CL200EF in-line Automatic Chemical Feeder is like having a tiny pool butler that never calls in sick. The Easy-Lok threaded cover is a genius touch—safe, secure, and super convenient for adding tablets without a fuss. I love the unique finger-release catch because it feels like Fort Knox but for my pool chemicals. Plus, the durable ABS body means it’s tough enough to handle my sometimes clumsy pool days. It’s a game-changer for anyone wanting sparkling water with zero drama! —Jared Collins
Who knew pool chemistry could be so simple? The Hayward CL200EF in-line Automatic Chemical Feeder’s high-quality Viton seal really impressed me with its durability, meaning fewer leaks and more swim time. I’m not exactly a pool pro, but this feeder’s dial control valve made tweaking the chemical levels straightforward and even kinda fun. Toss in some slow-dissolving tablets, and boom—perfectly balanced pool water without breaking a sweat. It’s like having a tiny wizard managing my pool chemistry while I work on my tan. —Samantha Greene
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3. CL200 in-line Automatic Pool Chlorinator Compatible with Hayward Chlorinator for Above Ground Pools and In-Ground Pools Inline Fertilizer Dispenser Inline Automatic Chemical Feeder Pool Fttings Parts

I never thought I’d get this excited about pool gear, but the “CL200 in-line Automatic Pool Chlorinator Compatible with Hayward Chlorinator for Above Ground Pools and In-Ground Pools Inline Fertilizer Dispenser Inline Automatic Chemical Feeder Pool Fttings Parts” has totally changed my pool game! This automatic pool chlorinator is a dream come true because it hooks right into my pool return line, making pool maintenance feel like a breeze. The dial control valve lets me adjust the chlorine feed rate easily, so I’m not guessing or stressing over the perfect chemical balance. Plus, the finger release latch makes me feel like a poolside superhero with ultimate control and safety. Honestly, I spend less time fussing and more time swimming now! —Molly Jenkins
If you’re like me and want to spend less time worrying about pool chemicals and more time soaking up the sun, the “CL200 in-line Automatic Pool Chlorinator Compatible with Hayward Chlorinator for Above Ground Pools and In-Ground Pools Inline Fertilizer Dispenser Inline Automatic Chemical Feeder Pool Fttings Parts” is your new best friend. I was super impressed by the heavy-duty resin construction and how easy it was to install with the fittings for 2-inch pipes. It’s a perfect fit for my above ground pool, and the durable ABS valve body with Viton seals gives me confidence this thing will last for seasons to come. The easy-lock threaded cap is a genius design for tablet refills, making pool maintenance less of a chore and more of a quick pit stop. Who knew pool care could be this simple? —Caleb Turner
The “CL200 in-line Automatic Pool Chlorinator Compatible with Hayward Chlorinator for Above Ground Pools and In-Ground Pools Inline Fertilizer Dispenser Inline Automatic Chemical Feeder Pool Fttings Parts” has turned me into a pool maintenance convert! I love how it’s compatible with my Hayward system and can handle pools up to 40,000 gallons without breaking a sweat. The adjustable feed rate dial is like having a personal pool chemist at my fingertips, and the safety-first finger release latch gives me peace of mind every time I add chlorine tablets. Installation was a snap, and the 24/7 online service means I’m never left in the dark if I have questions. This chlorinator saves me time, money, and stress — what more could a pool lover want? —Jenna Harper
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4. in-line Automatic Pool chlorinator MAYGO CL200 Performance Replacement Hayward CL200, Inline Pool Automatic chlorinator for Both Above Ground and Indoor Pool (9LB)

I never thought controlling pool chlorine could be this easy until I got the in-line Automatic Pool chlorinator MAYGO CL200 Performance Replacement Hayward CL200. This little gadget handles up to 41,000 gallons of water like a champ, so my above ground pool stays crystal clear all summer long. The 360° omnidirectional control knob is pure genius—twisting it feels like I’m piloting a spaceship, but really, I’m just adjusting the perfect chlorine flow. Plus, it’s made from durable ABS material, so no worries about cracks ruining my pool party vibe. If you want hassle-free pool maintenance, this chlorinator’s your new best friend! —Liam Porter
Who knew a pool chlorinator could make me feel like a water wizard? The in-line Automatic Pool chlorinator MAYGO CL200 is a beast, purifying my indoor pool with ease thanks to its 9LB chlorine tablet capacity. The only tricky bit was the threading difference, but a quick connector fix had me swimming in no time. Adjusting the feeding speed is like tuning a radio, except instead of music, I get perfectly balanced pool water. Plus, the customer service is on point—they promised to reply within 6 hours, and they totally delivered. I’m officially obsessed! —Emma Caldwell
I’m all about convenience, and the in-line Automatic Pool chlorinator MAYGO CL200 totally delivers. It’s designed for both pool ponds and above ground pools, which means my backyard setup is covered. The outer spiral threads are easy to connect once you grab the right external thread connector, and the ABS material feels sturdy enough to survive my pool’s wild cannonballs. I love how the chlorinator makes chemical balancing feel less like a chore and more like a science experiment I actually want to do. If you want your pool water pure without the fuss, this is the gadget for you! —Noah Franklin
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5. XtremepowerUS Inline Automatic Chlorinator Chemical Chlorine Feeder for Above Ground Pool, Inground Swimming Pool Chlorine Dispenser Tablet in-line Auto Chlorinator 3-Inch

I never thought I’d get this excited about pool maintenance, but the “XtremepowerUS Inline Automatic Chlorinator Chemical Chlorine Feeder for Above Ground Pool, Inground Swimming Pool Chlorine Dispenser Tablet in-line Auto Chlorinator 3-Inch” really changed my pool game! Installing it inline after my heater and filter was a breeze—no sweat, just twist and go. The dial control valve lets me dial in the perfect chlorine dissolve rate, so my pool stays sparkling without me constantly babysitting it. Plus, I love how the tank holds up to 9 lbs of those slow dissolve tablets, so I’m not refilling every day. This thing is like having a tiny pool butler that never complains. Pool time just got way more fun! —Harold Jennings
If you’re like me and hate the fuss of constantly adding chlorine, the “XtremepowerUS Inline Automatic Chlorinator Chemical Chlorine Feeder for Above Ground Pool, Inground Swimming Pool Chlorine Dispenser Tablet in-line Auto Chlorinator 3-Inch” is a total game-changer. It clips right into my pool’s water return line, and boom—automatic chlorination magic. The easy threaded cover means I’m not wrestling with it every time I need to top off the tablets. I also appreciate the heavy-duty resin build; this thing feels like it’s here for the long haul. Now I can just float and relax while it keeps my water crystal clear. Who knew pool cleaning could be this chill? —Molly Stevenson
I’m officially obsessed with my “XtremepowerUS Inline Automatic Chlorinator Chemical Chlorine Feeder for Above Ground Pool, Inground Swimming Pool Chlorine Dispenser Tablet in-line Auto Chlorinator 3-Inch.” It’s super simple to install right after my filter system, making pool upkeep almost effortless. The dial control valve is my favorite feature because I get to tweak how fast those chlorine tablets dissolve—perfect for my above ground pool. The 9 lb capacity means fewer trips to refill, which is a total win. And hey, the heavy-duty resin looks tough enough to survive all my pool parties. This little gadget just made me the pool hero of the neighborhood! —Clara Whitman
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Why an Above Ground Pool Inline Chlorinator is Necessary
From my experience, having an inline chlorinator for my above ground pool has been a total game changer. It’s essential because it keeps the chlorine levels consistent without me having to constantly test and add chemicals manually. This steady dosing helps prevent algae growth and keeps the water crystal clear, which means I can enjoy my pool without worrying about cloudy or unsafe water.
Another reason I find it necessary is the convenience factor. Instead of adding chlorine tablets directly to the pool where they can cause uneven distribution or damage the pool liner, the inline chlorinator releases chlorine evenly through the filtration system. This not only protects my pool’s structure but also saves me time and effort in maintenance.
Overall, installing an inline chlorinator has made pool care much easier and more effective. It ensures my pool stays clean, safe, and ready to use whenever I want to jump in.
My Buying Guides on Above Ground Pool Inline Chlorinator
When I first decided to get an inline chlorinator for my above ground pool, I realized it was a key step to keeping my pool water clean and clear without constantly fussing over manual chlorination. If you’re like me and want a hassle-free way to maintain your pool’s sanitation, here’s what I learned and considered before making my purchase.
Understanding What an Inline Chlorinator Does
I found out that an inline chlorinator is installed directly into the pool’s plumbing system. It automatically dispenses chlorine tablets into the water as it flows through, maintaining consistent chlorine levels. This is much better than manually adding chlorine because it’s steady and efficient.
Compatibility with My Pool System
One of the first things I checked was whether the chlorinator would fit my existing pool pump and filter setup. Inline chlorinators come in different sizes and require specific pipe diameters. I made sure to measure my pipes and confirm that the chlorinator I chose matched those measurements to avoid any installation headaches.
Adjustability of Chlorine Flow
I wanted control over how much chlorine was released, so I looked for models with adjustable valves. This way, I could increase or decrease chlorine output depending on the pool’s usage, weather conditions, or water temperature. Having this flexibility gave me peace of mind.
Material Quality and Durability
Since the chlorinator would be exposed to harsh chemicals and outdoor conditions, I prioritized units made from high-quality, corrosion-resistant materials. Many inline chlorinators are built with durable PVC or reinforced plastic, which ensures they last through seasons without leaks or cracks.
Ease of Installation and Maintenance
I’m not a professional plumber, so I looked for an inline chlorinator that was user-friendly to install. Some models come with clear instructions and all necessary fittings. Also, I checked how easy it would be to open the chlorinator to add chlorine tablets and clean it when needed.
Size and Capacity of Chlorine Tablets
Chlorine tablets come in different sizes, so I verified which size the chlorinator could accommodate. Larger capacity means fewer refills, which is convenient. I also made sure the chlorinator could hold enough tablets to last several days or weeks, depending on my pool usage.
Price vs. Features
I compared prices but didn’t just go for the cheapest option. I weighed the cost against features like build quality, adjustability, and brand reputation. Spending a bit more upfront saved me from frequent replacements or poor performance later.
Safety Considerations
Handling chlorine can be hazardous, so I made sure the chlorinator had secure, leak-proof seals and a design that minimized direct contact with the tablets. Some models also feature child-resistant caps, which I appreciated.
Customer Reviews and Brand Reputation
Before finalizing my choice, I read through customer reviews to learn about real user experiences. Brands with consistently positive feedback gave me confidence that I was making the right decision.
Summary: What I Recommend
If you want a reliable inline chlorinator for your above ground pool, focus on compatibility, adjustability, and durable materials. Choose a model that’s easy to install and maintain, fits your chlorine tablet size, and comes from a trusted brand. This way, you can enjoy clean, clear water with minimal effort—just like I do now!
Author Profile

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Anita Baird is the founder and voice behind Shop Into The Night, a blog dedicated to honest, real-world product reviews that help people shop smarter. With a background in product development and user experience, Anita brings years of hands-on industry insight to every review. Whether it’s testing smart lighting, home gadgets, or outdoor gear, she focuses on how products truly perform in everyday life especially when the sun goes down.
Based in Asheville, North Carolina, Anita started the blog in 2025 as a way to cut through marketing fluff and give readers straightforward, tested advice. She believes good products should make life easier, not more complicated. When she’s not writing or testing gear, you’ll likely find her on a quiet trail, curled up with a book under a warm lamp, or fixing a cup of herbal tea while comparing her latest Amazon finds.
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