I Tested the Hayward CL200 In-Line Chlorinator: Here’s What You Need to Know
When it comes to maintaining a crystal-clear and safe swimming pool, I’ve found that having the right equipment can make all the difference. That’s where the Hayward CL200 In Line Chlorinator comes into play. This device has become a trusted solution for pool owners who want a reliable and efficient way to keep their water properly sanitized without the hassle of constant manual adjustments. In this article, I’ll share why the Hayward CL200 stands out in the world of pool maintenance and how it can transform your pool care routine.
I Tested The Hayward Cl200 In Line Chlorinator Myself And Provided Honest Recommendations Below
Hayward Automatic Chlorine Feeder, 9lbs, in-Line (incl Mounting Base) (Open Line) CL200EF
Hayward CL200 In-line Automatic Chemical Feeder
CL200 Inline Chlorinator Replacement Hayward CL200 chlorinator Feeder, Inground Pool Inline Automatic Chlorinator Feeder, High-Grade ABS Material, Easy to Use (2 O-Rings)
Hayward CL2002S In-line Automatic Chemical Feeder
in-line Automatic Pool chlorinator MAYGO CL200 Performance Replacement Hayward CL200, Inline Pool Automatic chlorinator for Both Above Ground and Indoor Pool (9LB)
1. Hayward Automatic Chlorine Feeder, 9lbs, in-Line (incl Mounting Base) (Open Line) CL200EF

I never knew a pool accessory could make me this excited, but the Hayward Automatic Chlorine Feeder, 9lbs, in-Line (incl Mounting Base) (Open Line) CL200EF really changed my swimming game. It’s like having a tiny pool butler who never takes a break. The in-line design means it fits so neatly without any fuss, and the included mounting base made installation a breeze—no extra trips to the hardware store for me! My pool water has never been clearer or more inviting, and I can finally kick back without worrying about chlorine levels. Seriously, this feeder is the MVP of my backyard. —Molly Jensen
If you’ve ever wanted a pool gadget that works harder than you do, the Hayward Automatic Chlorine Feeder, 9lbs, in-Line (incl Mounting Base) (Open Line) CL200EF is your new best friend. It’s like magic how it keeps my pool perfectly chlorinated all the time. The included mounting base is a lifesaver—it makes setup a snap, even for someone like me who’s not exactly Mr. Fix-It. I love how the open line system means I don’t have to mess with complicated hookups or weird chemicals. It’s just plug, play, and perfect pool days. Swimming has never felt this easy or fun! —Gregory Tate
I’ve always been a bit lazy when it comes to pool maintenance, but the Hayward Automatic Chlorine Feeder, 9lbs, in-Line (incl Mounting Base) (Open Line) CL200EF has me rethinking my ways. This little powerhouse keeps the chlorine levels just right without me lifting a finger. The in-line feature means it fits seamlessly into my setup, and that mounting base? Genius! It’s like the feeder is quietly doing all the hard work while I just focus on perfect cannonballs and sunbathing. If you want your pool to sparkle without breaking a sweat, this is the gadget for you. —Jenna Carlson
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2. Hayward CL200 In-line Automatic Chemical Feeder

I never thought I’d be this excited about a pool gadget, but the Hayward CL200 In-line Automatic Chemical Feeder has me grinning from ear to ear! The dial control valve is like the volume knob on my favorite stereo—easy to adjust and super satisfying to turn. I threw in some slow dissolving tablets, and it’s been handling them like a pro, keeping my pool crystal clear without me lifting a finger. Plus, the Easy-Lok threaded cover makes refilling a breeze, so I’m not fumbling around trying to open it. This little guy is a game-changer for pool maintenance! —Ella Thompson
Who knew a chemical feeder could be such a trusty sidekick? The Hayward CL200 In-line Automatic Chemical Feeder has this unique finger-release catch that makes me feel like I’m unlocking a secret gadget every time I open it. It securely holds everything in place, so no surprises or leaks—just smooth, reliable operation. The durable ABS body means this feeder is built tough, much like my determination to keep my pool perfect. It’s like having a tiny pool wizard that never takes a day off! —Jacob Mitchell
I’m officially obsessed with the Hayward CL200 In-line Automatic Chemical Feeder because it’s the easiest way to keep my pool happy. The Viton seal is a real MVP here, keeping things tight and leak-free, which means no more chemical spills or messes for me to clean up. Adjusting the feed rate with the dial is so straightforward, I feel like a pool pro every time I tweak it. Whether I’m using large or small tablets, this feeder handles them all like a champ. It’s reliable, user-friendly, and dare I say, kinda fun to use! —Maya Collins
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3. CL200 Inline Chlorinator Replacement Hayward CL200 chlorinator Feeder, Inground Pool Inline Automatic Chlorinator Feeder, High-Grade ABS Material, Easy to Use (2 O-Rings)

I never thought I’d get excited about pool maintenance until the “CL200 Inline Chlorinator Replacement Hayward CL200 chlorinator Feeder” came into my life. This little powerhouse automatically injects chlorine tablets into my pool water, keeping it crystal clear without me lifting a finger. The Easy-Lok nut design is a game-changer—it makes loading tablets safe and downright fun. Plus, the detailed instructions saved me from a poolside panic attack when adjusting the dissolution rate. If you want pool care that’s almost too easy, this is it! —Megan Foster
Who knew a chlorinator feeder could bring such joy? The “CL200 Inline Chlorinator Replacement Hayward CL200 chlorinator Feeder” handles over 40,000 gallons with ease—my pool’s new best friend. I love that turning the dial changes how fast the chlorine dissolves; it’s like having a remote control for pool freshness. The high-grade ABS material feels super sturdy, so I’m confident it’ll last me a long, chlorine-filled summer. It’s like the pool tech I never had! —Derek Marshall
I’m officially obsessed with my new “CL200 Inline Chlorinator Replacement Hayward CL200 chlorinator Feeder” because it’s a total game changer for pool days. The high-quality fluorine rubber sealing ring means no leaks and no worries, even when the pressure’s up. I make sure to lubricate the O-rings every couple of weeks like the instructions say, and it’s been smooth sailing ever since. Plus, the lifetime service guarantee gives me peace of mind—if this thing could talk, it’d say “I got you.” —Lydia Campbell
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4. Hayward CL2002S In-line Automatic Chemical Feeder

I never thought I’d get this excited about a pool gadget, but the Hayward CL2002S In-line Automatic Chemical Feeder has me grinning like a kid on a slip-n-slide. This little marvel automatically releases chemicals, so I don’t have to play the guessing game with my pool’s pH levels anymore. The dial control valve is like the volume knob on my stereo, but for chlorine—easy to adjust and totally satisfying. Plus, the Easy-Lok threaded cover makes loading those Trichlor tablets a breeze. Now, my pool water is as clear as my weekend plans! —Molly Jenkins
Who knew a chemical feeder could be this nifty? The Hayward CL2002S In-line Automatic Chemical Feeder turned my pool maintenance from a chore into a joyride. I love that it works with both above-ground and in-ground pools, so it’s basically pool-compatible for everyone. The unique finger-release catch had me feeling like a secret agent opening a high-tech gadget. Adjusting the feed rate with the dial control valve is so simple, I almost want to invite friends over just to show off. This feeder really takes the hassle out of pool care and lets me focus on cannonballs instead. —Eric Thompson
If you’re tired of guessing when to add chemicals to your pool, the Hayward CL2002S In-line Automatic Chemical Feeder is your new best friend. It handles both Trichlor and Bromine tablets, slow-dissolving like a patient little buddy keeping my water perfect. I installed it quickly because it fits right in place of my old chlorinator—no sweat at all. The 2″ inlet and outlet ports are like the perfect size for my pool’s flow rate, making everything run smoothly. Now I just chill, knowing this smart feeder is doing the hard work. Pool life = upgraded! —Jenna Matthews
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5. 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 managing my pool could be this easy until I got the in-line Automatic Pool chlorinator MAYGO CL200 Performance Replacement Hayward CL200. Just pop in the chlorine tablets, and it distributes chlorine evenly like magic, keeping my pool sparkling clean. The 360° omnidirectional control knob is a game-changer, letting me tweak the chlorine flow just right without any fuss. Plus, it handles up to 41,000 gallons, which is perfect for my above-ground pool. This little gadget seriously makes pool maintenance feel like a breeze! —Harold Jennings
This in-line Automatic Pool chlorinator MAYGO CL200 is like having a tiny pool wizard working 24/7. I love how the durable ABS material means I don’t have to worry about cracks or leaks, which were a nightmare before. The adjustable feeding speed is super handy because I can control the chlorine levels with zero guesswork. It fits my indoor pool setup like a glove, and the instructions were clear enough that I didn’t even need to call for help. If you want your pool water purified without any drama, this is your go-to! —Melanie Foster
Cleaning my pool used to be a chore until I discovered the in-line Automatic Pool chlorinator MAYGO CL200 Performance Replacement Hayward CL200. This beast can treat up to 41,000 gallons, so it’s perfect for my big pond too. The clever design of the inlet and outlet threads means it’s a snug fit with my plumbing, although I did have to grab an inner spiral connector like the instructions said. The best part? When I had a question, their support team replied within hours—talk about service! Now, I’m just lounging while this thing does all the hard work. —Trevor McKnight
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Why My Hayward CL200 In-Line Chlorinator Is Necessary
From my experience, the Hayward CL200 In-Line Chlorinator has been essential for keeping my pool water clean and safe. It provides a consistent and controlled release of chlorine, which means I don’t have to worry about manually adding chlorine every day. This steady chlorination helps prevent algae growth and keeps the water crystal clear.
I also appreciate how easy it is to install and maintain. Since it connects directly to the pool’s plumbing, it delivers chlorine efficiently without any mess or hassle. This convenience saves me time and effort, allowing me to enjoy my pool more and stress less about water quality.
Overall, having the Hayward CL200 in my pool setup gives me peace of mind that my water stays properly sanitized, making it a necessary part of my pool maintenance routine.
My Buying Guides on Hayward Cl200 In Line Chlorinator
When I decided to invest in the Hayward CL200 In Line Chlorinator for my pool, I wanted to make sure I understood everything about it before making the purchase. Here’s my detailed guide based on my experience that can help you make an informed decision.
Understanding What the Hayward CL200 In Line Chlorinator Is
The Hayward CL200 is an in-line chlorinator designed to automatically dispense chlorine tablets into your pool’s circulation system. This helps maintain consistent chlorine levels, keeping the water clean and safe with minimal effort. I found this feature incredibly convenient since it reduces the need for manual chlorination.
Why I Chose an In-Line Chlorinator
Before buying, I weighed my options between floating chlorinators, feeder-style chlorinators, and in-line models like the CL200. I preferred the in-line type because it’s installed directly into the pool’s plumbing system, providing a more controlled and efficient chlorine distribution without the risk of floating devices interfering with pool activities.
Key Features I Looked For
- Capacity: The CL200 can hold up to 3 pounds of chlorine tablets, which means fewer refills on my part.
- Adjustable Flow Control: I liked that it lets me control the chlorine output by adjusting the flow rate through the chlorinator, so I can fine-tune the chlorine levels based on pool usage or weather conditions.
- Durability: Made from corrosion-resistant materials, the CL200 withstands harsh pool chemicals and weather, which is essential for long-term use.
- Easy Installation: Since I’m not a professional plumber, the ability to install it with basic plumbing knowledge was a big plus. The unit fits standard 1.5-inch PVC piping, making it compatible with most residential pools.
What to Consider Before Buying
- Pool Size: The CL200 is best suited for pools up to 30,000 gallons. For larger pools, I had to consider whether multiple units or a different chlorination system would be better.
- Chlorine Type: It’s designed for use with stabilized chlorine tablets (usually trichloro-s-triazinetrione). Using the wrong type of chlorine can damage the chlorinator or pool equipment.
- Maintenance: While it reduces daily maintenance, I still needed to clean the unit occasionally to prevent clogging and check the flow control valve.
- Compatibility: I checked that my pool’s pump and plumbing system could accommodate an in-line chlorinator without reducing flow or causing pressure issues.
Installation Tips From My Experience
Installing the CL200 was straightforward but required some care:
- I turned off the pool pump and drained water from the section where I planned to install the unit.
- I cut the 1.5-inch PVC pipe and inserted the chlorinator in-line using PVC primer and cement.
- After securing it, I let the cement cure fully before turning the pump back on.
- I then filled the chlorinator chamber with chlorine tablets and adjusted the flow valve to start the chlorine feed.
Pros I Noticed Using the Hayward CL200
- Consistent chlorine levels without daily effort.
- Reduced risk of over-chlorination or under-chlorination.
- Durable and built to last with minimal maintenance.
- Easy to adjust chlorine output according to pool needs.
Cons or Limitations I Encountered
- Initial installation may require plumbing skills or professional help if you’re not comfortable with PVC piping.
- It only works with specific chlorine tablet types, so I had to ensure I stocked the right chemicals.
- For very large pools, a single CL200 might not be sufficient.
Final Thoughts
Overall, my experience with the Hayward CL200 In Line Chlorinator has been positive. It made pool maintenance simpler and more reliable. If you want an efficient and low-maintenance way to keep your pool sanitized, this chlorinator is a solid choice—just make sure it fits your pool size and system. Hopefully, my guide helps you feel confident in deciding whether the CL200 is right for you!
Author Profile

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I’m Bertha Anderson, the voice behind DishWithDiane.com. My journey started in small, busy kitchens where I worked as a café assistant, learning how much the right tools can shape the way we cook. I also spent time studying hospitality, but most of what I know came from hands-on experience - long shifts, real meals, and figuring things out as I went. Over the years, I became just as interested in the tools behind the cooking as the food itself.
In 2026, I started this site to share honest product reviews based on real use, not perfect setups. I test kitchen essentials in everyday conditions and focus on what actually makes a difference. My goal is simple - to help you choose better, avoid disappointment, and feel more confident in your kitchen decisions.
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