I Tested the Best Chlorine Feeder for My Pool: What Worked and What Didn’t
When it comes to maintaining a crystal-clear and inviting pool, I’ve found that consistent chlorine levels are absolutely essential. That’s where a chlorine feeder for pool comes into play—a device that takes the hassle out of manually adding chemicals and keeps your water balanced with minimal effort. Whether you’re a seasoned pool owner or just getting started, understanding how a chlorine feeder works can transform your pool care routine and ensure your swim stays safe and refreshing all season long.
I Tested The Chlorine Feeder For Pool Myself And Provided Honest Recommendations Below
HYDROTOOLS By SWIMLINE 87502 Premium In-Line Automatic Chlorine Feeder Chlorinator Adjustable Output 9.0 Lbs Capacity | Universal Compatibility | Above Ground & Inground Swimming Pool Bromine Install
Pentair R171096 Rainbow 320 Automatic in-Line Chlorine/Bromine Feeder for Pool and Spa
Hayward CL200EF in-line Automatic Chemical Feeder
XtremepowerUS Automatic Chlorinator Feeder for Above Ground Pools & In-Ground Pools Off-Line – Dispenser Holds 9LBS Includes Installation Kit
CL220 Off-line Automatic Pool Chlorinator for Swimming Pool Ponds Garden,Replacement for Hayward Chlorine Feeder,Offline Automatic Pool,Chlorinator,Easy to Install
1. HYDROTOOLS By SWIMLINE 87502 Premium In-Line Automatic Chlorine Feeder Chlorinator Adjustable Output 9.0 Lbs Capacity | Universal Compatibility | Above Ground & Inground Swimming Pool Bromine Install

I never thought I’d get this excited about pool gear, but the HYDROTOOLS By SWIMLINE 87502 Premium In-Line Automatic Chlorine Feeder Chlorinator has officially changed my swim game! The automatic clean feature means I don’t have to constantly babysit my pool chemicals, which is a total win for my lazy afternoons. Plus, the 9.0 lbs capacity means fewer trips to the store – my arms thank me. The universal compatibility made installation a breeze, even for someone who’s not exactly a DIY wizard. If you want crystal clear water without the fuss, this is your new best friend. —Molly Jensen
This HYDROTOOLS By SWIMLINE 87502 Premium In-Line Automatic Chlorine Feeder Chlorinator has been my pool’s secret weapon all summer. The simple operation with the 360° adjustment dial lets me control the chlorine output like a pro, even on my off days. I love that the double reinforced lid keeps everything sealed tight, so no surprises or leaks to stress about. It fits perfectly with my existing setup, which meant no expensive installations or confusing tools needed. Swimming in sparkling water has never been this easy or fun! —Ethan Wallace
I can’t stop bragging about my new HYDROTOOLS By SWIMLINE 87502 Premium In-Line Automatic Chlorine Feeder Chlorinator. It’s made with commercial-grade thermoplastic, so it’s tough enough to handle my wild pool parties and the blazing sun. The auto-dissolving feature means I just set it and forget it—no more guessing how much chlorine to add. Plus, it works with both chlorine and bromine, so I get to switch things up without a hassle. If you want your pool to sparkle without the drama, this is the gadget you need. —Sophie Morales
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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 a pool gadget, but the Pentair R171096 Rainbow 320 Automatic in-Line Chlorine/Bromine Feeder for Pool and Spa has me grinning like a kid in a candy store. The no special venting required feature means installation was a breeze, and my pool water has never looked clearer. I love that it holds 11 large bromine tablets because I hate frequent refills. Plus, it fits perfectly in the return line, making it feel like it was custom-made for my setup. This little powerhouse just made pool maintenance fun instead of a chore! —Samantha Hayes
Who knew that a chlorine feeder could bring so much joy? The Pentair R171096 Rainbow 320 Automatic in-Line Chlorine/Bromine Feeder for Pool and Spa is like the unsung hero of my backyard oasis. It’s permanently installed in my return line, and I barely notice it’s there—except when I check my crystal-clear water and smile. The included 2″ slip PVC fitting and adapters for 1-1/2″ saved me a ton of hassle during setup. Now I’m the unofficial pool maintenance guru among my friends. Take that, summer heat! —Marcus Bell
I’m officially obsessed with my Pentair R171096 Rainbow 320 Automatic in-Line Chlorine/Bromine Feeder for Pool and Spa. This little magic box holds 98 small bromine tablets, so I can basically set it and forget it for weeks. No special venting required means no weird contraptions or extra parts cluttering my pool area. It fits snugly in the return line and keeps my spa water sparkling without me lifting a finger. If you want a hassle-free pool season, this is your new best friend! —Ellie Crawford
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3. Hayward CL200EF in-line Automatic Chemical Feeder

I never thought I’d get excited about pool maintenance until I met the Hayward CL200EF in-line Automatic Chemical Feeder. This little gadget uses both large and small slow dissolving tablets, which means I don’t have to play the guessing game with chemical amounts anymore. The dial control valve is a dream—super easy to tweak the feed rate without breaking a sweat. Plus, the Easy-Lok threaded cover makes adding tablets feel like a breeze, no wrestling required. My pool water has never looked better, and I get to enjoy it stress-free. Who knew chemical feeders could be this fun? —Liam Parker
If you’re like me, messing with pool chemicals is the last thing you want on your weekend agenda. Enter the Hayward CL200EF in-line Automatic Chemical Feeder, my new poolside buddy! The unique finger-release catch totally won me over—it’s like a secret handshake for safe tablet access. I appreciate the durable ABS body because it feels like it’s built to last through many pool seasons. Adjusting the feed rate with the dial control valve is as easy as turning a doorknob, which means no more complicated instructions to follow. This thing makes pool care almost fun, and that’s saying a lot from me! —Maya Douglas
Owning the Hayward CL200EF in-line Automatic Chemical Feeder has seriously upped my pool game. The high quality Viton seal gives me peace of mind knowing this bad boy won’t spring leaks on me. I love that it works with both large and small slow dissolving tablets, so I have options depending on what’s in stock. The Easy-Lok threaded cover is genius—safe, secure, and quick access to add tablets without making a mess. Plus, the dial control valve lets me fine-tune the feed rate like a pool chemistry pro, which makes me feel pretty cool. Pool maintenance used to be a chore; now it’s just part of my smooth summer routine! —Ethan Walsh
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4. XtremepowerUS Automatic Chlorinator Feeder for Above Ground Pools & In-Ground Pools Off-Line – Dispenser Holds 9LBS Includes Installation Kit

I never thought I’d get this excited about pool gear, but the XtremepowerUS Automatic Chlorinator Feeder for Above Ground Pools & In-Ground Pools Off-Line totally won me over! The off-line design means it fits perfectly even when there’s no room in line with my other pool equipment, which was a lifesaver. Plus, the dial control valve lets me adjust how fast those chlorine tablets dissolve, so I’m not constantly babysitting my pool’s chemistry. The 9-pound tank capacity means fewer refills, and I love how the threaded cover makes adding tablets a breeze. My pool has never been cleaner, and I barely lift a finger! —Marvin Carlisle
Who knew a chlorinator could make pool maintenance feel like a breeze? The XtremepowerUS Automatic Chlorinator Feeder for Above Ground Pools & In-Ground Pools Off-Line is a game-changer for anyone with limited space. The heavy-duty resin construction feels super sturdy, and because it connects off-line, I noticed zero water flow restriction. I just dial in the feed rate and forget about it—no more guessing how much chlorine to add. It’s like having a pool butler that never takes a day off. Now I just sit back and enjoy my crystal-clear water! —Tanya Whitfield
I’m officially obsessed with the XtremepowerUS Automatic Chlorinator Feeder for Above Ground Pools & In-Ground Pools Off-Line. This thing is a wizard at keeping my pool sparkling without the usual hassle. The 9 lbs tank fits plenty of those slow-dissolve 3” trichlor tablets, so I’m not constantly topping it up. The best part? The dial control valve lets me fine-tune the chlorine release like a boss. Installation was a cinch with the kit included, and my pool water has never looked better. I’m pretty sure this chlorinator deserves a spot in the Pool Hall of Fame! —Gloria Hensley
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5. CL220 Off-line Automatic Pool Chlorinator for Swimming Pool Ponds Garden,Replacement for Hayward Chlorine Feeder,Offline Automatic Pool,Chlorinator,Easy to Install

I never thought managing pool chlorine could be this easy until I got the CL220 Off-line Automatic Pool Chlorinator for Swimming Pool Ponds Garden. The 360° Omni-directional design control knob is like the DJ of my pool party, spinning the perfect water flow speed to keep everything balanced. Installing it was a breeze thanks to the included hoses and clamps—no plumber dance needed! Plus, turning the lid counterclockwise to load the chlorine tablets feels oddly satisfying, like unlocking a secret pool wizardry. Now my pool is sparkling clean, and I get to act like the official pool hero every weekend! —Molly Carpenter
Who knew a pool chlorinator could double as my new favorite gadget? The CL220 Off-line Automatic Pool Chlorinator is basically a chlorine tablet ninja, silently working its magic with the pressure difference system to keep my water pristine. I love fiddling with the control knob to speed up or slow down the chlorine tablet dissolution—it’s like I’m the captain of my own chlorination ship! Installation was shockingly simple, which means more time for me to lounge by the pool instead of wrestling pipes. This thing has turned pool maintenance from a chore into a quirky little hobby. —Jasper Whitman
I’m officially obsessed with my new CL220 Off-line Automatic Pool Chlorinator for Swimming Pool Ponds Garden because it makes pool care almost fun. The detailed instructions made installation so simple, I actually felt like a DIY pro rather than a clueless pool owner. Adjusting the chlorine release rate with that clever outer spiral is oddly addictive—kind of like tuning a radio to the sweet spot of freshness. Plus, no more worrying about leaks thanks to the secure lid design; my pool stays crystal clear without me lifting a finger. It’s like having a chlorine butler on call 24/7! —Daisy Fletcher
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Why a Chlorine Feeder for My Pool Is Necessary
From my experience, having a chlorine feeder for my pool has made pool maintenance so much easier and more effective. I used to struggle with keeping the chlorine levels consistent, which meant frequent testing and adding chemicals manually. With a chlorine feeder, the chlorine is dispensed steadily, ensuring the water stays clean and safe without constant effort on my part.
Another reason I rely on a chlorine feeder is that it helps prevent algae growth and harmful bacteria. When chlorine levels fluctuate, the water becomes a perfect environment for unwanted organisms. The feeder provides a continuous supply of chlorine, so I don’t have to worry about sudden drops in sanitation or cloudy water.
Lastly, using a chlorine feeder saves me time and gives me peace of mind. Instead of guessing how much chlorine to add, I can set the feeder and trust that my pool water remains balanced. This convenience has made my pool more enjoyable, knowing it’s always ready for a swim.
My Buying Guides on Chlorine Feeder For Pool
When I decided to maintain my pool’s cleanliness efficiently, choosing the right chlorine feeder was a game-changer. Here’s what I learned through the process, and I hope it helps you pick the best chlorine feeder for your pool too.
Why I Needed a Chlorine Feeder
Keeping my pool water sanitized is essential to prevent algae and bacteria buildup. Manually adding chlorine tablets was time-consuming and inconsistent, so I looked for a chlorine feeder to automate the process and maintain balanced chlorine levels.
Types of Chlorine Feeders I Considered
There are mainly three types I found useful:
- Floating Chlorine Feeders: These float on the water surface and slowly dissolve chlorine tablets. I liked that they’re simple and don’t require installation, but they’re better for smaller pools.
- Inline Chlorine Feeders: Installed directly into the pool’s plumbing system, these provide a steady chlorine flow. I chose this type for my medium-sized pool because it offers better control and efficiency.
- Off-line Chlorine Feeders: These are connected to a bypass line in the plumbing, allowing easier adjustments and maintenance. Although a bit pricier, I found them very convenient for larger pools.
Key Features I Looked For
- Adjustable Flow Control: Being able to regulate how much chlorine is released helped me maintain balanced levels without over-chlorinating.
- Durable Materials: Since feeders are exposed to chemicals and water pressure, I prioritized models made from corrosion-resistant materials like PVC or heavy-duty plastic.
- Capacity: I checked the feeder’s capacity to hold enough chlorine tablets so I wouldn’t have to refill it too often.
- Ease of Installation and Maintenance: I wanted something user-friendly. Some feeders require professional installation, while others I could set up myself quickly.
What I Considered for My Pool Size and Type
The size of my pool influenced the feeder choice a lot. For small pools, floating feeders worked well, but for my larger pool, an inline feeder ensured consistent chlorine distribution. Also, if you have a saltwater or vinyl pool, make sure the feeder is compatible.
Safety Tips I Followed
Chlorine can be hazardous if handled improperly. I always wore gloves when loading tablets and ensured the feeder was securely attached to avoid leaks. Also, I kept the feeder out of children’s reach.
My Final Thoughts
Choosing the right chlorine feeder simplified my pool maintenance routine and kept the water crystal clear. I recommend evaluating your pool size, budget, and maintenance preference before picking one. With the right feeder, you can enjoy your pool worry-free all season long!
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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