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The 8 Best offline chlorinators of 2024

Are you trying to find offline chlorinators among various brands on the market but aren’t sure where to begin? To assist you in finding the right one, we’ve put together a list of the 7 best to help you pick the perfect one!

We investigated and evaluated a number of the top-selling offline chlorinators on the market in order to create our list of the best. Making a decision among the many options available is never simple. There are an infinite number of models available, each with a distinct price. And as you’ll find out, the best options aren’t usually the ones you imagine! This comparison is rich and relevant because of the numerous factors that were employed. You will find products featured in this ranking not only based on their pricing but also on their features and other customers reviews. To write this review, we completed 23 hours of research and did 65 offline chlorinators tests. You won’t need to pick products at random any more. If you’re unsure of what to look for, browse our list and consult the buying guide!

An overview of our top picks

Table of contents

The best offline chlorinators you can buy today

SaleNo. 1
Hayward CL220 Off-line Automatic Chemical Feeder
  • Uses large or small, slow dissolving tablets
  • Dial control valve allows for easy feed rate adjustment
  • Easy-Lok threaded cover for safe and convenient access to add tablets
  • Unique finger-release catch provides extra security
  • Durable ABS body and high quality Viton seal for extended life
No. 2
CL220 Off-line Automatic Pool Chlorinator for Swimming Pool Ponds Garden,Replacement for Hayward Chlorine Feeder,Economy in-Line Above-Ground Pool Automatic Chlorine Bromine Feeder,Easy to Install
  • ✅【Simple Operation】The Easy-Lok threaded cap on the top allows the chlorine tablets to be placed conveniently and safely, and the unique finger release button design additionally increases the safety of use. The 360° omnidirectionally designed control knob at the bottom can well control the speed of the water inlet and outlet, and can easily adjust the feeding speed and frequency, which is convenient and practical.
  • ✅【Working Principle】The CL220 Off-line Automatic Chlorinator operates by putting the injected chlorine tablets according to the pressure difference of the system, and the system will pump water through the water feeder. After processing, it is automatically added to the swimming pool to achieve the effect of purifying the swimming pool water.
  • ✅【Easy Installation】Chlorinator Bromine Feeder is very simple to operate and install, without any work, just use the hose that comes with the package to install it on new or old equipment, you can easily complete the installation and purify your swimming pool.
  • ✅【Package Includs】In addition to the main body of CL220 Off-line Automatic Pool Chlorinato, the Package also includes installation accessories such as PVC hose, clamp, gasket, teflon tape, etc., saving you time and money. The sturdy and durable ABS valve body and high-quality Viton seals can extend the service life.
  • ✅【Package Includs】In addition to the main body of CL220 Off-line Automatic Pool Chlorinato, the Package also includes installation accessories such as PVC hose, clamp, gasket, teflon tape, etc., saving you time and money. The sturdy and durable ABS valve body and high-quality Viton seals can extend the service life.
No. 3
Southeastern Swimming Pool Offline Chlorinator Hose Tubing Connection Kit w/Saddle Connectors Clamps
  • Pool Chlorine Bromine Feeder Hose Tubing Kit
  • Includes Clamps Saddle Connectors and Tubing
  • Replacement Tubing Connection Kit For CL200
  • Aftermarket Replacement For CLX220PAK
SaleNo. 4
Tondiamo 2 Sets Offline Feeder Connection Pack with Saddle Clamp Chlorinator Feeder Hose Tubing Parts with 2 Sets Check Valve Control Valve for CL200 CL220 Offline Pool Feeder Replacement
  • Replacement Tools: you will get 2 saddle sets for chlorine feeder, including 2 nuts, 2 washers, 2 saddle clamps and 2 tubes in 4 feet, at the same time, 2 check valve and inlet coupling assembly sets will also come to you in the package, you can apply them for chlorine feeder
  • Good Compatibility: the chlorine feeder parts and the check valve and inlet coupling assembly are suitable for CL200 and CL220 series, just take them home with confidence if you have the need; Please make sure that the model of this product is compatible with your chlorine feeder before purchase
  • Use Cooperatively: you need to cooperatively use the check valve and inlet connector adapter assembly with CL220 series chlorine gas feeders, which can prevent backflow of pool water, saving you much trouble
  • Safer and Lasts Longer: the CL200 chlorinator parts are made of quality material, which is reliable and can last longer for using, they won't produce harmful substances during the using process, serving you for a long time and keeping your pool safe
  • Create a Better Living Surroundings: the chlorinator parts have a good pool purification function, which means they can clean the swimming pool to some extent and make the water clear, providing your pool with good maintenance and creating a better enjoy surroundings
No. 5
U.S. Pool Supply Professional Off-Line Pool Automatic Chlorine Feeder, CL-220-9 lb Chemical Capacity, Compatible with Hayward Off-Line Chlorinator - Above Ground Swimming Pools, Easy Installation
  • Professional in-line swimming pool automatic chlorine feeder with installation accessories. An easy-to-use and install feeder that includes an installation and operating instruction guide.
  • The feeder has a chemical capacity of 4.2 pounds (1.9 kilograms) and can be filled with large or small, slow-dissolving trichlor chlorine or bromine tablets or sticks. Includes a dial control valve that allows for easy feed rate adjustments.
  • The main body is made of durable high-grade ABS plastic, and the top part has a high-density seal enabling the feeder to have a long service life.
  • The ideal feeder for keeping your pool clean and ready for use so you can focus on what's most important, enjoying your pool!
  • Buy with confidence; if you're not satisfied with this item at any time within the first year of purchase, we'll provide a refund or replacement.
No. 6
Free Standing Automatic Chlorinator for Above Ground Pool - Inground Pool Chlorinator w/ 4.2lb Tank, Off-line Pool Filter, Chlorine Feeder - for Slow Dissolving Tablets - Includes Installation Kit
  • AUTOMATIC POOL CHLORINATOR: Keep your pool clean without all the hassle. The chlorinator plugs directly into your pump and filter system and purifys the water as it returns to the pool. It is easier to keep your pool clean than with using a floating chlorine dispenser.
  • CLEAN AND PURIFY POOL: Our automatic chlorinator works with slow dissolving chlorine tablets or bromine purifyr tabs. It features a threaded cover for safe and convenient access to add tablets or sticks.
  • CHLORINE FEEDER: Our automatic chlorinator can be used with above ground pools or small in-ground pools. It is built with heavy-duty resin and comes with fittings for 1-1/4 inch and 1-1/2 inch pool hose.
  • POOL CHLORINE DISPENSER: The inline chlorinator is fully adjustable with a dial control valve. This allows you to regulate the speed at which the chlorine or bromine tablets dissolve. This tank accepts 3 inch chlorine tablets.
  • LONG LASTING: Built using a heavy-duty resin, our chlorinator is and will work for many years. This pool chlorine feeder works with your filtration system to easily clean and purify your pool.
SaleNo. 7
Singry CL220 Off-line Pool Automatic Chlorinator Feeder Compatible with Hayward Off line Chlorinator Easy Installation, ABS Material, Easy to Use Automatic Chlorine
  • High quality: The main body is made of high-quality ABS material, the sealing part is made of high-density sealing material, and the lid is designed with a one-key easy-to-disassemble plate design, which can be easily installed and disassembled, making it longer and more durable. Can meet the use of functional requirements.
  • Simple installation: The offline chlorinator can be easily installed into your existing pump or filter production line. It is not original, but the quality meets the OEM standard, compatible with Hayward, and the installation is very simple and easy to operate.
  • Automatic function: You only need to put large or small chlorine tablets, rods or bromine tablets into the top placement cover, CL220 can easily and automatically process, so as to achieve the function of purifying tap water.
  • Upgrade content: The water inlet and outlet adopt a spiral design, the outer diameter is 2 inches, the inner diameter is 1-1/2 inches, suitable for applications with a flow rate of 50 gpm to 90 gpm. The package also includes a detailed English manual, which can be Make installation easier and more convenient.
  • After-sales service: We have good after-sales service and professional after-sales service engineers. One year product return and exchange service, 100% money-back guarantee, as long as you have any questions after signing the receipt, please contact us, we will give you a satisfactory answer and solution within 24 hours.
No. 8
CL220 Off-Line Automatic Chlorinator Feeder Compatible with Hayward Chlorine Feeder for Swimming Pool Ponds Garden,Economy Off-Line Above-Ground Pool Automatic Chlorine Bromine Feeder
  • Simple Operation:Chlorine tablets can be placed directly on the top, one-button operation can achieve the purpose of rapid automatic water purification. The 360° knob at the bottom can well control the water inlet speed, and can easily realize the water inlet frequency and speed, which is very easy to use.
  • Longer life:CL220 Off-line Automatic Pool Chlorinator uses high-quality fluorine rubber seals, which increase the corrosion resistance during use and make it safer and more durable during use. The cylinder made of ABS material is more sturdy and durable, which enhances the service life of the product.
  • Simple installation: The operation and installation of the chlorinator bromine feeder is very simple, without any work, just use the hose that comes with the package to install it on the new or old equipment, you can easily complete the installation and decontaminate your swimming pool.
  • Warm reminder:O-rings need to be lubricated from time to time, otherwise they may rupture due to excessive pressure. We recommend that you lubricate every 2 weeks. The operation is simple, but requires careful attention.
  • After-sales service: We have a good after-sales service and a professional after-sales service team. One-year product return and exchange service, 100% money-back guarantee, as long as you have any questions after signing the receipt, please contact us, we will definitely give you a satisfactory answer and solution.
No. 9
Hayward CL110 Off-line Automatic Chemical Feeder,Black
  • Uses 3-Inch diameter Tricolor S tablets
  • Dial control valve lets you control and adjust the rate of feed
  • Easy-Lok threaded cover for safe and convenient access to add tablets
  • Unique finger-release catch provides extra security
  • Simple installation for do-it-yourselfers. Refer to the PDF attached below in Technical Specification for User Manual.
No. 10
2 Sets Swimming Pool Off-line Chemical Chlorine Feeder Connection Pack and Saddle Clamp with 4pcs SPX1700FG Pool Pump Pipe Plug Drain Plugs, Tubing Compatible with Model Chlorinators CL200/CL220
8 Consomer Reviews
2 Sets Swimming Pool Off-line Chemical Chlorine Feeder Connection Pack and Saddle Clamp with 4pcs SPX1700FG Pool Pump Pipe Plug Drain Plugs, Tubing Compatible with Model Chlorinators CL200/CL220
  • Pool Accessories Includes: Chlorine Feeder Fittings, Nuts, Washers, Saddle Clamps, 4ft Pipe, Drain Plug for HAYWARD CL Series Chlorine Feeders.
  • Good Compatibility: this accessory is compatible with most Hayward pool cleaning pumps and the Power Flo LX range of pumps.
  • Material Safety: Replaceable pool pump parts are made of high-quality materials for long service life, preventing backflow of pool water and keeping your pool safe.
  • Efficient Function: Replacement parts can effectively maintain your swimming pool, and can also withstand frequent use, reducing some maintenance effort and costs.
  • Confirm the Size: Although the product compatibility is very good, please try to check the product model and confirm the size information before purchasing.
SaleNo. 11
No. 12
Rx Clear Automatic Chlorinator | for Above Ground Swimming Pools | Off-line Chemical Chlorine Feeder | Holds Up to 4 Pounds of Slow Dissolving Chlorine Tablets
222 Consomer Reviews
Rx Clear Automatic Chlorinator | for Above Ground Swimming Pools | Off-line Chemical Chlorine Feeder | Holds Up to 4 Pounds of Slow Dissolving Chlorine Tablets
  • SAVE ON CHLORINE - Use and regulate your chlorine level effortlessly. Dial adjustment valve controls sanitizer flow. Corrosion-proof. Installs easily into existing filter system. In-Line feeders require PVC plumbing. Off-line feeders tap into the existing PVC.
  • HOLDS 4 LBS OF CHLORINE TABLETS - Small or large, slow dissolving, Trichlor tablets -Dial control valve allows for simple feed rate adjustment.
  • SIMPLE INSTALLATION - Easy-Lok threaded cover for safe access to add tablets.
  • NEVER USE - Any petroleum based lubricants on cover O-Ring. Regular lubrication is necessary to allow for easy cover removal. Use non-petroleum based lubricants such as Jack's No. 327 lube. Warranty - 1 Year.
  • CAUTION - Extreme care must be exercised when adding chemicals to your pool. Concentrated chemicals react violently if they mix in the chemical feeder, causing a fire or explosion, which may result in property damage, personal injury or death.
No. 13
Hayward CLX220J CL220 Off-Line Chemical Feeder 8-Feet Chlorinator Tubing
  • Replacement Tubing for Hayward feeders
  • Fits both Hayward chlorine and bromine feeders
  • Available in Hayward saddle fitting pack CLX220GA
No. 14
R172064 Parts Kit for Rainbow Off-Line Chlorinator
13 Consomer Reviews
R172064 Parts Kit for Rainbow Off-Line Chlorinator
  • For the Rainbow #300 off-line chlorinator
  • Two tube fittings with nuts and gaskets
  • Two saddle clamps
  • One flow valve and one elbow valve
  • One small bottle of silicone lube
No. 16
ANTOBLE R172023 Tubing Replacement for Pentair Rainbow Chlorinator Tubing Chlorine Bromine Pool and Spa Offline Chemical Feeder 300 302, 8-Feet
  • 【Compatibility】Replacement tubing for Pentair Rainbow automatic 300 302 300-19, 300-29.
  • 【Size】Outer diameter: 3/8 inch * Inner diameter: 1/4 Inch * Length: 8 feet
  • 【Easy to Install】Slide the threaded nut on the tube, push the tube over the fitting that should have been attached to the line from the original tube, slide the threaded nut onto the threaded portion of the fitting and hand tighten.
  • 【High Quality】The tubing hose was made of high quality metirials, you do not need to worry about the hose will crack easily when the weather is hot.
  • 【Service】Contains 1 replacement tubing. Please feel free to contact us if you have any question about this product, we will response your questions as soon as possible within 24 hours.
No. 18
ProStar Replacement R172064 Kit for Rainbow Off-Line Chlorinator CH1075
  • Proudly made in the U.S.A.
  • High quality Replacement Parts Bag
  • This New Style Parts Bag Is Designed To Use With Rainbow Automatic Chlorine/Bromine Pool And Spa Feeder Models 300, 302, 300-19, 300-29
  • Fits Rainbow Automatic Chlorine/Bromine Pool And Spa Feeder Models 300, 302, 300-19, 300-29
  • Replacement for R172064
SaleNo. 19
Pentair R171016 Rainbow 300 Automatic Chlorine/Bromine Off-Line Pool and Spa Feeder
  • Completely enclosed systems - no escaping fumes.
  • Simple, trouble-free design - no special venting required.
  • Top-loading makes it easy to add chemicals.
  • 50 PSI maximum operating pressure.
SaleNo. 20
CL220 Off-line Pool Automatic Chlorinator Feeder Compatible with Hayward Chlorine Feeder High-Strength ABS Material, More Durable, Easy Installation Automatic Pool Chlorinator for Inground Pool
  • 【Complete Accessories】In addition to the main body of CL220 Off-line Automatic Pool Chlorinato, the Package also includes installation accessories such as PVC hose, clamp, gasket, teflon tape, etc., saving you time and money. The sturdy and durable ABS valve body and high-quality Viton seals can extend the service life.
  • 【Simple Operation】The Easy-Lok threaded cap on the top allows the chlorine tablets to be placed conveniently and safely, and the unique finger release button design additionally increases the safety of use. The 360° omnidirectionally designed control knob at the bottom can well control the speed of the water inlet and outlet, and can easily adjust the feeding speed and frequency, which is convenient and practical.
  • 【Working Principle】The CL220 Off-line Automatic Chlorinator operates by putting the injected chlorine tablets according to the pressure difference of the system, and the system will pump water through the water feeder. After processing, it is automatically added to the swimming pool to achieve the effect of purifying the swimming pool water.
  • 【Easy Installation】Chlorinator Bromine Feeder is very simple to operate and install, without any work, just use the hose that comes with the package to install it on new or old equipment, you can easily complete the installation and purify your swimming pool.
  • 【After-sales Service】This replacement part is not created or sold by hayward but the quality is same with original ! Contact us freely if you have any questions about this product. Our support team will more than happy to assistant you and reply in 24 hours.

How to choose a good offline chlorinators

Does the idea of finding a fantastic offline chlorinators make you anxious? When it comes to purchasing this product, specifically when deciding which model to select, has your head been spinning between options? You are not alone if that is the case. We are aware of the pressure involved in the purchasing process!

Your presence here indicates that you are interested in offline chlorinators. Before choosing which product would be the best for your needs after being inundated with information, locate a reliable source with genuine selections. You can get that information from a variety of sources, including buying guides and rating websites, word-of-mouth recommendations from friends and family, online discussion forums where users can share their own experiences, product reviews that can be found all over the internet, and YouTube channels. You can only get the right product through exhaustive analysis. But you realize that’s not always simple. In order to ease your concerns, we have taken the time to develop a list of the top offline chlorinators products available right now. You might be wondering how we came up with the list. How was this buying guide developed?

First, we used our algorithms to gather as much reliable data as we could about these products. To verify all the data gathered, we used both artificial intelligence and a lot of algorithms.
Then, our experts used criteria that are recognized in the business to evaluate them according to their quality to price ratio, allowing us to choose the top offline chlorinators on the market right now!

The selection of the goods is not arbitrary. Before creating a list, we take into account a number of factors. Below are some of the criteria discussed:

Brand Value: What happens if you choose a dubious brand just because it appears to be a good deal? So the likelihood of receiving a product with a short shelf life increases. That is due to the fact that well-known brands have a reputation to uphold, while others do not. Top offline chlorinators brands strive to provide some distinctive traits that set them apart from the competition. So, hopefully one or more of the items on our list will be perfect for you.

Features: Useful features are all you need, not tons of them. We consider the important aspects and select the top offline chlorinators based on those.

Specifications: Numbers always help you measure the quality of a product in a quantitative way. We try to find products with higher specifications, but with the right balance.

Quality: A product’s quality may always be quantified with the aid of numbers. We look for goods with better standards that strike the proper balance. The best quality product that gets highly appreciated and recommended by experienced users.

Customer ratings:  Would it be accurate to suggest that the offline chlorinators were used by hundreds of customers before you? Superior ratings indicate that many customers had better service.

Customer Reviews: Like ratings,  provide you with accurate and reliable information about the product from genuine customers. Customer ratings are very important to all of us because they contain accurate and reliable information about the customer service we received from several hundred customers.

Seller Rank: This is very intriguing! Not only do you need a good offline chlorinators, you also need a product with rising sales that is trendy. It accomplishes two goals. First, the expanding user base proves the quality of the product. Second, given that number, producers must be able to offer greater quality and after-sales support.

Value: You get what you pay for, they say, so consider the value. Cheap isn’t always good and expensive isn’t always bad. However, that does not imply that spending a lot of money on a product that is flashy but underwhelming is a good idea. Before adding them to the list, we make an effort to evaluate how much value you can get for your money from your offline chlorinators.

Durability: Durability and reliability are closely related concepts. You will benefit from a strong and long-lasting offline chlorinators for months and years to come.

Product availability: Products come and go, and new ones replace the old ones. Most likely, a few new features and required changes were made. What use is it to use a supposedly good product if the maker no longer supports it? We make an effort to highlight products that are current and offered by one or more trustworthy sellers, if not more.

Negative Reviews: Yes, we do take that into account as well! The goods with the majority of bad reviews are filtered out and disregarded when we choose the best-rated one on the market.

These are the standards by which we selected our offline chlorinators. Do we end our process there? Hell no. The most crucial fact about us that you should be aware of is that we regularly update our website with current and pertinent information. We have one more layer of filtration since we place the greatest importance on reader satisfaction. Please let us know if any product included here is incorrect, irrelevant, subpar, or simply out of date. We always value your opinions, and we’ll work hard to make any necessary corrections to our list in response to them.

Why should you believe us?

There are now thousands of possibilities for these products on Amazon, but choosing the best one can be difficult and time-consuming. And what offline chlorinators should you purchase in 2022?

This guide is the result of more than 10 years of experience in researching, testing and writing about many topics. Each member of our team is an authority in their area. We read every article we could find online and every consumer review on every retail website for seven hours. Additionally, we discovered a ton of websites that offered helpful resources, including buying tips and thorough information on offline chlorinators.