Top 5 Inline Chlorinators: Your Buyer’s Guide

Imagine a crystal-clear pool or a sparkling clean pond, always ready for enjoyment. But keeping water pure can feel like a constant battle, right? Many pool and pond owners worry about the best way to keep their water safe and free of yucky stuff like algae and bacteria. That’s where an inline chlorinator comes in, but choosing the right one can be confusing. There are so many different types, and it’s hard to know which one will work best for your specific needs.

You might be wondering, “What *is* an inline chlorinator, anyway?” and more importantly, “How do I pick the perfect one without wasting my money or ending up with water that’s not as clean as I want?” This post is here to help! We’ll break down what inline chlorinators do and why they are a smart choice for maintaining healthy water.

By reading on, you’ll discover the simple secrets to understanding inline chlorinators. We’ll explain how they work, what features to look for, and how to match one to your pool or pond size. Get ready to say goodbye to guesswork and hello to perfectly treated water!

Our Top 5 Inline Chlorinator Recommendations at a Glance

Top 5 Inline Chlorinator Detailed Reviews

1. Pentair R171096 Rainbow 320 Automatic in-Line Chlorine/Bromine Feeder for Pool and Spa

Pentair R171096 Rainbow 320 Automatic in-Line Chlorine/Bromine Feeder for Pool and Spa

Rating: 9.2/10

The Pentair R171096 Rainbow 320 Automatic In-Line Chlorine/Bromine Feeder takes the hassle out of keeping your pool or spa water clean and safe. This feeder automatically adds the right amount of sanitizer to your water, so you don’t have to constantly add tablets by hand. It’s a permanent fixture that works with both new and existing pools and spas, making it a convenient upgrade for any backyard oasis.

What We Like:

  • It’s super easy to install right into your pool’s return line.
  • No special vents are needed, which simplifies the setup process.
  • It can hold a lot of chlorine or bromine tablets. You can fit 11 large tablets or 98 small ones.
  • It works with both chlorine and bromine tablets, giving you options for your pool care.
  • It’s designed for a permanent installation, so it stays put and works reliably.

What Could Be Improved:

  • It comes with a 2″ slip PVC fitting, but you might need adapters for 1-1/2″ pipes, which are not included.
  • You will need to purchase unions separately for the installation.

This feeder is a smart choice for anyone who wants effortless pool sanitation. It ensures your water is always ready for a refreshing dip.

2. Hayward CL200EF in-line Automatic Chemical Feeder

Hayward CL200EF in-line Automatic Chemical Feeder

Rating: 8.9/10

Keep your pool water perfectly balanced with the Hayward CL200EF in-line Automatic Chemical Feeder. This updated model is a game-changer for pool owners who want hassle-free chemical maintenance. It works with both large and small slow-dissolving tablets, so you have options. The feeder connects directly into your pool’s plumbing system.

What We Like:

  • It uses both big and small slow-dissolving chlorine tablets.
  • You can easily set how much chemical goes into your pool with the dial control.
  • Adding tablets is simple and safe thanks to the Easy-Lok threaded cover.
  • A special finger-release catch keeps the cover securely closed.
  • The feeder is built tough with a strong ABS body.
  • A high-quality Viton seal makes it last a long time.

What Could Be Improved:

  • Installation might require some basic plumbing knowledge.
  • The initial cost could be a bit high for some budgets.

The Hayward CL200EF makes maintaining clear and safe pool water much easier. You can spend less time worrying about chemicals and more time enjoying your pool.

3. PSLER CL200 Inline Chlorinator Above Ground Pool Chlorinator Compatible with Hayward Chlorinator

PSLER CL200 Inline Chlorinator Above Ground Pool Chlorinator Compatible with Hayward Chlorinator,Pool Chlorine Dispenser,9LB

Rating: 9.0/10

Keeping your above-ground pool sparkling clean just got easier with the PSLER CL200 Inline Chlorinator. This handy device works like a charm to automatically dispense chlorine, ensuring your water stays safe and enjoyable all season long. It’s designed to be compatible with Hayward chlorinators, making it a great upgrade or replacement for your existing setup.

What We Like:

  • It has a smart design that automatically lowers the water level when your pump stops. This stops chlorine tablets from getting soggy and helps them last longer.
  • The inlet and outlet are sized just right for easy connection to your pool’s plumbing. They have a 2-1/2” outer spiral and a 1-1/2” inner spiral.
  • It helps maintain a consistent chlorine level, so you don’t have to worry about adding tablets manually all the time.

What Could Be Improved:

  • This chlorinator only works with a circulating pump. You can’t use a booster pump with it.
  • If you want to keep your water flow strong, you might need to add an extra pipe to your setup.
  • You need to be careful to close the control valve and check valve completely to avoid adding too much chlorine.

The PSLER CL200 Inline Chlorinator offers a convenient way to automate your pool’s chlorine maintenance. With its smart features and easy integration, it’s a solid choice for hassle-free pool care.

4. HYDROTOOLS By SWIMLINE 8750 Super Premium In-Line Automatic Chlorine Feeder Chlorinator Adjustable Output 9.0 Lbs Capacity

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

Rating: 9.4/10

Tired of constantly adding chlorine to your pool? The HYDROTOOLS By SWIMLINE 8750 Super Premium In-Line Automatic Chlorine Feeder Chlorinator takes the hassle out of pool maintenance. This feeder automatically dissolves and distributes chlorine or bromine, keeping your water sparkling clean and inviting for swimming or spa time. It’s designed to save you time and money by efficiently using your pool chemicals.

What We Like:

  • It keeps your pool water clean automatically, so you don’t have to do it yourself.
  • The SNAP-LOCK technology makes it super easy to add chlorine tablets or rods safely.
  • You can easily adjust how much chlorine goes into your pool with a simple dial.
  • Installation is a breeze; it works with your existing pool pump and filter.
  • It’s built tough with strong materials that won’t rust or break down from the sun or water.
  • It can hold a lot of chlorine tablets (9 lbs!) so you refill less often.
  • It works with both chlorine and bromine, but remember not to mix them!

What Could Be Improved:

  • The product description mentions compatibility with “large or small slow dissolving tablets,” but doesn’t specify exact tablet sizes.
  • While it’s “universal,” it’s always good to double-check the 2-inch inlet/outlet size against your current plumbing.

This Hydrotools feeder is a smart investment for any pool owner. It offers convenience and reliability for a consistently clean pool.

5. Hayward CL2002S In-line Automatic Chemical Feeder

Hayward CL2002S In-line Automatic Chemical Feeder

Rating: 9.2/10

Keep your pool or spa sparkling clean and safe with the Hayward CL2002S In-line Automatic Chemical Feeder. This smart device takes the guesswork out of adding chemicals. It automatically releases chlorine or bromine, so your water stays balanced without you lifting a finger. It works for both in-ground and above-ground pools and spas.

What We Like:

  • It automatically adds chemicals, saving you time and effort.
  • It works with both Trichlor and Bromine tablets or sticks, giving you options.
  • The dial control makes it super easy to set how much chemical is released.
  • Installation is simple, especially if you’re replacing an old feeder.
  • The Easy-Lok threaded cover keeps things safe and makes adding tablets a breeze.
  • A unique finger-release catch adds extra security to prevent accidental opening.

What Could Be Improved:

  • The 2″ inlet and outlet ports mean it’s designed for specific flow rates (50-90 gpm), so check your pump’s compatibility.
  • While it handles large or small tablets, you’ll need to ensure the tablet size fits correctly for optimal feeding.

The Hayward CL2002S is a user-friendly solution for consistent water sanitation. It simplifies pool maintenance, letting you enjoy your clean pool more.

Your Guide to Choosing the Best Inline Chlorinator

An inline chlorinator is a handy device that adds chlorine to your water automatically. It’s like having your own little water purification helper! You might use one for your swimming pool, spa, or even for some garden watering systems. This guide will help you pick the right one for your needs.

1. Key Features to Look For

When you’re shopping for an inline chlorinator, keep these important features in mind.

Automatic Dosing

This is the most important feature! It means the chlorinator adds chlorine without you having to do anything. It works while water flows through it.

Adjustable Control Valve

You need to control how much chlorine goes into the water. An adjustable valve lets you set the right amount. Some have simple dials, while others have more precise settings.

Capacity and Size

Chlorinators come in different sizes. Think about how much water you need to treat. A small hot tub needs a smaller one than a big swimming pool.

Ease of Installation

You want a chlorinator that’s easy to hook up to your water system. Most connect directly into your pipes.

Durability and Material

This is super important for how long your chlorinator will last. We’ll talk more about materials next.

Maintenance Requirements

Some chlorinators need more cleaning or part replacements than others. Look for one that’s simple to take care of.

2. Important Materials

The materials used to build a chlorinator affect its strength and how long it works.

  • PVC (Polyvinyl Chloride): This is a very common plastic. It’s strong, doesn’t rust, and works well with pool chemicals. Most good inline chlorinators use PVC.
  • ABS (Acrylonitrile Butadiene Styrene): Another tough plastic. It’s also resistant to chemicals and weather.
  • Corrosion-Resistant Metals: Some parts might be metal. Make sure any metal parts are made of materials that won’t rust or corrode from chlorine. Stainless steel is a good choice for metal parts.

3. Factors That Improve or Reduce Quality

What makes a chlorinator great or not so great?

Factors That Improve Quality:
  • Sturdy Construction: A well-built chlorinator feels solid. It won’t leak easily.
  • Smooth Internal Design: The inside should let water flow easily. This helps the chlorine mix well.
  • Reliable Sealing: Good seals stop water from leaking out where it shouldn’t.
  • Brand Reputation: Some brands are known for making high-quality products that last.
Factors That Reduce Quality:
  • Cheap Plastic: Thin or brittle plastic can break easily. It might not last long in the sun or with chemicals.
  • Poor Seals: Leaky seals are a big problem. They waste water and chlorine.
  • Difficult Adjustments: If the control valve is hard to turn or doesn’t stay in place, it makes it tough to get the right chlorine level.
  • Corrosion: If the wrong metals are used, they can rust and damage the unit.

4. User Experience and Use Cases

How do people use inline chlorinators, and what’s it like?

Swimming Pools and Spas

This is the most common use. An inline chlorinator keeps your pool water clean and safe by adding chlorine regularly. You don’t have to constantly add chlorine tablets by hand. It makes pool care much easier.

Garden Watering Systems

Some people use them to add a small amount of chlorine to water used for plants. This can help kill some harmful bacteria or algae in the water.

Hot Tubs

Similar to pools, chlorinators keep hot tub water clean and hygienic. The smaller size often used for hot tubs is easy to manage.

User Experience

Most users find that a good inline chlorinator saves them time and effort. They enjoy having consistently clean water with less work. It’s a set-it-and-forget-it kind of solution for many.

10 Frequently Asked Questions (FAQ)

Q: What is an inline chlorinator?

A: An inline chlorinator is a device that automatically adds chlorine to water as it flows through pipes.

Q: Where can I use an inline chlorinator?

A: You can use them for swimming pools, hot tubs, spas, and sometimes for garden watering systems.

Q: How do I know what size chlorinator I need?

A: The size depends on the amount of water you need to treat. Larger pools need bigger chlorinators.

Q: Do I still need to test my water?

A: Yes, you should always test your water regularly to make sure the chlorine level is just right.

Q: Are they hard to install?

A: Most are designed to be easy to install by connecting directly into your water pipes.

Q: What are the best materials for a chlorinator?

A: PVC and ABS plastics are great because they are strong and resist chemicals.

Q: How do I adjust the chlorine level?

A: Most have an adjustable control valve that lets you set how much chlorine is added.

Q: How often do I need to refill the chlorine tablets?

A: This depends on the size of the chlorinator and how much you use it, but it’s usually every few weeks.

Q: Can an inline chlorinator be used with salt water pools?

A: No, inline chlorinators are typically used with traditional chlorine tablets, not with salt water pool systems.

Q: What happens if I don’t maintain my chlorinator?

A: It might not work correctly, could leak, or parts could break down sooner.

In conclusion, every product has unique features and benefits. We hope this review helps you decide if it meets your needs. An informed choice ensures the best experience.

If you have any questions or feedback, please share them in the comments. Your input helps everyone. Thank you for reading.