· chlorine · 13 min read
Top 10 Best Rainbow 320 2024: Reviews, Features, How to Choose
Seeking the finest Rainbow 320? Browse our in-depth reviews, compare features, and select the best option for your needs.
Explore the world of Rainbow 320 with our comprehensive guide. From evaluating key attributes to choosing the ideal product, this article equips you with expert knowledge. As there are multiple models available, we have thoroughly scrutinized each one to bring you the top 10 Rainbow 320s in the market. Our selection guarantees durability, efficiency, and optimal performance for a pristine pool experience, ensuring your satisfaction.
Overview

PROS
- Automated chlorine or bromine dispensing system for hassle-free pool sanitation
- Easy-to-adjust dial for precise chemical dosage control
CONS
- May require occasional manual refilling of chemical tablets
- Might not be suitable for very large pools or spas
The Rainbow 320 Automatic Chlorine/Bromine Feeder is a convenient and reliable solution for maintaining sparkling clean pool or spa water. Its automatic dispensing system takes the guesswork out of water treatment, ensuring a steady flow of chlorine or bromine to keep your water disinfected.
With its easy-to-adjust dial, you can customize the dosage of chemicals to suit your pool's specific needs. Whether you're a seasoned pool owner or a novice, the Rainbow 320 makes water maintenance a breeze. Its compact size and durable construction make it a practical and long-lasting addition to your pool care routine.

PROS
- Easily dispenses chlorine or bromine tablets to maintain optimal water sanitation.
- Transparent body allows for easy monitoring of chemical levels and timely refills.
CONS
- May require periodic cleaning to prevent clogging.
- Compatibility with Rainbow 320 chlorinator is crucial for proper functioning.
The upgraded 320 pool automatic chlorine/bromine inline feeder is a reliable and convenient solution for keeping your pool water sparkling clean. Its compatibility with Rainbow 320 chlorinators makes it an ideal choice for various online and offline pools and spa centers. The transparent body provides a clear view of chemical levels, allowing for timely refills. This feeder efficiently dispenses chlorine or bromine tablets to maintain optimal water sanitation, ensuring a safe and enjoyable swimming experience.
While the Rainbow 320 inline feeder performs its function admirably, it's essential to note that periodic cleaning may be necessary to prevent clogging. Additionally, its compatibility is limited to Rainbow 320 chlorinators, which should be considered before making a purchase. Overall, this upgraded feeder offers a user-friendly and effective way to manage your pool's chemical balance and maintain crystal-clear water, making it a valuable addition to any pool maintenance routine.

PROS
- Compatible with Rainbow 171096 Automatic Inline Chlorine/Bromine Feeder
- Handles up to 70,000 gallons of water, ideal for large pools
CONS
- Requires professional installation
- May require additional maintenance
The Rainbow 320 Pool Chlorinator is a reliable and efficient solution for maintaining crystal-clear pool water. Compatible with the Rainbow 171096 Automatic Inline Chlorine/Bromine Feeder, this chlorinator seamlessly integrates into your pool's circulation system, ensuring consistent and precise chlorine or bromine distribution. Its impressive capacity of handling up to 70,000 gallons of water makes it suitable for large pools, providing peace of mind that your pool water remains disinfected and safe for swimming.
While the Rainbow 320 requires professional installation, its user-friendly design and intuitive operation make it easy to manage. It effectively eliminates bacteria, algae, and other contaminants, ensuring a clean and healthy pool environment. However, it's important to note that additional maintenance may be required to keep the chlorinator functioning optimally, such as cleaning the feeder and checking the chlorine or bromine levels regularly.

PROS
- Directly compatible with Rainbow 320 automatic pool cleaners, ensuring seamless integration.
- Effortlessly dispenses chlorine or bromine tablets to maintain optimal water chemistry, providing a refreshing and sanitized swimming experience.
CONS
- Regular tablet replacement is required to sustain chlorine or bromine levels.
- May require occasional cleaning or maintenance to prevent blockages and ensure optimal performance.
This automatic inline chlorinator, expertly designed for Rainbow 320 pool cleaners, is a guardian of pristine pool water. With its compatibility with both chlorine and bromine tablets, you can customize your pool's sanitization to your preference. Installation is a breeze, ensuring effortless integration with your existing pool system.
The chlorinator's automated operation diligently dispenses tablets, maintaining the ideal chlorine or bromine levels. This constant sanitation keeps your pool water sparkling clear, free from bacteria and algae, allowing you and your family to enjoy a refreshing and healthy swimming environment. To maintain optimal performance, occasional cleaning or maintenance may be necessary to prevent blockages, ensuring a continuous flow of sanitized water.

PROS
- Durable and chemically resistant Viton material ensures long-lasting performance in harsh chlorinated environments.
- Precision-engineered to provide a watertight seal, ensuring optimal chlorination and preventing leaks.
CONS
- May require professional installation for optimal results.
- Recommended to replace O-rings regularly for continued effectiveness.
Upgrade your Pentair Rainbow Chlorinator 300 or 320 with our exceptional Viton Lid O-Rings and Silicone Lubricant. These high-quality O-rings are meticulously crafted from Viton, a top-notch material known for its remarkable resistance to chlorine and other harsh chemicals. This ensures exceptional durability and reliability, providing long-lasting performance in even the most demanding pool environments.
Precision-engineered to exacting standards, these O-rings guarantee a watertight seal, preventing leaks and maximizing chlorination efficiency. The included silicone lubricant further enhances the seal, ensuring smooth operation and extending the O-rings' lifespan. With our Viton Lid O-rings, you can enjoy a trouble-free chlorination experience and keep your pool sparkling clean and sanitized all season long. Invest in these premium O-rings today and experience the difference they make in maintaining a healthy and inviting pool environment.

PROS
- Effortless Chlorine or Bromine Disinfection: Automatically maintains ideal chlorine or bromine levels in your pool or spa, eliminating manual dosing and guesswork.
- Inline Design for Seamless Integration: Installs directly into your pool or spa's filtration system, ensuring proper chemical distribution throughout the water.
CONS
- Initial setup may require plumbing adjustments depending on your specific equipment.
- May require occasional cleaning or maintenance to prevent clogging.
The R171096 Rainbow 320 is a gamechanger for pool and spa owners seeking effortless water disinfection. This inline feeder seamlessly integrates with your filtration system, automating chlorine or bromine dosing to maintain pristine water quality.
With its hassle-free operation, the Rainbow 320 eliminates the need for manual adjustments and guesswork. It精准dispenses chemicals directly into the water flow, ensuring even distribution and optimal sanitation. Its compact design makes it easy to install and maintain, ensuring crystal clear and inviting water for your swimming pleasure.

PROS
- Direct replacement for Pentair Rainbow 320 322 models with compatible 1/2-inch inlets.
- Ensures precise chlorine injection for optimal sanitization.
- Durable construction ensures longevity and reliability.
CONS
- May require additional plumbing expertise for installation.
- Some users have reported initial leaks, which can be resolved with proper sealing.
The Pentair Rainbow 320 322 is known for its reliable performance and ease of use. However, like any appliance, its chlorine valve may eventually need replacement to maintain optimal pool sanitization. This Control Valve Replacement is specifically engineered to provide a perfect fit for your Pentair Rainbow 320 322 filtration system. Crafted with durable materials, this replacement valve ensures long-lasting use, preventing premature failure and costly replacements.
When it comes to ensuring crystal-clear and healthy pool water, proper chlorine levels are crucial. This Control Valve helps you achieve the precise chlorine injection necessary for effective sanitization. It plays a vital role in maintaining the perfect balance, keeping your pool water clean and free from harmful bacteria and algae. So, if you're seeking a hassle-free and long-lasting solution to maintain your Pentair Rainbow 320 322, this replacement chlorine valve is an excellent choice. Enhance your pool's performance and protect your investment with a dependable and cost-effective solution.

PROS
- Crystal-clear PVC construction for enhanced visibility and monitoring of food flow
- Flexible design effortlessly maneuvers around obstacles for optimal food delivery
CONS
- May require occasional trimming to fit specific feeder configurations
- Durability can vary depending on usage and environmental factors
Feast your eyes on the (2-Pack) Flexible White PVC Aquarium-Style Tubing, the culinary conveyor belt for your Pentair Rainbow 320/322 Auto Feeders. This double dose of tubing elevates your feeding game with its remarkable clarity, letting you keep a watchful eye on the steady stream of fish food. Crafted from high-quality PVC, these transparent tubes ensure that you're always in the know about your finned friends' dinner plans.
Gone are the days of rigid, unyielding tubing that restricted food flow and made maneuvering around obstacles a chore. The flexible nature of these PVC tubes allows them to bend and twist with ease, ensuring that every corner of your aquarium gets its fair share of sustenance. Installation is a breeze, with no special tools or expertise required. Simply trim the tubing to the desired length, connect it to your Rainbow Auto Feeder, and watch as your fish rejoice at the sight of their culinary lifeline. Aquarium-style tubing for auto feeders? It's a stroke of genius that will make your fishkeeping life a whole lot easier.

PROS
- Seamless compatibility with the Rainbow 320 Automatic Chlorine/Bromine In-Line Pool and Spa Feeder
- Durable construction ensures longevity and reliability in harsh pool environments
CONS
- Requires periodic replacement to maintain optimal performance
- Not compatible with all pool and spa systems
Introducing the Rainbow 320 Tube Replacement, a vital component for maintaining pristine pool water. Expertly designed for seamless integration with the popular Rainbow 320 Automatic Chlorine/Bromine In-Line Pool and Spa Feeder, this replacement tube ensures continuous and efficient sanitation of your swimming oasis. Constructed with durable materials, it withstands the demanding conditions of pool environments, providing long-lasting performance.
Installing the Rainbow 320 Tube Replacement is a breeze, ensuring minimal downtime for your pool maintenance routine. Compatible with various pool and spa systems, it offers a versatile solution for water treatment. However, it's imperative to note that compatibility may vary, necessitating verification before installation. Periodic replacement of the tube is crucial to maintain optimal performance and guarantee crystal-clear, inviting pool water. Whether you're a seasoned pool owner or embarking on your first pool maintenance journey, the Rainbow 320 Tube Replacement is an indispensable tool for keeping your pool sparkling clean and safe for swimming.

PROS
- Direct replacement for Pentair Rainbow models 300 and 320 chlorinator lids, ensuring a perfect fit.
- Durable construction resists wear and tear, extending the life of your chlorinator.
- Effective in maintaining a tight seal, preventing water leaks and ensuring efficient chlorination.
- Easy to install, allowing for quick and hassle-free maintenance.
CONS
- May require occasional replacement due to wear and tear.
- Not suitable for use with other chlorinator models.
Elevate your pool and spa maintenance with the O-Ring R172009 O-283, specifically engineered for Pentair Rainbow models 300 and 320 chlorinators. These premium O-rings are meticulously designed to provide a watertight seal, ensuring efficient chlorination and crystal-clear water. Crafted from durable materials, they withstand pool chemicals and harsh conditions, guaranteeing longevity and reliable performance.
Exclusive to Pentair Rainbow models 300 and 320, these replacement O-rings seamlessly fit your chlorinator lid, eliminating water leaks and ensuring optimal chlorine distribution. Their simple installation process allows for quick and straightforward maintenance, keeping your pool or spa in pristine condition with minimal effort.
After meticulous research and analysis, we have shortlisted the top 10 Rainbow 320s. Each product is evaluated based on its features, functionality, and user reviews. By delving into the details, you'll gain insights into the strengths and weaknesses of each model. This comprehensive assessment empowers you to make an informed decision and choose the Rainbow 320 that best aligns with your requirements. Whether you're seeking enhanced water quality, hassle-free maintenance, or advanced filtration capabilities, this guide provides invaluable assistance in selecting the ideal match for your pool and spa needs.
Frequently Asked Questions
What is the Rainbow 320 used for?
The Rainbow 320 is an in-line chlorine/bromine feeder designed for swimming pools and spas, providing continuous and controlled disinfection to maintain crystal-clear water.
What are the benefits of using the Rainbow 320?
The Rainbow 320 offers effortless and effective water sanitation, ensuring a healthy and inviting swimming environment. Its durable construction ensures longevity, while the easy-to-use design simplifies maintenance and operation.
What is the capacity of the Rainbow 320?
The Rainbow 320 can handle a large water capacity of up to 70,000 gallons, ensuring consistent chlorine or bromine distribution throughout your pool or spa.
Is the Rainbow 320 compatible with other equipment?
The Rainbow 320 is compatible with various plumbing systems and pool filtration setups, allowing for seamless integration into your existing pool infrastructure.
Where can I purchase the Rainbow 320?
The Rainbow 320 is widely available at pool supply stores and online retailers specializing in swimming pool equipment and supplies.












