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The Best Rain Barrel Diverters

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Rain barrel diverters are essential for efficiently collecting rainwater while preventing overflow and directing excess water away from your home's foundation. Choosing the right diverter ensures optimal water capture for your garden and minimizes potential water damage. This guide will help you select the best option for your needs.

Looking for the best Rain Barrel Diverters?

Discover now our comparison of the best Rain Barrel Diverters. It is never easy to choose from the wide range of offers. On the market, you will find an incalculable number of models, all at different prices. And as you will discover, the best Rain Barrel Diverters are not always the ones at the highest prices! Many criteria are used, and they make the richness and relevance of this comparison.
To help you make the best choice among the hundreds of products available, we have decided to offer you a comparison of the Rain Barrel Diverters in order to find the best quality/price ratio. In this ranking, you will find products listed according to their price, but also their characteristics and the opinions of other customers. Also discover our comparisons by categories. You won’t have to choose your products at random anymore.

No. 1
Downspout Diverter, Rainwater Diverter Fits for 3"x4" Oversize Downspout and 2"x3" Downspout, Rainwater...
  • Collect and Recycle Rainwater. Designed for 3"x4" oversize downspout, which also accommodates 2"x3" standard downspouts. This rainwater diverter effectively directs rainwater from a downspout into a rain barrel, making it a great choice for your garden
  • 85% + Rainwater goes into your rain barrel. A good way to fill up your rain barrel. Our diverter’s design makes it divert 85%+ water into the rain barrels or containers. Much more quickly to collect rainwater. If you need a brown color version, you can...
  • Adjustable Water Collection Volume. Differs from other brands simple design. Our Rainwater Collection System is available to adjust the rainwater collection volume via a Switch Valve: OFF, Medium and High. OFF: When you are not need to collect water...
  • The spout can be directed to either the left or right side according to your needs. Our diverter is designed to switch the spout from one side to the other, accommodating different downspout positions and your rain barrel's location
  • Easy to Install. Just cut out a section of the downspout, then you can install it in the downspout. Easy to clean inside fallen leaves in the future after it installed, just remove the top cap
  • 4ft. 1-1/4”Flexible Hose. Comes with the hose to connect rainwater diverter to rainwater collector barrels. Made of Quality Durable Material. This downspout rainwater diverter is made of quality plastic material for long time outside using.
SaleNo. 2
Anivia Rainwater Collection System, Rain Barrel Diverter Kit Fits for 2x3 or 3x4 Inch Standard Downspouts...
  • Enhanced Filtering System:Say goodbye to clogged rainwater collection systems! Our system is equipped with a removable filter window and filter net, allowing for easy cleaning of debris and residue, ensuring crystal-clear rainwater collection.
  • Multiple Drainage System Sizes :Whether your drainage system is 2*3 inches or 3*4 inches, our rain barrel system can be perfectly installed. Flexibly adapt to various sizes, eliminating the hassle of mismatched drainage systems.
  • Adjustable Water Flow:The downspout rain barrel diverter is designed with Switch Valve, which is available to adjust the rainwater collection volume: OFF/Medium/High. The collecting water can reuse in lawn and garden watering. Flexible water control at...
  • Sleek & Practical Design:Featuring a minimalist and practical design, our rain catcher system avoids the embarrassment of water overflow and ensures efficient rainwater collection. It can fill a 55-gallon rain barrel in just 3 hours. Efficiency at its...
  • Premium Quality & Durability:Made of strong, durable PVC plastic, paintable and environmentally friendly, making it suitable for year-round use. 90 days warranty on their products; feel free to contact us if you have any questions.
  • One rainwater harvesting system (includes a Rainwater diverter, a 60 inch hose, 2 set screws, ). 90 days warranty on their products; feel free to contact us if you have any questions.
No. 3
Prestantious Gutter Downspout Diverter Fits for 2"x3" Standard Downspout, Rainwater Collection System with...
  • Collect and Recycle Rainwater. This downspout diverter is designed for 2"x3" standard downspouts. This rainwater diverter effectively directs rainwater from a downspout into a rain barrel, making it a great choice for your garden
  • Over 85% of rainwater is collected into your rain barrel. Our diverter design effectively directs more than 85% of rainwater into barrels or containers, allowing for quicker collection
  • Adjustable Water Collection Volume. Unlike other brands with simple designs, our Rainwater Collection System allows you to adjust the collection volume using a Switch Valve. Allows some control of the amount of rainwater collected. The options are as...
  • The spout can be directed to either the left or right side according to your needs. Our diverter is designed to switch the spout from one side to the other, accommodating different downspout positions and your rain barrel's location
  • Easy to Install. Just cut out a section of the downspout, then you can install it in the downspout. Future cleaning is simple, just remove the top cap to clear out any fallen leaves
  • 4ft. 1-1/4”Flexible Hose. Comes with the hose to connect rainwater diverter to rainwater collector barrels. Made of Quality Durable Material. This downspout rainwater diverter is made of quality plastic material, designed for long-lasting outdoor use
No. 4
Rain Barrel Diverter Kit, Rainwater Collection System with Adjustable Valve and Hose, Rain Water Diverter for...
  • Package Included: Our rainwater collector can be easily installed in just 5 minutes. The rainwater collector kit includes a rain barrel diverter, a high-quality crown drill bit, an 80cm hose, a water tank connection seal, screws and instructions
  • Durable Material: This downpipe filter diverter is made of high-quality thickened PVC and rubber materials, tear-resistant and non-slip, sturdy and durable, ensuring maximum durability, which can maximize water conservation and achieve sustainable...
  • Versatile Extension: and we have equipped it with a 6cm long extension tube, which is suitable for any hoses with a hole diameter of 2.5-3.2cm. You can connect other hoses as needed to meet your watering needs
  • Easy to Clean Dirt: No need to remove the downpipe. Just pull out the parts and use water to clear away debris such as leaves to prevent the hose from being clogged.This rain barrel diverter kit allows you to divert and store rainwater from the downpipe...
  • Rainwater Diverter: This rain barrel kit allows you to attach a rainwater collection system without cutting removal Works with standard 2 * 3 inch. When installing a 3 * 4 inch downpipe, try to install it from the 3 inch short side to increase the water...
SaleNo. 5
Prestantious Gutter Downspout Diverter with Built-in Filter Screen Fits for 2"x3" and 3"x4" Downspout...
  • 【Universal Fit & Flexible Installation for Downspouts】This downspout diverter is designed to accommodate both standard 2"x3" downspouts and oversize 3"x4" downspouts. It features a reversible spout, allowing for left or right placement to suit your...
  • 【Built-in Filter Screen Keeps Debris Out】Equipped with an upgraded fine mesh filter, it effectively blocks leaves, twigs, and other debris from entering your rain barrel. This ensures cleaner water for your garden and prevents clogging in the diverter...
  • 【High-Efficiency Collection, Directs Over 80% of Rainwater】Our optimized diverter channel design captures over 80% of rainwater, effectively directing rooftop runoff into your barrel. Fill your rain barrel faster and make the most of every rainfall...
  • 【Adjustable Water Collection Valve for Full Control】Features a 3-mode switch (Off/Medium/High) to control rainwater collection volume. This rain barrel diverter kit makes it easy to adjust water flow based on your needs and weather conditions...
  • 【Easy DIY Installation and Maintenance】Simply cut a section of your downspout and snap the diverter into place. The top cap is removable for quick and easy cleaning of the built-in filter, ensuring long-term performance. A comprehensive rainwater...
  • 【Self-Flushing & Clog-Resistant Design】When the internal rotary baffle is set to "High" mode, leaves and debris are prevented from entering the spout and remain on the baffle. In contrast, when the baffle is in "Off" mode, the leaves and debris on the...
No. 6
Rain Barrel Diverter Kit-Rain Barrel Downspout Diverter for Rectangular Downspouts, Collecting Clean...
  • 【Easy To Use】Rain Barrel Downspout Diverter Kit allows you to install without removing the downspout, easily connect downspout to rain barrels.
  • 【Rainwater Utilisation】Collect chemical-free rainwater into rain barrels with the Rain Barrel Downspout Kit, which can be used for purposes such as plant watering and flushing, save water and money.
  • 【Overflow Design】Rain Diverter for Downspout, easily turn most plastic containers into rain barrels capture, when the barrel fills up to just above the inlet, the water backs up in the downspout.
  • 【Product Specification】Gutter Rain Barrel Diverter fits any standard 2x3 and 3x4 inch rectangular downspout, rainwater capture rate may be reduced use with 3x4 inch downspouts. Not fits for metal drums and circular downspout.
  • 【Package Contents】Rain Barrel Kit include Diverter, Fill Hose, Hose Seal, Winter Hole Cover. Strong flex hose stretches from 9.5 inch to 31 inch.
No. 7
Rain Barrel Diverter Kit for 2x3" Downspout - Rain Water Diverter Connector System Fits Rectangular...
  • Applicability: The rain barrel diverter kit fits standard 2x3 inch rectangular downspouts. Works with plastic barrels, wooden barrels and garbage cans. NOTE: NOT for circular downspout and metal drums.
  • Reduce Overflow: The downspout diverter regulates the amount of water in the rain barrel to a consistent height. Once the water level equals, the height of the diverter, water continues to flow down the downspout, eliminating the need for an overflow...
  • Store Cleaner Rainwater: With a diverter, debris continues to flow down the down spout instead of flowing into the top of your rain barrel as is the case of a rain barrel without a diverter.
  • Easy to Install: This rubberized downspout diverter head is flexible. It inserts into standard downspouts with a simple hole, and no need to cut your downspout.
  • Complete Kit: The diverter kit includes all parts needed to convert any barrel into a rain barrel. We have also provided a free small hole saw for drilling the hole of spigot. (Spigot isn't included)
SaleNo. 8
WADEO Rainwater Collection System, Rain Barrel Diverter Kit Fits for 2"x 3" or 3"x 4" Residential Downspouts...
  • Premium PP Material: Made of high-grade PP material that is more durable than standard PVC. UV-resistant, corrosion-resistant, and impact-resistant for long-term outdoor use. Will not crack, fade, or release harmful substances
  • Adjustable Water Collection: The valve of the rain catcher system can adjust the amount of rainwater collection. There are 5 types of water flow control: closed, 20%, 50%, 80%, and 100%. If the rain barrel is full of water, you can turn off the switch to...
  • Removable Debris Filter System: Built-in filter captures leaves, twigs, and debris to keep rainwater clean and avoid clogging. The filter is detachable for easy cleaning and maintenance
  • Compatibility: Fits standard 2"x 3" or 3"x 4" residential downspouts. Please install the rainwater harvesting system 18 inches above the rain barrel.
  • 5FT Hose: We offer retractable hose that can be adjusted to different lengths as needed to connect the gutter downspout diverter to the rain barrel. Made of durable material, it has good ductility and durability, can be used outdoors for a long time.
  • 1 Year Warranty: We provide 1-year warranty, Please feel free to contact us if there’s any question about this rain barrel diverter kit and we will get back to you ASAP.
SaleNo. 9
Rain Barrel Diverter Kit for 2"x3" or 3"x4" Gutter Downspouts, Rainwater Collection System with Filter and...
  • Directs rainwater drainage from downspouts into collect barrels.
  • Fits standard 2 in. x 3 in. or 4 in. x 3 in. downspouts.
  • Made of durable ABS material, resistant to freezing and UV rays.
  • Innovatively designed internal components enable rainwater collection efficiency up to 90%.
  • Internal filter design can effectively filter leaves, branches and other debris.
  • Comes with a brass water valve kit, allowing you to stop the flow of water for winterizing or when the barrel is full.
  • Double-Opening-Design on both sides of the bottom allows you to choose the direction of the spigot, according to the placement of the water barrels.
  • Recommend using a 1/2-inch inner diameter (ID) soft hose for the diverter connection.
  • Our company has a 100% refund policy for any issues or dissatisfaction. If you have any questions, please contact us.

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Last update on 2026-04-19 / Affiliate links / Images from Amazon Product Advertising API

How to Choose the Best Rain Barrel Diverters

Choosing the Right Capacity

The capacity of the diverter itself is less of a factor than the rain barrel it connects to. However, consider the flow rate. If you live in an area with heavy rainfall, a diverter designed for higher flow rates will be more effective at filling your barrel quickly and managing overflow. Check product specifications for details on flow management.

Frequently Asked Questions

How do I measure my downspout for a diverter?
Measure the width and height (for rectangular downspouts) or the diameter (for round downspouts) of your existing downspout. Standard sizes are usually 2x3 inches or 3x4 inches for rectangular, and 3 inches for round. Most diverters will specify which downspout sizes they are compatible with.
Do I need any special tools to install a rain barrel diverter?
Generally, basic tools like a drill, screwdriver, and possibly a saw (to cut the downspout) are needed. Many kits include all necessary hardware and comprehensive instructions for a straightforward installation process.
What is the purpose of the overflow feature on some diverters?
The overflow feature is crucial for managing excess water. When your rain barrel is full, the diverter will automatically redirect the remaining rainwater away from the barrel, preventing it from spilling and potentially causing water damage around your home's foundation.
Can rain barrel diverters be used with metal downspouts?
Yes, rain barrel diverters are typically compatible with both vinyl and metal downspouts. The connection method might vary slightly, but the core function remains the same. Ensure the diverter you choose specifies compatibility with your downspout material.
How often should I clean my rain barrel diverter?
It's advisable to clean your diverter at least twice a year, typically in the spring and fall. This helps prevent clogs from leaves, twigs, and other debris, ensuring efficient water collection and overflow management throughout the rainy seasons.