Best Plastic Rain Barrel Linking Kits in 2026

Daisy
Last Updated: Jul 18, 2026

At a Glance: Our Top Picks for Plastic Rain Barrel Linking Kits

FCMP Outdoor RC4000 50-Gallon Heavy-Duty Outdoor Home Rain Catcher Barrel Water Container with Spigots and Mesh Screen, Brown
#TOP1
Fcmp Outdoor Rc4000 50-Gallon Heavy-Duty Outdoor Home Rain
9.8
PM SCORE
EarthMinded DIY Rain Barrel Diverter Parts for 2x3, 3x4 and Round Downspouts (Diverter, Winter Cover Plate, Hose, Hose Seal for Barrel, Parts to fit 3x4 Downpipe)
#TOP2
Earthminded Diy Rain Barrel Diverter Parts For 2X3,
9.6
PM SCORE
Earth Minded Rain Barrel Plastic 45 Gal
#TOP3
Earth Minded Rain Barrel Plastic 45 Gal
9.5
PM SCORE

* PickSmartly editors independently research, review, and endorse the top products through comprehensive data analysis. We may earn a commission for qualifying purchases made through our product links.

Summary of the Best Plastic Rain Barrel Linking Kits of 2026

Fcmp Outdoor Rc4000 50-Gallon Heavy-Duty Outdoor Home Rain Catcher Barrel Water Container With Spigots And Mesh Screen, Brown

FCMP OUTDOOR
RC4000-BRN
24.00 X 24.00 X 32.00 Inches
24.00 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Spreetail 9.94

Features

Outdoor rain collection water catchers are designed with large openings and a flat back that allows for easy installation

Spigots on the side of the barrel for connecting multiple rain catcher barrels together for the expansion of your rainwater storage capacity

Aluminum mesh screen keeps out debris to keep the water clear

Includes a debris screen, garden hose, shut-off thumb valve, hanging hose clips, overflow hose, and linking kit for connecting the barrels

Barrels are constructed of BPA-free polyethylene plastic and can support up to 50-gallons of water; Assembled dimensions (L x W x H): 24" x 24" x 32" inches

Made in Canada

Earthminded Diy Rain Barrel Diverter Parts For 2X3, 3X4 And Round Downspouts (Diverter, Winter Cover Plate, Hose, Hose Seal For Barrel, Parts To Fit 3X4 Downpipe)

AQUABARREL
AMZ_EM_34DIVWCHHS
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Aquabarrel LLC 9.61

Features

💧EASY INSTALL: Use the Rain Barrel Downspout Diverter Group to connect your 2x3 downspout drain pipe to your rain barrel!

💧ENVIRONMENTALLY FRIENDLY: Rain barrels capture water from a roof for use on lawns, gardens or indoor plants!

💧HIGH QUALITY: This rainwater diverter kit is made with quality materials. Strong flex pipe stretches from 8" to 31".

💧UNIVERSAL FIT: Turn nearly any plastic container into a rain collection barrel that fills & overflows back to the downspout!

💧SMART DESIGN: This rain barrel kit allows you to attach a rainwater collection system without removing the downspout!

Earth Minded Rain Barrel Plastic 45 Gal

EARTHMINDED
PRN1023
23.25 X 23.25 X 31.75 Inches
11.30 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
UnbeatableSale, Inc 9.83

Features

48 gallon

85% recycled

Charcoal color

Easy to use and install

A convenient size for decks, patios and balconies 

Rain Barrel, Diy Kit, Made From Previously Used Food Grade Barrel, Upcycled, Recycled, 58 Gallon Size

MIRAINBARREL
RB-1
22.00 X 22.00 X 40.00 Inches
17.00 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
mirainbarrel 6.15

Features

Used Food Grade Repurposed Recycled Plastic Barrel, previously used to hold olives

New brass spigot and new brass overflow valve

Easy on/off twist top lid with new plastic mesh screen

New downspout adapter included

Sealed with waterproof 100% silicone caulk

Earthminded Rain Barrel Overflow Kit - Divert Water Away From Full Rain Barrels And Your Home - This Rain Barrel Link Kit Extends To 5 Feet And Forms Bends And Elbows - Easy Install In Minutes

EARTHMARK
F-RN090
13.00 X 6.75 X 2.00 Inches
0.66 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Aquabarrel LLC 9.61

Features

Rain Barrel Overflow Drain Kit - Avoid overfilled rain barrels during heavy rain and divert excess water away from the rain barrel and your home

A Simple Solution - Add this rain barrel hose kit to any plastic or wooden container and send excess water to exactly where you want it to go

Extending Hose - Accordion hose holds its shape to form elbows and bends. Hose extends up to 5 ft. long

Easy to Install - Includes all parts needed for quick installation in minutes (hose, seal and hole saw). . Requires a drill for install (drill not included)

Multiple Barrels - Consider linking 2 or more barrel in series to catch additional rainwater using an EarthMinded linking kit

Downspout Rainwater Collection Diverter Connector System Colander With Filter 2X3-In, White

FLEX DRAINZ
FD-37042
7.00 X 4.00 X 3.00 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
HowPlumb 9.83

Features

Collect and reuse the rain from your roof to water houseplants, gardens, and landscape, or wash cars

Diverts filtered rainwater into a storage tank or rain barrel or directly to a garden. Prevents clogs by filtering large or coarse debris.

Fits common 2-in. x 3-in. aluminum or vinyl downspouts. Made of durable white PVC plastic.

Kit includes - rainwater colander/cap, downspout clip/screw and easy to follow instructions

Easy to install – Limited tools required along with a 4’ garden hose (not included).

Rain Barrel, Diy Kit, Used Food Grade Barrel, Upcycled, 63 Gallon Size

MIRAINBARREL
22.00 X 22.00 X 41.00 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
mirainbarrel 6.15

Features

Food grade, reused plastic barrel

Brass spigot and overflow valve

Easy on/off twist top lid with plastic mesh screen

Downspout adapter included

Sealed with waterproof 100% silicone caulk

Algreen Products Athena Rain Barrel With Rain Barrel Spigot, 50 Gallon, Brownstone

ALGREEN PRODUCTS
86312
24.00 X 24.00 X 34.00 Inches
14.50 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Spreetail 9.94

Features

Rain Water Collection Barrel: Enjoy the look of authentic ceramic and all the ease and durability of plastic; This beautiful rain collection barrel boasts a weather-resistant construction complete with a realistic pottery-like finish

Durable Design: Specially designed withstand harsh temperature changes, this rainwater collection barrel is made from roto-molded plastic that won't chip, crack, or fade

Convenient Features: This rain collector barrel comes equipped with a high-quality brass spigot, corrosion-proof screen, and bottom fitting connections which allow you to access water below the spigot

Designed for Convenience: A dual water overflow allows sufficient water to escape the rain catcher barrel when full and allows you to link multiple rainwater barrels with Algreen's rain barrel connector kit

Versatile Functionality: This rain water barrel can be used to collect water for your grass and flower gardens as well as water for washing your car; Compatible with the Algreen Rain Barrel pump kit for pressurized garden watering

Earthminded Rain Barrel Plastic Diverter Kit (Pack Of 2)

EARTHMINDED
FRN056_2PK
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Aquabarrel LLC 9.61

Features

💧EASY INSTALL: Use the Rain Barrel Downspout Diverter Kit to connect your downspout drain pipe to your rain barrel!

💧ENVIRONMENTALLY FRIENDLY: Rain barrels capture water from a roof for use on lawns, gardens or indoor plants!

💧HIGH QUALITY: This rainwater diverter kit is made with quality materials. Strong flex pipe stretches from 8" to 31".

💧UNIVERSAL FIT: Turn nearly any plastic container into a rain collection barrel that fills & overflows back to the downspout!

💧SMART DESIGN: This rain barrel kit allows you to attach a rainwater collection system without removing the downspout!

Algreen Athena 80 Gallon Rain Water Collection Drum Barrel, Brownstone (2 Pack)

ALGREEN
ALG-86311
0.00 X 0.00 X 0.00 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Spreetail 9.94

Features

Collects up to 80 gallons of rain water so you can save money and conserve water at home

Beauty doesn't negate function: it's made of durable roto molded plastic that doesn't chip, fade, or crack with time

Doubles as a decorative planter with a realistic brownstone pot look

Features 2 overflow ports so you can link barrels with the Algreen linking kit (not included)

Includes a brass spigot with shut off nozzle, a corrosion-proof screen guard, and a bottom fitting attachment so you can use every drop of water

Rainbarrel Linking Kit For Linking Two Rain Barrels Together, Includes Holesaw

AQUABARREL
ABPEM-RSP_LINKING_KIT
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Aquabarrel LLC 9.61

Features

💧EASY INSTALL: Use the Rain Barrel Downspout Diverter Kit to connect your downspout drain pipe to your rain barrel!

💧ENVIRONMENTALLY FRIENDLY: Rain barrels capture water from a roof for use on lawns, gardens or indoor plants!

💧HIGH QUALITY: This rainwater diverter kit is made with quality materials. Strong flex pipe stretches from 8" to 31".

💧UNIVERSAL FIT: Turn nearly any plastic container into a rain collection barrel that fills & overflows back to the downspout!

💧SMART DESIGN: This rain barrel kit allows you to connect 2 barrel together - Includes drill bits!

Nesyd Rain Barrel Diverter Kit, Rainwater Collection System Fits 2" X 3" Gutter Downspout Diverter, Rain Water Catching System Collect Rainwater For Garden And Lawn Watering With 40" Hose - White

NESYD
PLD-US-002
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Keleskytres 0.00

Features

Rain Water Catching System --- Rain barrel diverter kit is a great way to collect and reuse rainwater from your roof. Rainwater collection system divertes rainwater from the downspout to rain barrel (Not Included). You can use it to water house plants, gardens, landscape, grow vegetables or more.

Fit 2" x 3" Downspouts --- Rain Gutter Downspout diverter is designed to fit standard rectangular 2'' x 3'' downspouts, to collect rainwater from gutter or roof ( Note: For a better buying experience, please determine the actual size of your downspout before purchasing ).

Easy to install --- You need to cut the part of the downspout and then install the rain barrel diverter. By following the detailed installation steps shown, you can easily and quickly install the rain diverter. Plus, you can cut the hose to the actual length you need.

High Quality Material --- Rain catchment system is made of UV resistant PVC plastic. It is durable, not easily deformed and will stay in good condition even after years of outdoor use. The large internal pipe design for rain collector allows rainwater to pass through better and faster, avoiding clogged pipes. In addition, it can be painted to be friendly to the environment.

Package Includes --- Rainwater collection system includes a 2" x 3" downspout diverter, 1 x 40 inch hose (can be cut off), 2 x screws and 1 x red waterproof outlet plug (no need to collect rainwater, prevent it from exiting ). If you have any questions about the Rain Barrel Diverter Kit, please feel free to contact us.

Guanli Rain Barrel Diverter Kit,Rain Collector Rain Barrel Connector Set For Rainwater Barrels,Convert Containers Into Rain Barrels,Easy To Install

GUANLI
GUANLI-486658
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
deberían 3.88

Features

【High Quality Material】: Our bucket connection kits and fittings are made of quality plastic, durable and easy to replace, with threads to avoid kinking.

【Bucket Connection Kit】: Hose diameter: 25 mm, length: 50 cm. Suitable for connecting all standard water gun heads, practical and environmentally friendly, comes with seals, lock nuts and hose clamps for a strong connection and a significant increase in leak prevention.

【Easy Installation】: pre-drill the bucket holes, deburr, then mount the wall pipe on the bucket and connect the hose. For larger water supplies, the connection of the two nozzle heads is easy and simple, consisting of two hose fittings with locknuts.

【Multiple Applications】: Bucket connector kits are perfect for connecting your buckets, tanks or IBC containers together without leaks or spills. Won't dry out due to low volume during drying. When it rains, you can make sure your tank fills up evenly.

【Good Service】:If you have any other questions about the product or any questions later, please feel free to contact us, we will reply in time and give you a satisfactory answer.

Top 10 rain barrel linking kits Brands on Amazon

Here is the list of top-rated brands that were evaluated by PM.

Brand Count
Aquabarrel 2
Earthminded 2
Mirainbarrel 2
Algreen 1
Algreen Products 1
Earthmark 1
Fcmp Outdoor 1
Flex Drainz 1
Guanli 1
Nesyd 1

Top 10 rain barrel linking kits Brands Pie Chart


We've carried out a comprehensive analysis of 3,820 reviews on rain barrel linking kits, using our selection criteria to identify the best options in the categories. Our findings reveal that most customers typically select rain barrel linking kits priced around $132.85, with top brands including kmjetnivy, airhowowaqsp, rainpal, wadeo, earthminded, rain reserve, rain harvesting, emsco group and renator and gowipo

Our team of expert editors reviewed these high-quality items and handpicked the top 13 rain barrel linking kits for your consideration. We've also done extensive research on numerous sellers, identifying the best ones in the categories category. These include kmjetnivy, nexora, oldegg usa, madera us, aquabarrel llc, amazon.com, rain harvesting by blue mountain co, cartlee and gowipo and quánzhōuyuximaoyiyouxiangougsi .

We are dedicated to assisting our users in finding the right barrels Products based on their needs, saving them considerable time when choosing which rain barrel linking kits to buy. We take pride in the number of satisfied users we've helped through our thorough and insightful reviews.