Best Garden Drainage Adapters of 2026

Toby Butcher Avatar
Toby Butcher
Last Updated: 5 Feb 2026

* We independently evaluate all recommended products and services. If you click on links we provide, we may receive compensation.

If you are looking for a solution to improve the drainage in your garden, then garden drainage adapters might be the answer. These adapters are designed to connect your downspout to a drainage pipe, allowing rainwater to be directed away from your property and preventing soil erosion. With a range of sizes and materials available, these adapters can be easily installed and can help to stabilise the soil in your garden. Whether you have a small or large garden, garden drainage adapters can be a practical and effective way to manage excess water and protect your property from potential damage.

At a Glance: Our Top Picks

SPARES2GO 68mm to 110mm Drain Adaptor Cover #TOP 1
SPARES2GO 68mm to 110mm Drain Adaptor
ftb score rating icon 9.8
FLOPLAST 40mm Waste Pipe Boss Adaptor Cover #TOP 2
FLOPLAST 40mm Waste Pipe Boss Adaptor
ftb score rating icon 9.7
Klober Oval Adaptor for Easy Drainage Connection Cover #TOP 3
Klober Oval Adaptor for Easy Drainage Connection
ftb score rating icon 9.5

Top 5 Garden Drainage Adapters

#TOP 1

SPARES2GO 68mm to 110mm Drain Adaptor

03-NDY-437
Black
118mm
SPARES2GO 68mm to 110mm Drain Adaptor Cover
SPARES2GO Gutter Down Pipe Drain Adaptor 68mm Rain Water to 110mm Underground Drainage Reducer

The SPARES2GO Drain Adaptor allows you to connect a 68mm rainwater pipe to a 110mm underground drainage system effortlessly. This universal reducer is made from UPVC, ensuring resistance to corrosion and chemical damage, which means it will last longer and require less maintenance. Its lightweight design makes installation straightforward, saving you time and effort. Additionally, it conforms to BS EN 12200 standards, providing peace of mind that it meets quality and safety requirements.

What We Like
Universal fit for various pipes
Durable UPVC material
Lightweight and easy to install
Resistant to corrosion and chemicals
Meets safety standards
#TOP 2

FLOPLAST 40mm Waste Pipe Boss Adaptor

KLiHD
Pipe Size - 43mm
FLOPLAST 40mm Waste Pipe Boss Adaptor Cover
FLOPLAST Waste Pipe Boss Adaptor - Solvent 40mm (43mm)

The FLOPLAST Waste Pipe Adaptor is designed for use with 43mm solvent weld pipes or fittings. This means you can easily connect your existing drainage systems without hassle, as long as your fittings measure correctly. It provides a reliable solution when combined with a 110mm strap boss, enabling a smooth installation process. For added security, this adaptor is fixed in place using solvent weld cement, ensuring a strong and permanent bond. Enjoy peace of mind knowing your drainage setup is robust and effective.

What We Like
Easy installation with correct fittings
Compatible with 110mm strap boss
Strong and permanent bond
Reliable for garden drainage
#TOP 3

Klober Oval Adaptor for Easy Drainage Connection

VTOA
Black
Klober Oval Adaptor for Easy Drainage Connection Cover
Klober Oval Adaptor (KG979100)

The Klober Oval Adaptor offers a quick and simple connection to your internal pipework, making installation hassle-free. You will appreciate its lightweight and durable design, as it eliminates the need for tile cutting or lead flashing. This feature not only saves you time but also reduces mess during installation. Additionally, the adaptor is pressure tested to comply with relevant British Standards, ensuring reliability and safety for your drainage needs.

What We Like
Easy installation
Lightweight and durable
No need for tile cutting
Compliant with British Standards
#TOP 4

SHMOX 110mm Universal Soil Pipe Connector

SHDPC
Black
110mm
SHMOX 110mm Universal Soil Pipe Connector Cover
110mm Universal Soil Pipe to Clay Cast Iron Drain Pipe Connector Adaptor (Black)

The SHMOX Soil Pipe Connector is designed for easy installation with its push-fit drainpipe fittings, making it user-friendly for anyone working on drainage projects. With a size of 110mm, it ensures compatibility with a range of pipes, offering versatility for various applications. Made from tough and durable PVC-U material, this adaptor promises longevity and reliability, giving you peace of mind in your drainage system. Its sleek black finish adds a professional touch while seamlessly blending into your garden drainage setup.

What We Like
Durable PVC-U material
Easy push-fit installation
Universal 110mm size
Sleek black design
#TOP 5

FloPlast 32mm Rubber Boss Adaptor Pack

Floplast
Pipe Size - 32mm
FloPlast 32mm Rubber Boss Adaptor Pack Cover
FLOPLAST boss adaptor - rubber 32mm - Bag of 2

The FloPlast Boss Adaptor is a pack of two rubber adaptors designed for 32mm pipes, making it ideal for your underground drainage needs. These rubber boss adaptors provide a secure and flexible connection between pipes, helping you to easily manage garden drainage. With this set, you get two adaptors, which is convenient if you need multiple connections or replacements. The rubber material ensures a tight seal that prevents leaks and fits well with various setups, making your drainage system more reliable and easier to maintain.

What We Like
Pack of two adaptors
Fits 32mm pipes
Rubber for secure seal
Ideal for underground drainage
Buying Guide Image
Editor's Notes

During our garden drainage adapter research, we found 74 garden drainage adapter products and shortlisted 5 quality products. We collected and analyzed 3,073 customer reviews through our big data system to write the garden drainage adapters list. We found that most customers choose garden drainage adapters with an average price of £11.20.

The garden drainage adapters are available for purchase. We have researched hundreds of brands and picked the top brands of garden drainage adapters, including Spares2go, FloPlast, Eroofing, SHMOX.

Written by
Toby Butcher Avatar

Toby Butcher is a Horticulturist, and he earned his title as a Master Gardener in 2016. Toby has acquired a 25-year experience as a home gardener planting, designing, grooming vegetables and flowers. He is the leader of a plant group in Durham. Toby owns a blog where he publishes articles on growing and growing your flowers at home, in a vase, or in a garden.