10 Best Extra Large Waterproof Garden Storage Box in the UK
Tested and Reviewed: Top 10 Extra Large Waterproof Garden Storage Box deals with expert ratings from 8.1 to a perfect 10
April 2025 Edition
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1
Editor's Choice9.7
Save 13%
Olsen & Smith
Olsen & Smith 830L Extra Large XL Outdoor Garden Storage Box - Weather Resistant Heavy Duty Garden Box Wood Effect with Padlock - Massive Capacity Storage Chest for Tools Cushions Toys & More, Grey
13% Off
Editor's bottom line:
“This extra large waterproof garden storage box is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”
Main Highlights
- : With a spacious 830-litre capacity, this outdoor storage box can store your garden cushions, furniture, tools, toys and more! This helps keep your garden organised, neat and tidy. It also includes a removable divider so you can keep different types of items separate. External Dimensions: L160 x W78 x H76 cm, Internal Dimensions: L154 x W74 x H73.5 cm. Max storage weight: 45kg.
- : The garden tool storage box comes with a supplied combination padlock which helps in providing an added layer of security for your stored items. This feature ensures that your garden accessories are safe from theft and unauthorised access.
- : This large storage cabinet box is made from high-quality plastic to ensure durablity. It designed to be weather resistant, protecting your items from rain, snow, and harsh sunlight making it the ideal outdoor cushion storage solution.
- : This outside storage box features an elegant wood effect that enhances the look of your garden. It features two gas-assisted lifting hinges to make opening and closing easier. Additionally, it can be used as an outdoor storage bench for seating two people on the top (max weight 100kg per side).
- : This garden tool organiser is lightweight at 16.5 kg, making it easy to move around your garden or patio. It arrives flat-packed with simple instructions for quick and easy assembly.
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Picked by 200 people today
2
9.5
Olsen & Smith
Olsen & Smith 1170L Extra Large XL Outdoor Garden Storage Box with Padlock - Huge Capacity Plastic Shed Wheelie Bin Box Cabinet Cupboard - Ideal for 2x230L Wheelie Bins, Garden Tools, Toys & Much More
Main Highlights
- BUILT FOR OUTDOOR USE - The Olsen & Smith large plastic storage box is perfect for keeping your garden space neat and tidy. It is ideal for storing two 230L wheelie bins, tools, toys and games, fold-up chairs, small to medium items of furniture, accessories and much more!
- STRONG & WEATHER RESISTANT - Each storage box is constructed from high-quality polypropylene that is extremely weather resistant to protect your belongings. It features two gas-assisted lifting hinges to make opening and closing the lid easier.
- PLACE IN YOUR IDEAL LOCATION - The box is light enough to move around to wherever it is required. The two wide opening doors make it easy to access all of your items stored inside. The storage box is also lockable for added security and comes with a secure padlock to keep your items safe.
- ASSEMBLE WITH EASE - The product arrives flat-packed with easy-to-follow instructions and a clip-together design - so you can have your box ready quickly and easily.
- SPECIFICATIONS - Assembled external dimensions: 140 x 81.5 x 125 cm (L x W x H), Assembled internal dimensions: 140 x 81.5 x 121cm, Weight: 21.1kg, Capacity 1170L
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3
9.5
Duramax
Duramax DH 1.7 Metal Cushion Box (770 L) with Hydraulic Gas Cylinder & Padlock Eye, Outdoor Deck Box and Garden Furniture Organizer, Anthracite & Off-White Trimmings
Main Highlights
- All-weather resistant metal storage box the duramax palladium deck boxes are made of high-quality hot dipped galvanized steel which are resistant to harsh weather conditions and are durable, 20 thicker steel than conventional sheds
- Includes built-in corrugated floor for added protection
- Equipped with strong handles on both sides for easy carrry and hydraulic gas cylinders that improves open/close of the lid for easier access to items
- Strong lockable latch with padlock eye to ensure safety for all your stored items
- Provide year round protection to your furniture cushions, outdoor accessories and more stored safely, external dimensions (lxwxh): 173.8 x 73 x 72.7 cm, capacity: 770l/ 204 gallons
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4
9.2
URBNLIVING
URBNLIVING Large Black 750L Plastic Garden Storage Box Outdoor Utility Chest Waterproof Unit Deck Cabinet
Main Highlights
- Capacity: 750 Litres
- Material: Heavy Duty Plastic - Weatherproof
- Colour: Black
- 2 Lockable Hinged Lids
- Dimensions (cm): H80 x W155 x L66
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5
9.0
CASARIA
CASARIA® XXL 625 Litre Polyrattan Garden Storage Box Chest Extra Large With Wheels | Rollable Lockable | Automatic Gas Lift Lid Handles | Pillow Cushion Trunk Weather-Resistant | 150x77x73cm | Black
Main Highlights
- HUGE STORAGE SPACE - The CASARIA garden box made of easy-care and very robust polyrattan weave offers 625L of storage space, enough space for cushions, pillows and other accessories. With dimensions of 150x77x73cm, even large lounger cushions fit easily into the box.
- CLEVER HANDLING - The cushion box can be easily repositioned thanks to the two wheels and handles. The automatic lifting mechanism of the box enables easy opening and closing of the 2-part lid, which can also be easily connected as 1 lid using the screws provided.
- WEATHERPROOF - The lid of the storage box has a drip edge all the way around for controlled water drainage. The inner tarpaulin with Velcro system and all-round zipper protects your utensils perfectly from rain and moisture.
- WELL-THOUGHT-OUT MATERIAL - Polyrattan is a stable, evenly wound plastic fiber. The material is robust, weatherproof, dirt-repellent, easy to clean and UV-resistant, which means that the color and joy of your new cushion box will be preserved for a long time.
- MANY BENEFITS - The four feet of the cushion box are provided with protective caps that protect your floor from scratches. Thanks to the load capacity of 160 kg, you can also safely place heavy objects on the patio box, giving you additional storage space in your home.
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6
8.8
Keter
Keter Westwood 570L Outdoor 75% recycled Garden Furniture Storage Box Brown Wood Panel Effect ; Fade Free ; All Weather Resistant ; Safe and Secure ; Zero Maintenance ; 2 year Warranty
Free Shipping
Main Highlights
- Decorative wood panel-style finishing with 570L capacity keeping all items ventilated and dry
- Piston-assisted lid, comfortably seats two adults and has lockable option for added security (Lock not included)
- Keeps stored items dry and well ventilated and can also comfortably seat 2 adults
- Internal dimensions: 56.10 x 24.65 x 22.80 inches (L x W x H); external dimensions: 61.02 x 28.50 x 25.35 inches (L x W x H); internal dimensions: 142.4 x 62.6 x 57.9 cm (L x W x H); External dimensions: 155 x 72.4 x 64.4 cm (L x W x H)
- Easy opening with hydraulic piston
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7
8.6
VEVOR
VEVOR Deck Box, 120 Gallon, 56.3" x 26.6" x 23.8" Outdoor Storage Box, Waterproof PP Deckbox with Aluminum Alloy Padlock, for Patio Furniture, Garden Tools, Pool Toys, Outdoor Cushions, Gray
Free Shipping
Main Highlights
- Larger Storage Capacity: This VEVOR deck box boasts a 120-gallon capacity to fit more. Create the perfect space for all your belongings! With this much space, your gardening supplies, kids' pool toys, seasonal patio cushions, or even packages at your door will all have a spot of their own.
- Extra Bench or Table: For enhanced stability, we have upgraded the outdoor storage box with 3 galvanized U-bars. It even features a flat top, allowing it to double as a convenient bench or table, and has a maximum weight capacity of 880 pounds, sturdy enough to have 3 adults on it.
- Last for Years: This deck storage box offers the appearance of a natural wood grain aesthetic while ensuring durability via the waterproof, UV-resistant PP construction. Its superior materials won't easily chip or fade. You will be shocked to find how lightweight it is in addition to its jaw-dropping durability.
- Added Security and Portability: Our patio storage box locks in place to keep your special items safe. Plus, an extra padlock is included. And guess what? Our deck storage box comes with a built-in hydraulic lift system to ensure that it's always safe to open and close! Say goodbye to smashed fingers. Besides, each side is designed with a built-in handle that makes it easy to move the box.
- Easy to Install: You can effortlessly set up your new outdoor toy box with your friends in less than 20 minutes (2 people are recommended for the assembly due to the large size). The installation steps are clear, and easy to follow pictures in the user manual make installation a breeze.
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8
8.3
Garden Store Direct
Starplast XXL Huge Plastic 634 ltr Garden Storage Box With Piston Opening Lid
Main Highlights
- Starplast XXL Huge Plastic 634 ltr Garden Storage Box With Piston Opening Lid
- Brand : Garden Store Direct
- Product type: STORAGE BOX
- Color: Black
- xxl
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9
8.1
Outsunny
Outsunny 336 Litre Garden Storage Box, Water-resistant Heavy Duty Double Wall Plastic Container, Extra Large Outdoor Garden Furniture Organizer, Deck Cushion Chest with Wheels and Handles, Black
Free Shipping
Main Highlights
- Spacious outdoor storage box: 366L sizes, this garden storage is spacious enough for holding items like garden tools, furniture cushions, garden games and accessories.
- Weather-resistant plastic shell, double-wall design: A garden storage box which is suitable for outdoor use. Tough formation and durable for extended use. This plastic garden storage box looks as beautiful as wood, but with much more resistance. Easy to clean - simply wipe down.
- Easy-open lid: Fitted with a hydraulic piston assisted lid support, you can open and close smoothly.
- Two handles and two rollers: Easy to move this plastic garden storage box around. Ideal when it's heavy.
- Dimensions: 64.5H x 122.4L x 62Wcm. Storage capacity: 366L. Maximum load 100kg.
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10
8.1
Keter
Keter Store It Out Nova Outdoor Garden Furniture Storage Shed Light Grey with Dark Grey Lid | Fade Free | All Weather Resistant | Safe and Secure | Zero Maintenance | 5 year Warranty
Free Shipping
Main Highlights
- Ideal outdoor storage solution for garden tools and equipment, BBQ and accessories and x2 120L wheelie bins.
- Elegant wood effect panels that opens from the top or the front and with a lockable feature for secure closure.
- Heavy-duty floor with built-in support for shelving and 880 L capacity.
- Keter Store it Out Nova Outdoor Garden Storage Shed, 132 x 71.5 x 113.5 cm, Light Grey with Dark Grey Lid.
- Assembled dimensions: 132 x 71.5 x 113.5 cm (L x W x H) ; internal dimensions: 122 x 61 x 108.8 cm (L x W x H).
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