10 Best Waterproof Garden Storage Boxes in The UK

Last updated on 18/07/2025
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Best Choice
1
9.7
Exceptional
Save 16%
DKIEI 600L Metal Garden Storage Box - Large Outdoor Waterproof Container With Lid, Lockable for Tools, Toys, Cushions - Black, 165x70x62 cm
DKIEI
DKIEI 600L Metal Garden Storage Box - Large Outdoor Waterproof Container With Lid, Lockable for Tools, Toys, Cushions - Black, 165x70x62 cm
16% Off
Why We Love It
  • Ensures safety with locking feature.
  • Generous 600L storage capacity.
  • Rugged, durable material build.
Main Highlights
  • 【Safetye Design】 This garden storage box comes with lockable lid and a key to ensure the safety of your stored items, each corner is equipped with protective corners to avoid scratching your skin.
  • 【Large Capacity】 The outdoor storage box is 600L in capacity, can meet your various daily storage needs, large storage space can store garden tools and equipment, cushions, and other daily necessities, can be used both indoor and outdoor.
  • 【Durable Material】 Large garden storage box adopts 0.4mm coated color steel board, waterproof and UV resistant, rust-resistant, sturdy and durable, can be used for long time.
  • 【Brief Specification】The dimension of outside storage box is 165x 70x 62 cm. Assembly is very simple, we provide installation videos and gloves to help you complete the installation yourself.
  • 【After-sale Service】You need to take some time to complete the assembly yourself. If you have any question, please contact us directly, we will reply you as soon as possible.
9.7
Exceptional
Save 16%
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Best Value
2
9.6
Superb
Save 22%
COSTWAY 270L/660L Garden Storage Box, Waterproof Rattan Deck Box with Wheels, Zippered Liner & Pneumatic Rod, Outdoor Patio Wicker Chest Bench Table for Cushion Tool Toy (660L, with Wheels)
COSTWAY
COSTWAY 270L/660L Garden Storage Box, Waterproof Rattan Deck Box with Wheels, Zippered Liner & Pneumatic Rod, Outdoor Patio Wicker Chest Bench Table for Cushion Tool Toy (660L, with Wheels)
22% Off
Why We Love It
  • Ample storage for outdoor items.
  • Boasts a protective liner.
  • Easily assembled and mobile.
Main Highlights
  • 【Sufficient Storage Space】 This square patio deck box provides you with 660L inner space for outdoor storage. Therefore, multiple items like cushions, blankets, pillows and toys can be well-organized instead of being scattered around. Additionally, you can close the lid and use the storage box as a patio coffee table.
  • 【Protective Liner with Zipper】 The storage box comes with a top-grade polyester liner which is coated by PU. And thus, the liner can keep the items inside the box away from dust and water, offering considerate protection.
  • 【High Stability & Durability】 The PP board of the lid and heavy-duty metal frame ensure high stability, and the safety pneumatic rod gives firm support to the lid and slow down the opening and closing speed. Also, the additional feet in the middle make the deck box much sturdier. And metal frame is wrapped with hand-woven mix brown PE rattan, ensuring long-time outdoor use.
  • 【2 Universal Wheels】 Equipped with 2 universal wheels, the deck chest can be moved smoothly and easily, which saves much of your effort. The functional storage and easy movement make the storage shed a perfect addition to multiple places, such as poolside, front porch, backyard and so on.
  • 【Simple Installation】 With all necessary accessories and a clear instruction, the deck storage box is easy to assemble. Please do not tighten all the screws until all the holes are aligned. And please avoid rain exposure for prolonged service life.
9.6
Superb
Save 22%
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3
9.6
Superb
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
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
Why We Love It
  • Spacious yet elegant storage.
  • Lockable for added security.
  • Supports shelving, heavy-duty floor.
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).
9.6
Superb
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4
9.5
Superb
Save 15%
CASARIA® 270 Litre Polyrattan Garden Storage Box with Wheels | Waterproof UV Resistant | Inner Lining | 117x53x60cm Patio Furniture Cushion Chest with Gas Pressure Lift Lid | Grey
CASARIA
CASARIA® 270 Litre Polyrattan Garden Storage Box with Wheels | Waterproof UV Resistant | Inner Lining | 117x53x60cm Patio Furniture Cushion Chest with Gas Pressure Lift Lid | Grey
15% Off
Why We Love It
  • Distinctive and versatile indoors/outdoors furniture.
  • Ample storage space with mobility.
  • Offers optimal item protection.
Main Highlights
  • XXL STORAGE SPACE: The cushion box made of easy-care polyrattan offers 270 litres of storage space, enough space for cushions, blankets and other garden accessories. With a total length of 117 cm, even large lounger cushions fit effortlessly into the box.
  • WINTER PROTECTION: The inner lining made of polyester is waterproof and is attached to the garden chest with a Velcro system. The inner film can be closed with a zipper and optimally protects your cushions from dirt and rain, so that wintering is also ensured.
  • MOBILE: The storage box can be easily moved thanks to wheels and handles. The garden box's automatic lifting mechanism allows the lid to be opened and closed easily. Thanks to the reinforced web plates, the lid of the chest bench can hold up to 140kg.
  • SAFE SITTING: Easy to open and close: The automatic lifting mechanism with 2 gas struts ensures effortless operation and also reduces the risk of injury while the lid remains open when filling. When closed, the lid can be used as a bench or table!
  • EASY ASSEMBLY: Assembling the cushion box is effortless and time-saving thanks to the illustrated assembly instructions and the intuitive design. This means you can put your new chest into operation in no time.
9.5
Superb
Save 15%
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5
9.3
Superb
Save 7%
Keter Marvel+ 270L Outdoor 65% recycled Garden Furniture Storage Box Graphite Wood Panel Effect | Fade Free | All Weather Resistant | Safe and Secure | Zero Maintenance | 2 year Warranty
Keter
Keter Marvel+ 270L Outdoor 65% recycled Garden Furniture Storage Box Graphite Wood Panel Effect | Fade Free | All Weather Resistant | Safe and Secure | Zero Maintenance | 2 year Warranty
7% OffFree Shipping
Why We Love It
  • Spacious outdoor storage solution.
  • Stylish and functional design.
  • Weatherproof and durable material.
Main Highlights
  • Ideal outdoor garden storage box for garden tools and equipment, garden furniture cushions, garden games and accessories
  • Decorative wood panel-style finishing with 71G capacity keeping all items ventilated and dry
  • Built-in handles for convenient portability and can comfortably seats two adults
  • Made of durable, weatherproof, maintenance and fade-free and 65% recycled resin
  • Assembled external dimensions: 116.7 x 44.7 x 57 cm (L x W x H); Internal dimensions: 114.4 x 40 x 51.2 cm (L x W x H)
  • Need Support? Please contact our dedicated customer services team on 0121 506 0008
9.3
Superb
Save 7%
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6
9.2
Superb
Save 13%
Easylife Steelcore270 Steel-Reinforced Garden Storage Box with 270 Litre Capacity, Lockable and Waterproof Garden Tool Storage Chest, No Tool Assembly, H53xW105xD49cm- Fully Guaranteed
easylife lifestyle solutions
Easylife Steelcore270 Steel-Reinforced Garden Storage Box with 270 Litre Capacity, Lockable and Waterproof Garden Tool Storage Chest, No Tool Assembly, H53xW105xD49cm- Fully Guaranteed
13% Off
Why We Love It
  • Unbreakable plastic withstands wear.
  • Weather-proof for outdoor confidence.
  • Secure lockable lid feature.
Main Highlights
  • 270L CAPACITY SWALLOWS GARDEN CLUTTER WITH EASE - whether it's cushions, tools, toys or BBQ gear this impressive storage trunk frees up garage and garden shed space while adding a clean modern look to your patio
  • STEEL FRAME BUILT TO WITHSTAND THE ELEMENTS - reinforced weatherproof steel carries the load, this outdoor storage box is designed keep your garden essentials safe and dry, and handle weight without warping, bending or cracking over time
  • SECURE AND USER-FRIENDLY - this lockable storage box features built-in handles and padlock-ready hinged lid Ergonomic side handles for easy movement and peace of mind when locked
  • EASY TO ASSEMBLE WITHOUT TOOLS - the garden tool storage box is simple to put together and requires no tools - once assembled, everything in your garden can be safely stowed and stored away
  • PRODUCT FROM EASYLIFE - well-established with a reputation for making excellent quality, problem-solving products for the home and garden
9.2
Superb
Save 13%
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7
9.2
Superb
Save 17%
Alivio Outdoor Metal Storage Box, UV Protection Waterproof Storage Box for Garden Patio with Lockable Lid 132 x 62 x 64cm (Grey)
Alivio
Alivio Outdoor Metal Storage Box, UV Protection Waterproof Storage Box for Garden Patio with Lockable Lid 132 x 62 x 64cm (Grey)
17% Off
Why We Love It
  • Spacious for all your essentials.
  • Weather-resistant for year-round protection.
  • Stylish design complements any space.
Main Highlights
  • Spacious Outdoor Storage: Generous 132 x 62 x 64 cm size offers ample space to store gardening tools, cushions, and patio accessories.
  • UV-Resistant & Waterproof Design: Built with durable, weather-resistant materials to protect contents from sun damage and rain—ideal for year-round outdoor use.
  • Low Maintenance Exterior: Made with easy-to-clean materials that retain their appearance with minimal upkeep.
  • Hydraulic Hinge System: Smooth and controlled lid opening with a fixed angle design for enhanced user safety and convenience.
  • Secure Lockable Lid: Lockable top adds security to your outdoor storage (locks not included), keeping your items protected.
  • Built-In Reinforced Support Bar: Reinforced thicker bar design increases structural strength with a maximum weight capacity of 580 lbs.
  • Modern Groove Appearance: Stylish groove design enhances the overall look, making it a sleek addition to any patio or garden.
9.2
Superb
Save 17%
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8
9.0
Superb
Save 4%
Gr8 Garden 320 Litre Black Plastic Storage Box Lid Patio Shed Utility Cushion Chest Wooden Fence Panel Effect Large Truck Indoor Outdoor Furniture
Gr8 Garden
Gr8 Garden 320 Litre Black Plastic Storage Box Lid Patio Shed Utility Cushion Chest Wooden Fence Panel Effect Large Truck Indoor Outdoor Furniture
4% Off
Why We Love It
  • Spacious with 320l capacity.
  • Durable plastic material construction.
  • Stylish wooden fence effect.
Main Highlights
  • Size: 117cm x 54cm x 51cm Approx
  • Material: Plastic
  • Style: Wooden Fence Panel Effect
  • 320l Capacity. Handles On Both Sides
  • Can Be Locked (Lock Not Included) Comes Flat Packed. Easy To Assemble
9.0
Superb
Save 4%
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9
8.9
Excellent
Save 13%
VonHaus Garden Storage Box 270L – Outdoor Utility Chest Organiser – Weatherproof Plastic, Lockable Lid, Sliding Bar Hinge, Carry Handles, Portable – For Garden, Patio, Balcony, Decking – Grey, Black
VonHaus
VonHaus Garden Storage Box 270L – Outdoor Utility Chest Organiser – Weatherproof Plastic, Lockable Lid, Sliding Bar Hinge, Carry Handles, Portable – For Garden, Patio, Balcony, Decking – Grey, Black
13% Off
Why We Love It
  • Weatherproof and durable.
  • Easily portable with handles.
  • Secure lockable lid.
Main Highlights
  • WHATEVER THE WEATHER: Come rain or shine, your VonHaus garden storage box has got you covered thanks to its slick weatherproof polypropylene design, giving your garden goods a durable home.
  • CONVENIENT CARRY HANDLES: Levelling up your outside storage, use the two handles to easily transfer the portable utility chest wherever needed; effortlessly hide it out of site or place more central for easy access.
  • EASY LOADING & UNLOADING: Featuring aluminium sliding bar hinges for smooth shutting and secure opening, your outdoor storage container is a pleasure to use; utilise its large 270L capacity and fill it up to the brim!
  • SAFE STORAGE: Use the lockable lid to securely stow away your possessions, whether you are protecting valuable belongings from the weather or hiding away the kids’ toys until playtime.
  • OUR BRAND PROMISE: Established in 2003, VonHaus is the helping hand you need to craft your dream garden, from the patio floor to the hedge tops. Use our 270L Garden Storage Box with confidence.
8.9
Excellent
Save 13%
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10
8.7
Excellent
SunTime Ontario 190L Outdoor Plastic Garden Furniture Storage Box With Strapped Lid, 96 x 45 x 49cm - Grey
SunTime
SunTime Ontario 190L Outdoor Plastic Garden Furniture Storage Box With Strapped Lid, 96 x 45 x 49cm - Grey
Why We Love It
  • Versatile for indoor and outdoor.
  • Provides secure, easy relocation.
  • Sturdy with generous storage.
Main Highlights
  • Ideal for both indoor & outdoor use, perfect for storing garden tools, furniture cushions and other accessories.
  • Built in side handles for easy relocating, includes a locking mechanism to keep your items safe.
  • Weightless, easy open and close strapped lid design.
  • Strong, durable & sturdy, suitable for various storage purposes.
  • Dimensions (WxDxH): 96x45x49cm, Capacity: 190L
8.7
Excellent
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