Best Outdoor Storage Box Waterproof Black Deals Online in the UK (10 Deals Found)

Last Updated - 10/01/2026 Sort By:

Best Choice
idooka

New
idooka Extra Large Garden Storage Box 750L – Waterproof Outdoor Box for Cushions, Toys, and Tools – Plastic Cabinet with
EXTRA LARGE GARDEN STORAGE BOXES: Keep garden accessories in one location with our extra large garden storage box. A hug

£129.99 £152.99
Gr8 Garden

New
Gr8 Garden 300 Litre Black Plastic Storage Box Lid Patio Shed Utility Cushion Chest Wooden Fence Panel Effect Large Truc
300l Large Garden Storage Deck Box With Lid Lockable

£36.36
15% Off
Strata

New
Strata Heavy Duty Large Storage Box with Lid, 75L, Lockable, Indoor/Outdoor, Wheeled, Black with Red Handles
LARGE STORAGE BOX: Generous 75L Storage Capacity, Perfect for tools, Garden equipment, and more

£23.79 £27.99
Olsen & Smith

New
Olsen & Smith 170L Lockable Outdoor Garden Plastic Storage Box Container Chest - Small Lawn Balcony Furniture, Weather R
BUILT FOR OUTDOOR USE - This Olsen & Smith plastic storage box is perfect for keeping your garden space neat and tidy. I

£44.99
Best Value
Strata

New
Strata Heavy Duty Large Storage Box with Lid, 60L, Lockable, Indoor/Outdoor, Clip Lock, Black with Red Handles
"LARGE STORAGE BOX: Generous 60L Storage Capacity, Perfect for tools, Garden equipment, and more"

£19.99 £26.66
36% Off
DKIEI

New
DKIEI 200L Metal Garden Storage Box, Outdoor Storage Box Waterproof, Lockable Outside Storage Box with Lid, Black Storag
【Safetye Design】 This garden storage box comes with lockable lid and a key to ensure the safety of your stored items, ea

£45.04 £69.99
13% Off
UK Business Supplies

New
Heavy Duty Large Storage Box with Lid, 175L – Lockable Storage Box Great for Indoor & Outdoor Storage – Storage Containe
LARGE STORAGE BOX: Generous 175L storage capacity, perfect for tools, garden equipment, and more

£34.99 £39.99
URBNLIVING

New
URBNLIVING Large Black 750L Plastic Garden Storage Box Outdoor Utility Chest Waterproof Unit Deck Cabinet
Capacity: 750 Litres

£164.99
CHRISTOW

New
CHRISTOW Waterproof Garden Storage Box With Lockable Lid, Plastic Wood Effect Outdoor Storage Box, Aluminium Hinges, 190
190-LITRE STORAGE BOX FOR INDOOR & OUTDOOR USE: Keep your outdoor essentials safely stored away in this Waterproof Stora

£59.99
TANGZON

New
TANGZON Lockable Garden Storage Box, Large Waterproof Deck Box with Sit On Lid & Handle, Indoor Outdoor Storage Bin Orga
3-IN-1 DECK BOX: This versatile storage box is more than just a container. It doubles as a side table and can even serve

£42.90

10 Outdoor Storage Box Waterproof Black deals are available from: Amazon stores, starting from £19.99.
The biggest discount we found is 36% on DKIEI 200L Metal Garden Storage Box, Outdoor Storage Box Waterproof, Lockable Outside Storage Box with Lid, Black Storage Container for Garden Tools, Toys, Cushion, Pillow, 72x62x63 cm at Amazon.
The lowest price we found is £19.99 while the highest is £164.99.
Prices for the best Outdoor Storage Box Waterproof Black deals average at £60.30.
Last updated on January 10, 2026.
We scanned these quality online stores and more to deliver you with the best offers online available for Outdoor Storage Box Waterproof Black.