10 Best Outdoor Waterproof Storage Box in The UK

Last updated on 10/08/2025
Advertising disclosure
Best Choice
1
9.8
Exceptional
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
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
Why We Love It
  • Stylish wood panel finish.
  • Spacious 570L storage.
  • Ventilation keeps contents dry.
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
9.8
Exceptional
Amazon Logo
Best Value
2
9.7
Exceptional
Keter Store it Out Nova Outdoor Garden Storage Shed, 32 x 71.5 x 113.5 cm, Light Grey with Dark Grey Lid
Keter
Keter Store it Out Nova Outdoor Garden Storage Shed, 32 x 71.5 x 113.5 cm, Light Grey with Dark Grey Lid
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. Shelves not included
  • 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).
9.7
Exceptional
Amazon Logo
3
9.5
Superb
Keter Glenwood 390L Outdoor 60% recycled Garden Furniture Storage Box Brown| Fade Free | All Weather Resistant | Safe and Secure | Zero Maintenance | 2 year Warranty
Keter
Keter Glenwood 390L Outdoor 60% recycled Garden Furniture Storage Box Brown| Fade Free | All Weather Resistant | Safe and Secure | Zero Maintenance | 2 year Warranty
Free Shipping
Why We Love It
  • Ideal for outdoor garden storage.
  • Sustains all weather conditions.
  • Provides added security options.
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 390 L capacity keeping all items ventilated and dry
  • Piston-assisted lid, comfortably seats two adults and has lockable option for added security
  • Made of durable, weather-resistant, maintenance fade-free and 60% recycled resin
  • Assembled external dimensions:128 x 65 x 61 cm (L x W x H); internal dimensions: 122 x 54 x 58 cm (L x W x H)
  • Need Support? Please contact our dedicated customer services team on 0121 506 0008
9.5
Superb
Amazon Logo
4
9.3
Superb
Save 11%
Keter Store It Out Pro Outdoor Garden Furniture Storage Shed Beige with Brown Lid Fade Free All Weather Resistant Safe and Secure Zero Maintenance 5 year Warranty
Keter
Keter Store It Out Pro Outdoor Garden Furniture Storage Shed Beige with Brown Lid Fade Free All Weather Resistant Safe and Secure Zero Maintenance 5 year Warranty
11% Off
Why We Love It
  • Spacious outdoor storage solution.
  • Stylish and practical design.
  • Durable weather-resistant material.
Main Highlights
  • Ideal outdoor storage solution for garden tools, equipment and x2 240 L wheelie bins
  • Elegant wood effect panels with a piston-assisted lid and wide opening doors and a 1200 L capacity
  • Heavy-duty floor with main door bolt and secondary foot bolt for secure closure
  • Made of durable, weather-resistant and maintenance fade-free resin. Shelves not included
  • Assembled external dimensions: 145.5 x 82 x 123 cm (L x W x H); internal dimensions: 132 x 76 x 110 cm (L x W x H)
  • The Store-It-Out Pro keeps contents dry and ventilated, come rain or shine
9.3
Superb
Save 11%
Amazon Logo
5
9.1
Superb
Save 9%
YITAHOME 100 Gallon Resin Deck Box, Weather Resistant Outdoor Storage Box, Lockable Indoor Outdoor Storage for Supplies and Essentials, Black
YITAHOME
YITAHOME 100 Gallon Resin Deck Box, Weather Resistant Outdoor Storage Box, Lockable Indoor Outdoor Storage for Supplies and Essentials, Black
9% OffFree Shipping
Why We Love It
  • Spacious 100-gallon storage capacity.
  • Durable, weather-resistant design.
  • Multi-purpose for versatile use.
Main Highlights
  • Generous Capacity: Our resin outdoor storage offers a spacious 100-gallon interior, measuring 44.9"L x 21.9"W x21.6"H inside and 45.3"L x 21.7"W x23"H outside, ideal for storing both indoor and outdoor
  • Sturdy Construction: Made from robust, weather-resistant resin, this outdoor storage box is designed to withstand water, rust, UV, fading, and various elements for long-lasting use
  • Multi-Purpose Use: Ideal for both indoor and outdoor storage needs, this plastic deck box accommodates patio cushions, gardening tools, pool gear, and other items to meet your needs; The deck box with lock feature offers enhanced security
  • User-Friendly Design: These outdoor deck boxes are equipped with hydraulic struts for smooth and safe operation, as well as dual built-in side handles, making it easy to move around as needed
  • Additional Seating Option: Need a quick seat? This versatile resin storage box works as a bench with a capacity of 485 pounds; Assemble it in just 15-30 minutes and marvel at the stylish wood-grain finish that effortlessly enhances any outdoor space
9.1
Superb
Save 9%
Amazon Logo
6
9.0
Superb
Save 25%
VonHaus Garden Storage Box 390L – 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 390L – Outdoor Utility Chest Organiser – Weatherproof Plastic, Lockable Lid, Sliding Bar Hinge, Carry Handles, Portable – For Garden, Patio, Balcony, Decking – Grey, Black
25% Off
Why We Love It
  • Weatherproof design for durability.
  • Convenient carry handles for portability.
  • Secure storage with lockable lid.
Main Highlights
  • WHATEVER THE WEATHER: Protect your garden belongings from the elements with the VonHaus 390L garden storage box. Constructed from weatherproof polypropylene, it's the ultimate cushion, toy, or garden tool storage.
  • BUILT-IN CARRY HANDLES: Two handles on either side of the outdoor storage box allow for easy movement, whether you're using it in your shed, patio, or balcony. Please don't lift the garden box when full.
  • SLAM-PROOF LID: Featuring two sliding bar hinges for smooth shutting and secure opening, your outside storage box is simple and safe to use. Enjoy easy access to a whopping 390L worth of garden essentials!
  • LOCKABLE OUTDOOR STORAGE: Use the lockable storage box to protect valuable belongings, secure cushions over winter, or hide away the kids’ toys until playtime. Padlock not included.
  • OUR BRAND PROMISE: Established in 2009, VonHaus is the helping hand you need to craft your dream home, inside and out. Create a home and garden that you love today with our plastic garden storage.
9.0
Superb
Save 25%
Amazon Logo
7
8.9
Excellent
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
Free 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
8.9
Excellent
Amazon Logo
8
8.8
Excellent
idooka Large Garden Storage Box with Lid 340L - Water Resistant Plastic Lockable - Furniture Cushions/Wellies/Logs/Coal/Garden Tool Grey Deck Box/Garage
idooka
idooka Large Garden Storage Box with Lid 340L - Water Resistant Plastic Lockable - Furniture Cushions/Wellies/Logs/Coal/Garden Tool Grey Deck Box/Garage
Why We Love It
  • Ample 336 litre storage capacity.
  • Weather resistant and secure.
  • Effortless assembly and mobility.
Main Highlights
  • Extra Large Garden Storage Box: With a 340 litre storage capacity, an idooka grey storage box is able to hold anything from bike accessories to tool boxes, garden tools, recycling, and shoes. Dimensions: H57cm x W118cm x D59cm.
  • Weather Resistant Outdoor Storage Box: This plastic garden storage box is made from a water resistant and UV resistant material, so its contents will be protected from the elements whatever the weather.
  • Securely Lockable Box: Made from durable fade-resistant resin, the lockable hinged lid (padlock not included) keeps your valuables safe.
  • Smart Storage Solutions: The idooka outdoor storage containers are fitted with wheels to allow you to move them around with ease, while good ventilation prevents fabric items like cushions from degenerating.
  • Easy Assembly Outside Storage: These deck boxes clip together easily for a quick and hassle-free setup.
8.8
Excellent
Amazon Logo
9
8.7
Excellent
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)
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.
8.7
Excellent
Amazon Logo
10
8.7
Excellent
Save 7%
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
7% 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.
8.7
Excellent
Save 7%
Amazon Logo