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Devoko 12x20 FT Outdoor Storage Shed, Heavy Duty Metal Garden Shed with 3 Doors & Windows, All-Weather Large Tool Shed for Patio Lawn Backyard, Black

  • Based on 241 reviews
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Availability: 11 left in stock
Fulfilled by devokowholesale

Arrives Jul 22 – Jul 24
Order within 9 hours and 24 minutes
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Color: Black


Size: 12x20 FT


Features

  • [Large Capacity & Multifunctional]: With a super large internal space and a reasonable size design that maximizes usable area, the 12x20 ft shed can easily park various household vehicles. At the same time, it can store various garden tools, mechanical equipment with dual functions of a carport and a tool shed. It easily solves storage problems and can also be used as a private workshop.
  • [Dual Access & Ventilated Design]: Equipped with main doors for easy vehicle access and a convenient side door for flexible entry, both with lockable latches to effectively protect valuable items such as vehicles and tools. Paired with windows and built-in vents, it optimizes air circulation, and creates a bright and open space for a more comfortable using experience.
  • [Heavy-Duty Metal & All-Weather Protection]: Constructed with full metal thickened material for a sturdy and durable frame. The surface features UV-resistant coating, effectively resisting various harsh weather conditions, preventing rust and corrosion, ensuring a long service life and stable, reliable protection.
  • [Sloped Roof & Stable Structure]: The sloped roof efficiently channels rainwater away, avoiding water buildup and leaks, effectively extending the shed's service life. Combined with a reinforced structure, it delivers excellent wind resistance. Its durable frame can be firmly fixed on flat ground and remains stable even in severe weather.
  • [Easy Setup & Versatile Use]: Requires teamwork for installation, supported by clear installation instructions for hassle-free setup. Prepare necessary tools before installation; it can be anchored on various flat surfaces. Suitable for gardens, backyards, patios and other scenarios, serving as a vehicle shelter, tool storage area, and multifunctional workspace for projects.

Description

With a super large internal space and a reasonable size design that maximizes usable area, the 12x20 ft shed can easily park various household vehicles and store items.

Brand: Devoko


Color: Black


Material: Metal


Product Dimensions: 240"D x 142.5"W x 111.6"H


Base Material: Metal


Item Dimensions D x W x H: 240"D x 142.5"W x 111.6"H


Floor Area: 240 Square Feet


Brand Name: Devoko


Manufacturer: Devoko


Manufacturer Part Number: 1288-12BK-SS


Model Number: 1288-12BK-SS


Unit Count: 1.0 Count


Item Type Name: storage shed


Material Type: Metal


Base Material: Metal


Top Material Type: Metal


Frame Material: Metal


Color: Black


Water Resistance Level: Water Resistant


Required Assembly: Yes


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Jul 22 – Jul 24

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

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Leasing options through Acima may also be available during checkout.

Learn more about financing & leasing here.

Top Amazon Reviews


  • Not just for garbage cans. Great buy
Color: Black Size: 5.8x3.3 FT
I bought this to keep my generator out of the weather and to provide ventilation when it's running. It was easy to put together. 2 of us spent about 8 hours assembling it. Hint : don't tighten the screws up until every thing is together. Things don't fit together if the screws are too tight. Tighten them after wards. After it was assembled it was light enough that we could pick it up and move it to the location where we actually wanted it. Then anchored it down. The hydrolic shock that helps lift the roof/lid is too strong. It extends but doesn't collapse when you close the lid. We didn't attach them instead we attach them when we need to open it and then they hold the lid up. This keeps my generator dry and there's enough room inside to add shelves for starting fluid and oil and gas cans. I insulated the sides with some foam otherwise the generator sounds twice as loud when it runs. ... show more
Reviewed in the United States on August 3, 2025 by love story lover

  • Great little shed once it’s built Great little shed once it’s built
Color: Black Size: 3x3 FT
It wasn’t easy to put together, it took us almost two days to assemble. But once it was done, it looked great! It’s the perfect size for our small backyard and fits all our garden tools and bags of soil nicely. Even though the assembly was a bit of a challenge, we’re really happy with it now!
Reviewed in the United States on November 13, 2025 Reviewed in the United States on November 13, 2025 by SummerLover

  • Mediocre Instructions, but thebright price
Color: Black Size: 5.8x3.3 FT
For what I paid, I am happy. The assembly instructions had some amiguities that affect the experience of putting it together. It is also difficult to drive some of the screws in place. But you only have to assemble it once. Having gotten past the assembly challenges, I am content with that I have. There were some sheet metal panels that were a little bent. I just bent those back into place. Wear the gloves that come with this for assembly. The sheet metal could cut your hands! ... show more
Reviewed in the United States on February 17, 2026 by Joel

  • looks good but miserable assembly experience
Color: Black Size: 5.8x3.3 FT
This is by far one of the worst items to assemble. At the minimum you need 2 people, who are good with decoding instructions and takes at least 5 hours to assemble. The instructions are ok in the first few pages and get worse as you progress and somewhere around page 24 (Yes! there are over 34 steps), even the instructor gave up to write the instructions. I think they thought if you managed to get this far, then you can figure out the rest! Putting together the lid (which is the last part), almost has no instructions and over 10 pieces. The package arrives with 2 sets of gloves, since the pieces are extremely sharp, however, the screws (which probably is over 160 of them) are so tiny that you will not be able to handle them with gloves, which means many small cuts while assembling this piece. The finished product (if you are lucky enough to align all tiny holes and screws together and get there) looks good, too big for 2 trash cans but there was no way we would unassembled and send back so we will use to for another purpose. ... show more
Reviewed in the United States on October 7, 2024 by M. Urban

  • Literally buy anything else
Color: Black Size: 5.8x3.3 FT
Instructions were a little off but honestly didn’t bother me too much. If you’re not use to figuring things out it will be extremely hard. Even the holes not lining up didn’t bother me. I was able to make it work or drill my own (only ones actually holding. But the holes that did were too big. The screws are not holding and falling out. Didn’t even have enough screws to finish the project. One bag had a mix bag of screws. The hydraulic doesn’t work at all. Beyond flimsy. The locking mechanism is not reinforced, doubt it will last even with going easy on it. Going to add more bracing or plywood, if i don’t just throw it away. Definitely make a floor for it otherwise this thing would fall apart. Or do yourself a favor and skip this all together. Bought it for a cheap generator storage, honestly it’s hardly better than a tarp. ... show more
Reviewed in the United States on November 11, 2025 by Josh

  • Spacious and Sturdy Outdoor Storage Cabinet Spacious and Sturdy Outdoor Storage Cabinet
I bought this storage cabinet for my backyard patio and I am very happy with the purchase. The metal construction feels sturdy and durable, especially for outdoor use. It provides a surprisingly large amount of storage space and helped me organize gardening tools, outdoor cushions, cleaning supplies, and other patio items much more efficiently. this is a great value for the price. It looks clean and modern, offers plenty of storage, and feels much more solid than I expected. Definitely recommend for anyone looking for practical outdoor storage. ... show more
Reviewed in the United States on May 18, 2026 Reviewed in the United States on May 18, 2026 by Leo L

  • Shrink wrap NIGHTMARE!
Color: Black Size: 5.8x3.3 FT
Assembling this thing was a complete nightmare. All the wall/top/door panels are covered in plastic shrink wrap and it’s next to impossible to peel off. The plastic came off in little shreds, and there are A LOT of panels, it made putting this thing together, SO time consuming. I also had issues with a few of the holes not lining up. I definitely wouldn’t purchase this item again. ... show more
Reviewed in the United States on May 16, 2026 by Sarah

  • Rough assembly. Worth the money 👍 Rough assembly. Worth the money 👍
Color: Black Size: 5.8x3.3 FT
Well it wasn’t the simplest to assemble but the pictures do the job. It’s the perfect size for my generator and my 30 gallon gas catty. It opens up enough so I can run the generator right inside the shed without moving it. We have had a couple good hard rains recently and it keeps everything inside dry. Good price, I couldn’t buy the lumber to make one that size. I think it looks great for a generator shed. I would recommend one to a friend. ... show more
Reviewed in the United States on April 24, 2026 Reviewed in the United States on April 24, 2026 by William

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