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If your garage is overflowing and you need an instant storage upgrade, Costco is running a limited-time deal that will catch attention. The Suncast Modernist 8’x7′ Dual Barn Door storage shed is on sale online, combining a clean, contemporary look with a price that undercuts many custom builds. For homeowners who want quick extra space without a long construction project, this option deserves a close look.
Key features of the Suncast 8×7 modern storage shed available at Costco
This shed is offered in three gray tones and aims for a modern aesthetic. It pairs molded resin panels with a steel frame and a reinforced floor. That mix targets durability while keeping maintenance low.
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- Sale price: $949 through April 30, after a $200 manufacturer saving.
- Where to buy: Costco Direct online only; curbside shipping included.
- Size: 8 feet by 7 feet — a compact footprint for tools and equipment.
- Warranty: 10-year limited warranty when mounted on a 4-inch concrete slab or an exterior-grade wood platform.
- Made in the USA — assembled with domestic components.
Design and weather resistance
The shed uses UV-resistant resin wall panels that resist moisture. A steel frame reinforces structure and helps during wind or heavy weather.
- Transom windows for natural light.
- Roof vents for air circulation.
- Floor reinforced for heavier items like lawnmowers.
- Pad-lockable double sliding barn doors for wide access.
Assembly realities and customer feedback
Owners report the shed weighs about 400 pounds and needs at least two people to assemble. Expect several hours of work and careful handling of panels and fasteners.
- Many buyers found the price beats a DIY lumber build.
- Some reviewers said assembly took a full afternoon or longer.
- Occasional reports of small gaps that led to leaks when not sealed carefully.
- A few users noticed panels warping under direct sun or reflected heat.
- Customer service experiences varied across reports.
Overall rating among Costco buyers is about 4.4 stars, with most reviewers giving four or five stars for value and appearance.
Extra costs to plan for before purchase
The sticker price does not include the foundation. A level, sturdy base is required for stability and to meet warranty terms.
- Poured concrete slab: average $5 to $10 per square foot.
- For the 8’x7′ footprint (56 sq ft), expect roughly $280 to $560 for a basic concrete pad.
- Alternatives include a treated wood platform built to exterior-grade standards.
- Tools and fasteners for assembly may add minor costs.
Who should consider this shed and who might look elsewhere
Think about your storage needs and local climate when choosing.
- Good fit for homeowners seeking affordable, attractive outdoor storage.
- Ideal for storing lawn equipment, generators, and garden tools.
- Not the best option for extremely heavy loads or long-term exposure to intense reflected heat.
- Those wanting a custom, heavy-duty structure may prefer a different model.
Some Costco locations display the shed so buyers can inspect build quality in person. Since this is a time-limited online sale, shoppers should confirm stock before buying and plan a proper foundation to protect the warranty and the investment.
