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A-DIY Composite Deck Kit A-DIY Composite Deck Kit A-DIY Composite Deck Kit A-DIY Composite Deck Kit A-DIY Composite Deck Kit A-DIY Composite Deck Kit A-DIY Composite Deck Kit A-DIY Composite Deck Kit A-DIY Composite Deck Kit A-DIY Composite Deck Kit A-DIY Composite Deck Kit A-DIY Composite Deck Kit

A-DIY Composite Deck Kit

$3,749.00
Sold out
Material: Composite
Size: 12 x 12
Color: Amazon Gray
Get it delivered by March 03-07
In stock, get it delivered in 10-14 business days.
Assemble in 60 minutes
No Handyman Skills Needed
30 Days Return Policy
Now shipping across all USA
Need Assistance? We’re here to help!

Send us an email at support@a-diy.com, give us a call 1 (786) 358-2872. We generally respond to all inquiries within one business day.

Product Details

Premium, Low-Maintenance Decking

A High-End Composite Deck, Without the High Cost or Hassle

Skip the complexity of traditional deck building with A-DIY’s patent-pending, engineer-designed Composite Deck Kit. No cutting, measuring, or specialty tools required—just a power drill and a few hours.

Built to Last

  • Premium Composite Deck Boards – Fade, stain, and moisture-resistant with a 25-year warranty.

  • Heavy-Duty 6 x 6 Beams – Engineered for superior strength.

  • Kiln-Dried Pressure-Treated Substructure – 2 x 8 joists spaced 13 to 14 inches on center, meeting standard deck codes.

  • Galvanized Hardware – Corrosion-resistant screws for long-term durability.

  • Modern Picture Frame Border – A sleek, professional finish with no exposed cut edges.

Effortless DIY Assembly

  • No cutting or measuring required.

  • Only a power drill needed (drill bit included).

  • Pre-cut, precision-engineered components for a perfect fit.

What’s Included

  • Pre-cut composite deck boards

  • Pre-cut kiln-dried substructure (joists, beams, framing)

  • Deck blocks for secure foundation

  • Galvanized screws & hardware

  • Custom drill bit & step-by-step guide

Shipping & Returns

All shipping is done using ground transportation, with an estimated delivery time of 7 to 14 days. Please note that delivery times may vary depending on your location and any unforeseen circumstances. 

*Shipping times may vary for any deliveries made outside the highlighted area in the map above. Our support team will be able to share the approximated shipping duration

Warranty

We stand by the quality of our product and offer a generous 5-year warranty on all our decks.

Watch In Action

A-DIY Composite Deck Kit

12 x 12 / Amazon Gray

What To Consider

Lumber

Build a premium deck for less! A-DIY kits are up to 40% cheaper than hiring a contractor.

Screws

Build a premium deck for less! A-DIY kits are up to 40% cheaper than hiring a contractor.

Drill Bit

Build a premium deck for less! A-DIY kits are up to 40% cheaper than hiring a contractor.

Deck Blocks

Build a premium deck for less! A-DIY kits are up to 40% cheaper than hiring a contractor.

BUY NOW, PAY LATER

Flexible Payment Plans With Affirm

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Anyone Can Do It

A-DIY deck kits include All lumber parts, Screws, Drill bit, Deck blocks. The only additional item you need is a residential power drill for securing the screws​.

Watch Video Instruction Manual
Category
Contractor
DIYer
Price
30-50% less
Paying premium for time and labor
Costs vary, often higher than expected
Time to Build
Under 1 hour
Weeks of waiting and delays
Endless weekends, losing precious time
Family Time
More time to create memories
Time spent coordinating and stressing
Missed moments with loved ones
Ease & Convenience
Like LEGO for adults!
Stressful scheduling and oversight
Frustrating and overwhelming
Fulfillment
Instant gratification
Watching someone else do it
Frustrating trial and error
Customization
Tailored to your dreams
Limited by budget and contractor
Depends on skill and time
Stress Level
Low—focus on what matters
High—unforeseen challenges
High—unexpected complications
Memories
Building together, bonding
Waiting, watching, worrying
Struggling, less time to enjoy
Shop now

REAL REVIEWS

Easy Assembly from Start To Finish

What Are
People Saying?

"The kit came with everything I needed AND I savedover $5,000 in contractor fees. I built the whole deck built in just one weekend. It looks amazing, I couldn't be more proud of what I accomplished. Definitely recommend to anyone who wants a beautiful deck without the hassle!"

Lori M.

"Being in the construction business, I appreciate a well-engineered product. A-DIY's DIY deck is a testament to sound engineering. The assembly process is intuitive, and the deck's modular design is a stroke of genius. It's become a talking point among my colleagues."

Mathew R.

"I'm not the handiest person, but A-DIY's instructions were so clear that I had my deck up in under an hour. The cost was a fraction of what I was quoted by contractors, and the quality is fantastic. My friends are amazed at how quickly I transformed my outdoor space."


Steve J.

Have Questions?

What's included in my purchase?

All lumber parts, Screws, Drill bit, and Deck blocks.

The only additional item you need is a residential power drill for securing the screws​ 

Are special tools needed to assemble my deck?

No need to break a sweat here! All the prep work is done for you. The only tool required is a standard power tool for the screws (corded or uncorded), and we even include the proper screw bit in the package.

Can I elevate the deck?

Absolutely! Your deck kit will arrive ready for ground-level installation. If you'd like your deck elevated, you can choose your own footings, such as using longer posts on your deck blocks, sono tubes or helical piles. Once the footings are in place, simply assemble your deck kit.

Does the Deck Kit Come with a Warranty?

Yes, indeed! We stand by the quality of our product and offer a generous 5-year warranty on all our decks.

Is it really $0 down 0% financing for 24 months?

Yes! Through our partner Affirm, you can enjoy $0 down and 0% interest for up to 24 months. At checkout, you’ll have the option to select Affirm and take advantage of this financing offer.