Expert Deck Installation & Outdoor Living Solutions in NH

Transform Your Outdoor Space with a Custom Deck

At Complete Exterior, we believe your outdoor living space should be as comfortable and inviting as the inside of your home. Our expert team specializes in custom deck design and installation throughout New Hampshire. Whether you’re looking for a new build, a replacement deck, or an upgrade with premium railing systems, we deliver quality craftsmanship that lasts for decades.

Deck Installation Concord, NH

Durable Decking Options with Trex & TimberTech

We proudly install composite decking from industry leaders Trex and TimberTech, both known for their innovation, style, and longevity. Unlike traditional wood, composite decks resist warping, rotting, and insect damage, making them low-maintenance and long-lasting. Available in a variety of colors, textures, and finishes, Trex and TimberTech allow you to achieve the look you want without the upkeep.

Stylish & Safe aluminum and composite Railing Systems

No deck is complete without a railing that balances safety and style. That’s why offer a range of vinyl, aluminum, and composite options to complement your deck design. From sleek, modern lines to classic profiles, railings deliver both beauty and durability, ensuring your outdoor space is safe and inviting.

Complete Exterior Services In Portsmouth NH

Custom Deck Design Tailored to Your Home

Every home is different, and so is every homeowner’s vision. Our deck experts work closely with you to design a deck that matches your lifestyle and enhances your property’s curb appeal. From multi-level decks with built-in seating to simple backyard platforms, we tailor every project to your goals and budget.

Professional Installation & Lasting Value

With years of experience, our installation team brings precision and attention to detail to every job. We use proven techniques and the best materials to ensure your deck is structurally sound, visually stunning, and built to withstand New England’s tough weather conditions. We don’t cut corners—your satisfaction is our priority.

Contact Us Today

Ready to upgrade your backyard with a new deck? Contact Complete Exterior today to schedule your free consultation and start designing the outdoor space you’ve always wanted.

Why Choose Complete Exterior for Your Deck Project?

As a locally owned company rooted in New Hampshire, Complete Exterior takes pride in craftsmanship, reliability, and customer service. Our team shows up on time, communicates clearly, and delivers decks that bring families together season after season. With access to trusted brands like Trex and TimberTech Railings, you’ll know your investment is built to last.

Faq’s

Deck Installation in New Hampshire

Why choose composite decking over wood?

Composite decking, like Trex and TimberTech, resists moisture, rot, and insects while offering low-maintenance beauty that lasts longer than traditional wood.

Most decks are completed in 1–2 weeks, depending on size, design, and site conditions.

Both brands are engineered with fade- and stain-resistant technology, keeping your deck looking new for years.

Trex Railings provide strong, stylish, and low-maintenance safety solutions available in multiple materials and styles.

Yes! We specialize in custom designs, from multi-level decks to wraparounds and unique layouts.

Yes, we back our craftsmanship and the manufacturers’ warranties from Trex, TimberTech, and RDI for long-term peace of mind.

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