

Built to Beat the Heat and Humidity
Why South Carolina Homeowners Choose Composite Decking
Composite decking is engineered to handle what South Carolina weather throws at it. Unlike traditional wood, it won’t rot, splinter, or fade — even with full sun exposure and frequent summer storms. With minimal maintenance and decades-long warranties, composite materials offer unbeatable value. We install top-performing products like Trex and TimberTech in every region, from breezy coastlines to shaded backyards. Whether you’re replacing an old deck or starting fresh, this is the smart, lasting choice.
Style That Lasts. Performance That Pays Off.
We handle your entire composite decking project — from planning and permits to footings, framing, and final trim. Our team builds with moisture-blocking tape, hidden fasteners, and solid joist spans to ensure your deck performs long-term. Choose from a wide range of textures, colors, and board styles — including grooved edges, picture framing, and fascia wraps. Whether it’s a pool deck, wraparound porch, or multi-level platform, we build every detail to last.
Trex, TimberTech, Fiberon & Other Leading Brands
Hidden Fasteners, Fascia Wraps & Custom Borders
Moisture-Proof Framing & Code-Approved Structures

From humid summers in Columbia to salty breezes in Charleston, South Carolina’s climate can destroy untreated wood decks in just a few years. That’s why we recommend composite materials for homeowners who want long-term performance. These boards resist mold, mildew, UV rays, and insect damage — without needing annual staining or sealing. We design every composite deck for airflow, drainage, and beauty, so it stays cool underfoot and stunning from every angle.

Today’s composite decks offer more than convenience — they deliver real curb appeal. With dozens of colors, grains, and trim options, your new deck will look and feel like natural hardwood — without the upkeep. No peeling paint. No splinters. No power washing every spring. Just rinse it off and relax. We build every surface to minimize maintenance while maximizing the lifespan of your outdoor investment.
While pressure-treated wood remains a budget-friendly option, composite decking wins on nearly every long-term metric. It doesn’t warp, fade, crack, or rot. It’s cooler underfoot and backed by 25–50 year warranties depending on the product line. For homeowners who want peace of mind and a premium finish, composite delivers real value. It’s an upgrade that pays for itself in both time saved and years gained.

Zero Splinters or Rot: Enjoy barefoot comfort that won’t break down over time.
Warrantied for 25–50 Years: Most products come with long-term fade and stain coverage.
Salt, Sun & Storm-Resistant: Perfect for South Carolina’s hot and coastal climates.
Wide Range of Styles & Colors: Match your home with boards that look like real wood.
Framed for Moisture Protection: We use flashing tape, vented spacing, and sealed fasteners.
Don't worry, we can help!
Your deck should be more than a platform — it should be a safe, stylish, and lasting part of your home. Composite decking makes that possible with its blend of beauty and durability. And with Alliance Deck Builders of South Carolina, you get a local team that knows how to build right — from coastal weather challenges to tight property lines. Let’s build a deck you’ll love to walk on for decades.
Built to Last Through Heat & Humidity
No Staining, Sealing, or Annual Repairs
Looks Like Wood — Without the Headaches
Your outdoor space should enhance your life — not add to your to-do list. That’s why composite decking is one of the smartest upgrades you can make. It resists everything that wears out wood: UV rays, moisture, insects, and warping. With a variety of styles and finishes, it fits any home — coastal, rural, or urban. We install decks that blend beauty and utility, creating spaces that feel like natural extensions of your home.
Composite Deck FAQs
From brands and costs to maintenance and lifespan, here are the most common questions we hear about composite decking in South Carolina.
Yes — especially in South Carolina. The material resists moisture, heat, and pests, which makes it last much longer than wood.
We work with top-tier products like Trex, TimberTech, Fiberon, and MoistureShield — all with excellent warranties.
Absolutely. Most systems include matching stair treads, fascia boards, and railing kits for a seamless finish.
A light rinse with water and mild soap is usually all it takes. No sanding, staining, or pressure washing needed.

Tailored designs that match your space, vision, and budget—built to last and code-compliant from day one.

Low-maintenance decking in top brands like Trex and TimberTech, resistant to fading, warping, and moisture.

Classic wood decks using durable cedar or pressure-treated pine for beauty and budget-friendly performance.

From loose rails to sagging joists, we restore safety and stability with expert inspections and repairs.

Bring your old deck back to life with sanding, staining, board replacement, and sealing services.

Tiered decks for sloped yards or high elevations—engineered for access, drainage, and scenic views.

Expand or re-surface existing structures with new materials and added square footage—without full teardown.

Protect your space from sun and rain with gable, shed, or flat roof additions built to match your home.

Bug-free outdoor spaces or four-season comfort, built with framing, screens, windows, and insulation.

Deck-based kitchens with built-in grills, sinks, and prep space for serious backyard cooking.

Custom shade structures built standalone or on your deck—cedar, vinyl, or composite options available.

Moisture-resistant decks designed for safety and slip resistance around water features.

Fully framed outbuildings designed to store tools, lawn gear, or serve as workshops or guest suites.

Choose from wood, metal, cable, or composite rail systems—plus safe and stylish stair designs.

Built to code and designed for business—rooftops, patios, and seating decks for commercial spaces.

Innovation
Fresh, creative solutions.

Integrity
Honesty and transparency.

Excellence
Top-notch services.
If you're ready for a better backyard, we're ready to build it. With Alliance Deck Builders, you get personal service, quality craftsmanship, and outdoor spaces made to enjoy. Contact us today to get started.

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