We also specialize in custom deck design and installation.

If you’ve been thinking about replacing or updating your deck or patio with composite decking, we can help! Located in Chattanooga, Tennessee, Chattanooga Exteriors is a Trex® composite decking installer, backed by top-of-their-class composite decking warranties. We have an expert design team on staff that’s ready to help design and craft your deck, patio, or boat dock. We can even assist you with furnishing your space with outdoor furniture, lighting, and accents after your deck is installed.

Be sure to make an appointment to meet with one of our knowledgeable representatives for an in-home consultation or at our showroom. If you stop by our showroom, check out our Trex® composite decking and railing samples to find your favorite products and colors.

We’re open Monday through Friday from 8 am until 5 pm. We would love to meet you!

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Why Trex® is the World’s Leading Decking Brand

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Composite Decking – Pennsylvania Deck Owner’s Story


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Trex: The World’s #1 Composite Decking Brand

About Trex® Composite Decking:

  • A high-performing wood alternative, composite decking offers the warmth and appeal of natural hardwoods without the upkeep.
  • Composite decking and railing products are used in homes and commercial construction around the world. Trex® composites incorporate eco-friendly materials and sustainable business practices which are better for you and the environment.
  • Composite decking manufacturing processes are highly efficient and sustainable, resulting in a high recovery rate of manufacturing material waste, preventing tons of plastic and wood from reaching landfills and incinerators each year.
  • Prefinished with a durable, protective surface that resists mold and mildew.
  • Unbeatable durability – won’t rot, warp or splinter like wood & no need to stain or paint – ever. Stain and fade resistant backed by a 25-year limited warranty.

Eco Friendly Products and Processes:

  • Made largely from pre- and post-consumer recycled content
  • Free of urea formaldehyde and other toxic chemicals

Why Composites?

  • Their rich colors look like premium hardwoods
  • Matching risers and fascia ensure a coordinated look
  • Composite surface resists staining, fading, insects, and decay
  • Quality composite construction simplifies maintenance, improves durability
  • Works with specialty face fasteners or hidden fastening systems

Which hue says “you”?

trex composite decking trex colors

Our Outdoor Living Projects

patio systems

Patio Systems

shed roof project chattanooga

Soddy Daisy Decking & Porch Project

Lookout Mountain deck

Lookout Mountain Decking Project

Furniture Selections

North Shore Screened-In Porch Addition

North Shore Sun Room

North Shore Sun Room

Furniture Selections

Lookout Mountain Decking Project

Lookout Valley | Outdoor Living

Lookout Valley Outdoor Living Project

Fireplace Option

Apison Porch Project

East Brainerd | Decking, Siding, Railing

East Brainerd Decking & Siding Project

Signal Mountain | Decking

Signal Mountain Decking Project

gorgeous house siding

Chickamauga Renovation

Hixson | Siding, Deck

Hixson Siding & Decking Project

Signal Mountain | Decking, Railing

Signal Mountain Decking & Door Project

pegola store front door

Signal Mountain Pergola Project

McDonald | Decking, Railing, Patio Door

McDonald Decking & Door Project

Hixson | Patio, Stone, Siding, Fire Pit

Hixson Outdoor Living Project

Renewal by Andersen Riverview house picture 7

Riverview Decking & Window Project