Dexspan Extruded Aluminum Deck and Dock Framing Systems

Simply Better

DexSpan™ improves the look and performance of most any decking material with a lower total-cost-of-ownership

Deck design options

Personalize your deck through color choice and a wide variety of decking materials and railing systems, including composite decking, treated lumber, cedar, hardwoods, PVC and aluminum decking, or paver and granite stone.

Easier to BUILD

Modular pre-engineered sections go together fast and precisely, minimizing labor time and costs. Lighter-weight extruded aluminum components are easier to handle.

  • Dex-Lock™ assembly – enables rapid, precise framing
  • Slide-and-Hide™ fasteners – provide a finished look
  • Lightweight aluminum – for easier material handling
  • Fit and finish – virtually no drilling or exposed screws
  • Complete line – of trim, colors and accessories
Easier to OWN

DexSpan beautifully supports a wide variety of decking materials and railing systems, providing you a long-lasting, low-maintenance feature for your home.

  • The cleanest look – concealed fasteners, interlocking fit
  • Stronger, longer spans – require fewer framing posts
  • Popular colors – backed by limited warranty
  • Long lasting – will not warp, bow, split, rust or decay
  • Low maintenance – easy cleanup with soap and water
Dex-Lock™ assembly system

Dex-Lock™ assembly system

Dex-Lock™ assembly assures the precise fit and secured assembly of the system’s modular joist sections, adding to the strength and durability of the deck. [Watch Video]

Slide-and-Hide™ deck fasteners

Slide-and-Hide™ deck fasteners

Exclusive Slide-and-Hide™ deck fasteners make fast work of installing decking while completely concealing the screws, resulting in the most refined finish imaginable. [Watch Video]

Designer-friendly versatility

Designer-friendly versatility

To suit your individual needs and taste, the DexSpan™ framing system supports and integrates with most types of decking, railing and accessories.

Engineered to last and last

You want a deck that let’s you enjoy life. Limited lifetime warranty backs our promise that your deck framing will not warp, bow, split, mildew, rust or decay.

American made, environmentally responsible
Sustainable and responsible

Manufactured in the heart of the Midwest, using recycled and 100% renewable aluminum sourced in the USA, DexSpan™ embodies both quality and sustainability. Aluminum is the Earth's most abundant metallic element.