Think about it: if you're going to invest in a long-lasting deck, don't you want its support to last just as long?

Perfection From The Ground Up

When you daydream about your dream deck, chances are you haven’t given much thought to what lies beneath it. Even though your deck’s substructure may not make the family photos, it’s actually the most important part of your new outdoor space. Our durable triple-coated steel beams, joists and tracks create the strongest, straightest and, yes, greenest structures down below.

Trex Elevations steel deck framing supports an elevated deck as shown in the European Collection
  • Unparalleled strength enables cantilevers and dramatic curved deck designs
  • Longer spans allow for fewer posts and less obstructed views
  • Triple-coated steel offers consistency, durability and reliability that other materials can’t
  • Dimensionally stable steel stays where you install it–no warping
  • Consistent dimensions mean a level run from house to edge
  • Precision engineering ensures surfaces remain flat over time
This Trex deck built by Steve Schneider Construction is supported by Elevations framing.
  • Rot- and termite-proof steel lasts much longer than wood
  • Non-combustible material has Class 1A fire rating
  • Rigorously tested for safety
  • CCRR-0186 code compliance research report approves Elevations? for exterior use
  • Chemical-free, unlike pressure-treated lumber
  • Neutral finish blends with most decking colors making the substructure less visible from above
  • Contains a minimum of 25% recycled steel and is a 100% renewable resource
  • Works beautifully with the Trex? RainEscape? drainage system
  • Backed by the Trex? 25-Year Limited Residential Warranty

Don't settle for a substandard substructure

When planning your new deck, it’s important to ensure that its substructure can guarantee safety and lasting beauty through decades of outdoor conditions. Where other deck framing systems may seem sturdy and supportive, only Elevations? can stand the test of time without shifting, splitting, warping, rotting or rusting.

Elevations vs. Pressure-Treated Lumber Framing


Wood substructures split, warp and shift over time, leading to an uneven surface in the deck boards above. The dimensionally stable steel of Trex Elevations stays in place, giving you consistently flat decking.

Trex Elevations steel deck framing provides flat and stable composite decking
Composite decking built on wood substructures can warp and shift

Elevations vs. Interior-Grade Steel Framing


An unparalleled three layers of protection surround a carbon steel core, ensuring each critical joist, beam and ledger connection holds up to the elements for decades, with a 25-Year Limited Residential Warranty to prove it. And, unlike our?interior-grade steel competitors, Elevations is the ONLY one code-listed for exterior use, supported by the CCRR0186 code compliance research report.

Trex Elevations steel deck framing provides flat and stable composite decking
Composite decking built on wood substructures can warp and shift

The chart compares deck framing materials including steel and wood

Installation Resources


Trex Elevations steel beams help to create sturdy deck designs no matter the size
Trex Elevations joist
Trex Elevations track
Trex Elevations beam cap
Beam Cap
Trex Elevations beam block
Beam Blocking
Trex Elevations mid span block
Mid-Span Blocking
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