So when would you ever need to use 12 inches oc.
Trex decking framing requirements.
Trex signature railing and rod rail are made to be installed at maximum 6 or 8 clear span between posts.
Those railings are not true 6 72 or 8 96 in length.
One solution is to picture frame the deck by installing trex deck boards around the perimeter.
Trex pioneered the wood alternative decking industry nearly 20 years ago and we continue to innovate best in class products for high performance low maintenance outdoor living.
What is frame spacing for trex decking.
Trex transcend and select horizontal railings are made to be installed at maximum of 6 1 83 m or 8 2 44 m on center depending upon type of railing you choose.
Someone who actually reads how to manuals.
It s time to go all out.
When designing a new trex or composite deck the spacing between floor joists should be 12 inches on.
Away from the outside joist and then install a 2x6 on its side between the two joists.
In the meantime kick things off with our deck building and planning.
Most composite decking materials like trex composite decking require minimum joist spacing for composite decking at 16 on center spacing for straight decking and 12 on center joist spacing for 45 degree angle diagonal decking.
Plus building with trex is as easy as wood yet leaves no painting staining splintering or rotting to worry about ever.
Then check out our tips and checklists for hiring a deck builder.
Learn more about the legal requirements for building a deck.
Are you the do it for me kind of homeowner.
Most composite and pvc decking brands like trex and azek recommend a minimum joist spacing of 16 inches oc.
Also many composite decking materials require 12 or even 10 on center stair stringers spacing to support composite stair treads.
Luckily trex works as easily as wood with practically all the same tools you use for wood.
Part of building your dream deck is the prep work from scoping your backyard to planning where the furniture goes to gathering the right tools.
A picture frame creates a professional look but does require additional framing.
Then find links demos and more for how to build a deck yourself step by step.
Once you re done designing your deck in the app you can use the trex deck designer to generate a blueprint to take to your local building office to be sure it meets safety codes and to apply for the proper permits.
One way to support the perimeter boards is to add an extra joist 5 1 2 in.