5 4x6s and 2x6s for decking.
Pressure treated wood for deck framing.
All three choices 5 4 x 6 in.
For a low maintenance decking option choose composite decking.
2x8s 2x10s and 2x12s for joists stair stringers and beams.
For decking materials always use pressure treated lumber pressure treated decking or treated deck components for any outdoor project.
They re all rot resistant to varying degrees require 16 in.
For upper level decks 2x10 is recommended as the minimum size to use for strong guard post connections.
Joist spacing for.
Radius edged cedar pressure treated and composite decking share similarities.
Species sizes of pressure treated wood.
Treated wood is generally available as dimensional stock in 2x4s 2x6s 4x4s and 2x2s for rail components.
Pressure treated lumber top right is the standard material to withstand weather.
Whether you are building the deck yourself or hiring a contractor the use of pressure treated wood helps assure that your project will provide years of enjoyment and peace of mind.
2x6 joists should only be used on ground level decks that do not require and will not provide for any guards.
The predominant species of treated wood is a regionally available softwood.
Then protect your wood decking with stains and sealers.
Find decking pressure treated lumber at lowe s today.
As an alternative consider upgrading the decking and railings with composite materials bottom right.
Building codes for residential decks only require 40 psf.
For conventional guardrail post installation bolted to the side of the framing larger framing will provide more strength in the rails.
Some pressure treated wood products provide warranted protection against termites and fungal decay.
Pressure treated lumber that s designated for above ground use can be used for deck railings but it shouldn t touch the ground.
For any part of your deck that comes in contact with the ground or is critical to the structure s safety make sure you re using wood designated for ground contact.
Probably the most difficult decision to make when building a wood deck is what type of decking to use.
The longer the joist the more area of deck the joist supports and thus the beam supports.
2 grade there is a method that can be used for estimating beam spans for a preliminary design.
6x6s for support posts and plywood.
For pressure preservative treated southern pine no.