Zoe i agree that stained hardwood looks better than stained tp but what about painting the deck.
Treated pine vs hardwood fence.
Treated wood also known as pressure treated wood or pt is widely available to consumers for home and garden projects.
Ptp is prone to shrinking warping and cracking which is made worse by the sun.
They both last the same in the weather.
The sun makes any outdoor damage.
In order to prevent decay weathering and termites pressure treated pine is chemically treated.
For this reason we recommend using pressure treated pine for the posts and cedar for the rest of the fence.
The main difference is that treated pine will warp bow and twist worse then hardood.
Pressure treated pine fences.
So hardwood will look better.
Pressure treated pine is one of the most popular choices in residential outdoor structures which includes fences porches and decks.
Posts are usually mixed hardwood cypress pine or treated pine.
Depending on the class durabilty hardwood can be used for the different parts of the fence but most common is fence posts only.
Local hardwood yellowbox or similar in ground starts to rot out in under 5 years.
Paling fences consist of treated pine palings rails and plinth.
Like i said earlier stuff we get in qld is rubbish.
However ptp can warp shrink and crack.
If you pull on a pailing fence with treated pine it will break easily compared to hardwood.
Pressure treated pine ptp is the most popular residential fence choice in outdoor structures decks porches and all types of residential fences for example.
You can find treated lumber plywood lap siding and even specialty items like lattice and pre cut stair parts.
All fixings used must be galvanised.
Now research shows that h4 or h5 treated pine in logs will outlast untreated and treated hardwood of all classes except class 1 treated hardwood when used in the ground but h4 and h5 treated pine with more than 20 truewood especially if the truewood is on the outside will last far less than hardwood.
I built a gazebo last year used treated pine for everything except the rafters and painted the whole thing floor was terracotta red to match the garden pavers all else white blue mini orb colorbond roof the blue and white was to match the house.