The lumber s longevity depends on how much preservative is in the wood a characteristic that varies among grades of pressure treated lumber.
Cedar or treated wood for pergola.
Pressured treated wood cedar and vinyl all have their admirers and they all look amazing in a variety of different backyard environments.
For above ground use wood with 0 25 pound of preservative per cubic foot is adequate but wood that will be in contact with the ground such as that used for fence posts pergola posts or deck posts should contain 0 4 pound per square foot.
It s highly resistant to insect attack and rot and special versions rated for ground contact can be buried in soil and will continue to shrug off decay for decades.
Prevents the growth of bacteria or fungi.
So even if the sun is shining hot outside your outdoor cedar furniture is still cool enough to sit on.
When it comes to comparing treated wood vs.
Cedar naturally keeps out moisture helping to minimize decay.
Pressure treated wood or pt wood describes an infusion of chemicals into the lumber which.
While picking the truly best material for a pergola can be difficult we do know there s one thing for sure.
Cedar pressure treated wood is the sturdier and more weather proof of the two.
Before we dive into staining and sealing wood pergolas an important point to mention up front about the timing of when to stain pine vs cedar pergolas.
This can be anywhere from 2 6 months after you.
These pockets create a type of insulation for cedar furniture that protects it from changes in temperature.
By comparison pine or fir demands a special treatment to have the same benefits.
If you have a pressure treated pine pergola you must wait until the pressure treatment is completely dry before it will accept stain or paint.