Above ground treated lumber can be used in applications that are easily maintained or replaced.
Can pressure treated wood contact ground.
For direct contact or buried in ground they recommend what is called pwf grade preserved wood foundation.
To ensure you re building with the right lumber check the board s label or stamp for its chemical retention level.
Has twice the level of chemical retention and protection compared to above ground treated wood.
What is pressure treated lumber.
Answers to these questions and more.
However these materials may be finished to achieve a desired aesthetic appearance.
4x4x8 pressure treated 2x6x8 pressure treated southern pine pressure treated lumber ground contact pressure treated lumber 1x6x10 douglas fir 1 6 pt.
Can you paint pressure treated lumber.
All of the professional deck builders interviewed said that all components used to build a deck should be ground contact pressure treated lumber.
How doers get more done.
Where i live you can buy different grades of pressure treated wood.
Deck safety was the unanimous number one concern of this group.
Geoff case home depot s merchant for decking and pressure treated lumber explained.
Materials do not require an additional exterior coating.
Lumber designated for ground contact can be placed directly on or in the ground.
Ground contact lumber can be used either above ground or in contact with the ground.
We re partnering with suppliers to convert certain wood products from above ground contact retentions to ground contact retentions in a rolling change that began in february and will impact nearly every u s.
Is treated wood as strong as regular wood.
This has the best rating for ground contact and has the longest life expectancy.
Below is a brief summary of the awpa s use category system for treated wood.