What Does Ground Contact Pressure Treated Wood Mean

What is pressure treated lumber.

What does ground contact pressure treated wood mean.

Deck board 4x4x8 pressure treated 16 ft. Managing inventory for one type of treated lumber the one most averse to decay saves time and money. The treatment process forces a waterborne preservative deep into the cellular structure of the wood providing long term protection against rot fungal. Is treated wood as strong as regular wood.

Before you purchase pressure treated wood for your project you need to keep in mind what type of project you ll be working on. Lumber treated to the awpa standards will say ground contact and have the code uc4a displayed and it will have the quality checkmark symbol as well. Must be used when lumber is less than 6 inches from the ground or has poor ventilation. Can you paint pressure treated lumber.

Pressure treated lumber ground contact pressure treated lumber 1x10x10 poplar 2x6x10 lumber. In the simplest terms it s a battle between above ground lumber and ground contact lumber and whether it makes sense to offer both types or only ground contact by most accounts ground contact is winning. Micropro ac2 pressure treated wood products are available for above ground ag ground and in ground contact gc and ground contact for critical use gcs applications. The chemicals to which pressure treated wood is exposed can be harmful to both people and the environment making it important to determine if the wood is suitable for above ground usage or ground contact usage.

Above ground treated wood must be used when lumber is less than 6 from the ground or has poor ventilation must be used for applications where wood is difficult. The ratings are based on the amount of preservative used to treat the wood. Answers to these questions and more. A recent report from spectrum consulting.

Above ground contact means the wood will not touch or be in the ground and humans will be exposed to it. Facts about pressure treated lumber some frequently asked questions about pressure treated lumber. Whether your project calls for above ground or ground contact you ll have peace of mind knowing that your work is built to last. The battle lines are drawn dividing how pressurized lumber should go to marketa battle is raging in the treated lumber aisle.

The extra cost for ground contact about 10 cents per lineal foot is a small consideration say those embracing an all ground contact all the time approach. Has twice the level of chemical retention and protection compared to above ground treated wood.