Is Ac2 Treated Wood Safe

According to the American Wood Protection Association and the U.S. Environmental Protection Agency, lumber treated with ACQ is safe for garden use. Its durability and nontoxicity make it among the best woods for raised garden beds.

Is AC2 pressure treated lumber safe?

MicroPro® AC2® pressure treated wood is treated using a waterborne copper preservative system developed to provide long-term protection for wood used in exterior applications. … Lumber that is rated for ground contact has more preservatives than above ground lumber, so it’ll last longer when it’s in contact with soil.

Is pressure treated lumber toxic?

In the pressure-treating process, lumber is sealed in a tank, and air is extracted, creating a vacuum. Then a solution containing chromium, copper, and arsenic is added. Because of the vacuum, the chemicals are carried deep into the wood. … All three are toxic, but chromium and copper don’t raise many concerns.