CCA-treated lumber is no longer sold in stores ... accelerates deterioration. When used as fence posts, untreated wood may last for 10 years in one environment, but decay and weaken in fewer ...

Preservative-treated timber fence posts have developed a pretty dire reputation ... Up until 2006, copper chrome arsenate (CCA) was one of the most common treatments and this did a decent job ...

“CCA products were very generic in their ... Timbers that are suitable for in-ground use like fence posts must be treated to a minimum British Standard use class four, which should give a ...

I want to plant a vegetable garden in my back yard, but I have a privacy fence treated with copper, chromium and arsenic (CCA). How far should I plant from the fence in order to avoid any CCA ...

CCA-treated lumber is no longer sold in stores ... accelerates deterioration. When used as fence posts, untreated wood may last for 10 years in one environment, but decay and weaken in fewer ...