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3 Common Crossarm Preservatives

Pulished on Oct. 10, 2018

Wood utility poles and Electrical Cross Arm are common objects seen throughout our communities along the streets and in our yards. These poles and Transmission cross arm are used to support and run electrical lines to our homes and businesses - making these products vital to our daily lives. 

Wood treatment refers to protecting wood from damage caused by insects, fungi, decay, climate and extreme weather conditions. Treating wood with the right chemical preservatives can extend the useful life and protect it from the harsh environment. The three most common wood treatments include:

Pentacholorphenol (Penta)

Chromated Copper Arsenate (CCA)


Transmission cross arm