List four reasons for treating timber before roofing farm building

      

List four reasons for treating timber before roofing farm building

  

Answers


john
• Prevent attack from insects
• Prevent attack from fungi (rotting)
• Resist weather condition:-extreme temperature
• Resist water penetration
• To harden woo-make it durable and more strong
• To avoid warping
john3 answered the question on December 3, 2017 at 20:44


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