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  • What is NTR
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    • Why protect softwood timbers?
    • How the NTR system works
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  • For buyers
    • Finding the right timber
    • Why choose NTR-certified wood?
    • Technical specifications
    • End uses
    • NTR Wood Protection classes
    • NTR wood protection classes and EN 351-1 and EN 335
  • Questions & Answers
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  • For producers
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    • Who can become NTR-certified?
    • Right to use the NTR mark
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