Figure 1: Oriented Strand Board

OSB Frequently Asked Questions

Q Is OSB environmentally safe?

A Millions of dollars have been invested to ensure that OSB is one of the safest and most environmentally friendly structural panels available. Consider some the facts:
  • As the only truly renewable building material, wood is increasing its reserves every year.
  • OSB uses selectively prepared new wood strands during its manufacturing process and is recyclable into other products.
  • The fiber for OSB is grown in sustainable forests and tree farms.
  • OSB is safe to use.
  • Resin binders and waxes are completely cured and stabilized, so there is no measurable off-gassing from panels.
  • The manufacturing process uses nearly 90% of the log, with the balance used to supply energy.
  • It takes far more energy and resources to produce steel, concrete or other building materials than to manufacture a structural wood panel.
  • Modern mills -- costing more than US$ 100 million -- are scientifically designed to meet or exceed strict standards for environmental compliance, set by regulatory authorities.

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