Australia standard LVL beam is be used to buliding house,so LVL need have test report AS/NZS4357.0 and treatment.
According to Australian Standard AS/NZS1604 parts 1 to 5, any product claiming to
be preservative treated must be branded as specified in the standard. An important
part of the brand is the Hazard Class, which indicates the service conditions to which
the product is exposed and the level of treatment or level of protection that must be
applied to the wood.
Exposure :Inside, above
Service condition:Completely protected from the
weather, well ventilated and
protected from termites,Protected from wetting, no