A to Z index - all terms and descriptions


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Term Short Description
Natural durability Natural resistance of the outer heartwood to decay and termites.
Natural durability rating Timbers are allocated natural durability ratings for above-ground and in-ground situations. >Read more
New South Wales New South Wales >Read more
New Zealand New Zealand >Read more
Non-structural Not load-bearing or supporting in function.
North America North America >Read more
Northern Queensland Northern Queensland; from Bowen (latitude 20°S) northwards >Read more
Not approved Not allowed for this application. >Read more
NR Heartwood NOT resistant to termite attack >Read more
NS Not susceptible to lyctine attack. >Read more