Douglas-fir is a highly regarded timber preferred for its superior strength, toughness, durability and decay resistance. Find out more about living and building with this popular wood.
New treatment regime released by Department of Building and Housing, B2/AS1, endorses untreated Douglas-fir in specified low risk residential buildings.
During the last 30 years, I have undertaken many investigations, surveys, arbitration's, and litigation, as an expert witness in building failures... In all that time I have found Douglas-fir to be a perfectly satisfactory timber for all framing above sub floor level, providing drainage, drying and deflection are adequately dealt with.