Softwood - BSW Timber
What is strength grading?
Softwoods are the most frequently-used timbers for loadbearing situations. In order to comply with the Building Regulations they must always be strength graded. BSW produce strength graded timber to specifications laid down in British Standards - BS4978 for visual grading and BS EN 14081 for machine grading. Timber is graded to strength classes. The most commonly specified grade for softwood carcassing is C16.
What are the benefits of strength grading?
Strength grading is undertaken primarily to provide timber of sufficient strength for a particular function,e.g.a floor joist or a roof truss. At the same time strength grading helps to ensure that both the design and the timber sizes specified are economical.
What is kiln dried timber?
An automated process that uses heat and airflow in a controlled environment to remove moisture from sawn timber Timber is loaded into treatment vessel and an initial vacuum.