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A sawmill
Rough sawn timber is literally 'rough' and still needs to be dressed and planed to smoothness when bought. Rough sawn timber is popular because it's generally less expensive than other timbers.Rough sawn timber is produced at any saw mill, but instead of being planed, finished etc. the wood is left as it is.
C16 timber is sawn softwood structural timber which has been treated and strength graded
It is a piece of wood made from trees
never
Rough sawn-not of final dimensions-milled.
Wood (timber) comes from trees that are felled and sawn into planks or thick beams.
A joist, either floor or ceiling are the boards that go across the building and tie the walls together. A timber joist would be a rough sawn beam. Basically a tree that has been squared up.
At what thickness ! 1700 m2 of timber in a 4cm layer needs four times as much timber than a layer of 1cm !
most furnacher such as-shelves, tables, desks, cabnets and beds.(:
P.A.R. or PAR means Planed All Round when used in reference to timber. In other words, the timber has been prepared. The alternative is rough or sawn or unprepared timber. This has been cut to size but not finished in any way. Timber that is PAR is planed but there is no guarantee that the corners will be square!
A sawmill is a place where trees are sawn and the wood prepared for use.