Homegrown, treated, kiln dried timber is grown outside of the UK. Homegrown Timber is the most readily available of the commercial softwoods grown within the UK
C16 or C24 Graded
C16 is normally the grade that is produced from faster grown UK timber.
Timber can also be graded visually by qualified visual timber graders who assess size, frequency and distribution, shakes, splits and slope of grain. This ensures only the pieces that meet standard limitations are accepted as a grade pass.