Timber grades are based on the quality and appearance of the wood, and they can vary depending on the species. Generally, timber is graded as A, B, C, or D with A being the highest quality and D being the lowest.
Timber grades are based on the quality and appearance of the wood, and they can vary depending on the species. Generally, timber is graded as A, B, C, or D with A being the highest quality and D being the lowest.