AHEC have recently created a video workshop around the NHLA standard grading rules for U.S. hardwoods. You can view these videos at: Grading Â
Institute of Carpenters
Serving carpenters and joiners since 1890
AHEC have recently created a video workshop around the NHLA standard grading rules for U.S. hardwoods. You can view these videos at: Grading Â