MRC:
An indication of the species and grade of the item,and the grading association.CQWY
Species-grade And Grading Association:
Basswood selects national hardwood lumber association or fir, balsam c select northeastern lumber manufacturers association or fir, balsam c and better select northern hardwood and pine manufacturers association or pine, eastern white c select northeastern lumber manufacturers association or pine, eastern white c and better select northern hardwood and pine manufacturers association or pine, idaho white choice western wood products association or pine, ponderosa c and better select western wood products association or pine, ponderosa superior finish western wood products association or pine, sugar c and better select western wood products association or pine, sugar superior finish western wood products association or spruce, eastern c select northeastern lumber manufacturers association or spruce, eastern c and better select northern hardwood and pine manufacturers association or spruce, engelmann c select western wood products association or spruce, engelmann superior finish western wood products association or spruce, sitka c and better finish west coast lumber inspection bureau
