Plywood comes in sheets measuring four by eight feet (1,220 x 2,440 millimeters), in thicknesses ranging from 1/4-in. (6-mm) ...

Group 2 plywood is made from cedar, cypress, fir, hemlock, black maple, spruce, sweetgum, and certain types of pine. Groups 3 plywood includes plywood panels and other plywood products made from red ...