1×3 Lumber Actual Size in Construction in USA
Understanding the Actual Dimensions of 1×3 Lumber In U.S. construction, a 1×3 lumber board does not measure exactly 1 inch by 3 inches. Instead, the actual size is ¾ inch thick by 2½ inches wide. This reduction in dimension occurs during the surfacing process, where the board is planed smooth for construction use. It is […]

