Size of a 4×4 in Construction in USA
Actual Dimensions of a 4×4 in U.S. Construction In the U.S. construction industry, a 4×4 board is classified as nominal lumber, and its actual size differs from the label. While labeled as 4 inches by 4 inches, the true dimensions of a standard surfaced 4×4 board are 3 1/2 inches by 3 1/2 inches. This […]