Expanded Sheet Aluminum 3003 H14 Diamond Diamond Pattern Flattened 8 ft Overall Length Length Tolerance +0.75/-0.00 in 4 ft Overall Width Width Tolerance +0.75/-0.00 in 0.055 in Overall Thickness Thickness Tolerance +/-0.005 in Diamond Size 1.33 in x 3.15 in Opening Size 1.063 in x 2.75 in Strand Thickness 0.055 in Strand Width 0.144 in Trade Size 1 1/2 in-#0.081 Open Area 79 Percent Fabrication Cold Finished Heat Treatment Tempered Heat Treatable Yes Mechanical Finish Mill