| 6 x 6 x 6" | ECT-44 Single Wall Corrugated | 25/1500 | $.48 | $.47 | $.46 | $.45 | $.44 | |
| 8 x 8 x 8" | ECT-44 Single Wall Corrugated | 25/500 | .79 | .77 | .76 | .75 | .73 | |
| 9 x 9 x 9" | ECT-44 Single Wall Corrugated | 25/600 | 1.87 | 1.83 | 1.80 | 1.77 | 1.74 | |
| 10 x 8 x 6" | ECT-44 Single Wall Corrugated | 25/900 | 1.51 | 1.49 | 1.46 | 1.44 | 1.41 | |
| 10 x 10 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 1.12 | 1.10 | 1.08 | 1.07 | 1.05 | |
| 11 1/4 x 8 3/4 x 6" | ECT-44 Single Wall Corrugated | 25/750 | 1.04 | 1.03 | 1.01 | .99 | .98 | |
| 11 1/4 x 8 3/4 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 1.89 | 1.86 | 1.83 | 1.80 | 1.77 | |
| 11 1/4 x 8 3/4 x 12" | ECT-44 Single Wall Corrugated | 25/500 | 1.34 | 1.32 | 1.30 | 1.28 | 1.26 | |
| 12 x 6 x 6" | ECT-44 Single Wall Corrugated | 25/500 | .90 | .88 | .87 | .85 | .84 | |
| 12 x 10 x 4" | ECT-44 Single Wall Corrugated | 25/750 | 1.81 | 1.78 | 1.75 | 1.72 | 1.69 | |
| 12 x 10 x 6" | ECT-44 Single Wall Corrugated | 25/500 | 1.11 | 1.09 | 1.07 | 1.05 | 1.04 | |
| 12 x 10 x 8" | ECT-44 Single Wall Corrugated | 25/500 | 1.47 | 1.45 | 1.43 | 1.40 | 1.38 | |
| 12 x 12 x 6" | ECT-44 Single Wall Corrugated | 25/500 | 1.37 | 1.35 | 1.32 | 1.30 | 1.28 | |
| 12 x 12 x 8" | ECT-44 Single Wall Corrugated | 25/500 | 2.47 | 2.43 | 2.39 | 2.35 | 2.31 | |
| 12 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 2.65 | 2.60 | 2.56 | 2.52 | 2.47 | |
| 12 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 1.60 | 1.57 | 1.54 | 1.52 | 1.49 | |
| 13 x 13 x 13" | ECT-44 Single Wall Corrugated | 25/500 | 3.73 | 3.67 | 3.61 | 3.55 | 3.49 | |
| 14 x 10 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 2.76 | 2.72 | 2.67 | 2.63 | 2.58 | |
| 14 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 1.83 | 1.80 | 1.77 | 1.74 | 1.71 | |
| 14 x 14 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 3.86 | 3.80 | 3.73 | 3.67 | 3.61 | |
| 14 x 14 x 14" | ECT-44 Single Wall Corrugated | 25/250 | 2.34 | 2.30 | 2.26 | 2.22 | 2.18 | |
| 15 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 3.06 | 3.01 | 2.96 | 2.91 | 2.86 | |
| 15 x 15 x 15" | ECT-44 Single Wall Corrugated | 25/250 | 5.37 | 5.28 | 5.20 | 5.11 | 5.02 | |
| 16 x 12 x 8" | ECT-44 Single Wall Corrugated | 25/250 | 1.69 | 1.66 | 1.64 | 1.61 | 1.58 | |
| 16 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/250 | 3.64 | 3.58 | 3.52 | 3.46 | 3.40 | |
| 16 x 12 x 12" | ECT-44 Single Wall Corrugated | 15/240 | 2.11 | 2.08 | 2.05 | 2.01 | 1.98 | |
| 16 x 14 x 10" | ECT-44 Single Wall Corrugated | 25/250 | 4.24 | 4.17 | 4.10 | 4.03 | 3.96 | |
| 16 x 16 x 16" | ECT-44 Single Wall Corrugated | 25/125 | 2.91 | 2.86 | 2.82 | 2.77 | 2.72 | |
| 17 1/4 x 11 1/4 x 6" | ECT-44 Single Wall Corrugated | 25/250 | 1.58 | 1.55 | 1.53 | 1.50 | 1.47 | |
| 17 1/4 x 11 1/4 x 8" | ECT-44 Single Wall Corrugated | 25/250 | 1.75 | 1.72 | 1.69 | 1.66 | 1.64 | |
| 17 1/4 x 11 1/4 x 10" | ECT-44 Single Wall Corrugated | 25/250 | 1.82 | 1.79 | 1.76 | 1.73 | 1.70 | |
| 17 1/4 x 11 1/4 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 2.09 | 2.05 | 2.02 | 1.98 | 1.95 | |
| 18 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 2.28 | 2.24 | 2.21 | 2.17 | 2.13 | |
| 18 x 18 x 12" | ECT-44 Single Wall Corrugated | 25/125 | 3.22 | 3.17 | 3.11 | 3.06 | 3.01 | |
| 18 x 18 x 18" | ECT-44 Single Wall Corrugated | 20/120 | 3.52 | 3.46 | 3.40 | 3.35 | 3.29 | |
| 20 x 16 x 14" | ECT-44 Single Wall Corrugated | 15/120 | 3.07 | 3.02 | 2.97 | 2.92 | 2.87 | |
| 20 x 20 x 12" | ECT-44 Single Wall Corrugated | 10/120 | 4.33 | 4.26 | 4.19 | 4.12 | 4.05 | |
| 20 x 20 x 20" | ECT-44 Single Wall Corrugated | 10/120 | 4.69 | 4.62 | 4.54 | 4.46 | 4.39 | |
| 22 x 22 x 22" | ECT-44 Single Wall Corrugated | 10/120 | 5.93 | 5.83 | 5.74 | 5.64 | 5.54 | |
| 24 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/125 | 2.99 | 2.94 | 2.89 | 2.84 | 2.80 | |
| 24 x 18 x 12" | ECT-44 Single Wall Corrugated | 15/150 | 4.34 | 4.27 | 4.20 | 4.13 | 4.06 | |
| 24 x 18 x 18" | ECT-44 Single Wall Corrugated | 10/120 | 4.27 | 4.20 | 4.13 | 4.06 | 3.99 | |
| 24 x 24 x 12" | ECT-44 Single Wall Corrugated | 10/120 | 5.62 | 5.53 | 5.44 | 5.35 | 5.25 | |
| 24 x 24 x 24" | ECT-44 Single Wall Corrugated | 10/120 | 8.61 | 8.47 | 8.33 | 8.19 | 8.05 | |