| 6 x 6 x 6" | ECT-44 Single Wall Corrugated | 25/1500 | $.71 | $.70 | $.68 | $.67 | $.66 | |
| 8 x 8 x 8" | ECT-44 Single Wall Corrugated | 25/500 | 1.08 | 1.06 | 1.04 | 1.03 | 1.00 | |
| 9 x 9 x 9" | ECT-44 Single Wall Corrugated | 25/600 | 2.05 | 2.00 | 1.97 | 1.94 | 1.90 | |
| 10 x 8 x 6" | ECT-44 Single Wall Corrugated | 25/900 | 1.66 | 1.62 | 1.60 | 1.57 | 1.54 | |
| 10 x 10 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 1.44 | 1.41 | 1.38 | 1.36 | 1.33 | |
| 11 1/4 x 8 3/4 x 6" | ECT-44 Single Wall Corrugated | 25/750 | 1.15 | 1.12 | 1.10 | 1.09 | 1.06 | |
| 11 1/4 x 8 3/4 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 2.07 | 2.03 | 2.00 | 1.97 | 1.92 | |
| 11 1/4 x 8 3/4 x 12" | ECT-44 Single Wall Corrugated | 25/500 | 1.47 | 1.44 | 1.42 | 1.40 | 1.37 | |
| 12 x 6 x 6" | ECT-44 Single Wall Corrugated | 25/500 | .98 | .96 | .95 | .93 | .91 | |
| 12 x 10 x 4" | ECT-44 Single Wall Corrugated | 25/750 | 1.99 | 1.94 | 1.92 | 1.89 | 1.84 | |
| 12 x 10 x 6" | ECT-44 Single Wall Corrugated | 25/500 | 1.35 | 1.32 | 1.30 | 1.28 | 1.25 | |
| 12 x 10 x 8" | ECT-44 Single Wall Corrugated | 25/500 | 1.62 | 1.58 | 1.56 | 1.53 | 1.50 | |
| 12 x 12 x 6" | ECT-44 Single Wall Corrugated | 25/500 | 1.50 | 1.47 | 1.45 | 1.43 | 1.39 | |
| 12 x 12 x 8" | ECT-44 Single Wall Corrugated | 25/500 | 2.71 | 2.65 | 2.61 | 2.57 | 2.51 | |
| 12 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 2.90 | 2.84 | 2.80 | 2.75 | 2.69 | |
| 12 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 2.10 | 2.06 | 2.03 | 1.99 | 1.95 | |
| 13 x 13 x 13" | ECT-44 Single Wall Corrugated | 25/500 | 4.09 | 4.00 | 3.94 | 3.88 | 3.79 | |
| 14 x 10 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 3.03 | 2.96 | 2.92 | 2.87 | 2.81 | |
| 14 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 2.01 | 1.97 | 1.94 | 1.91 | 1.86 | |
| 14 x 14 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 4.24 | 4.14 | 4.08 | 4.02 | 3.92 | |
| 14 x 14 x 14" | ECT-44 Single Wall Corrugated | 25/250 | 2.59 | 2.53 | 2.49 | 2.45 | 2.39 | |
| 15 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 3.35 | 3.28 | 3.23 | 3.18 | 3.10 | |
| 15 x 15 x 15" | ECT-44 Single Wall Corrugated | 25/250 | 5.56 | 5.44 | 5.35 | 5.27 | 5.15 | |
| 16 x 12 x 8" | ECT-44 Single Wall Corrugated | 25/250 | 1.98 | 1.93 | 1.90 | 1.87 | 1.83 | |
| 16 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/250 | 3.99 | 3.90 | 3.84 | 3.79 | 3.70 | |
| 16 x 12 x 12" | ECT-44 Single Wall Corrugated | 15/240 | 2.32 | 2.27 | 2.24 | 2.20 | 2.15 | |
| 16 x 14 x 10" | ECT-44 Single Wall Corrugated | 25/250 | 4.65 | 4.55 | 4.48 | 4.41 | 4.31 | |
| 16 x 16 x 16" | ECT-44 Single Wall Corrugated | 25/125 | 3.68 | 3.60 | 3.55 | 3.49 | 3.41 | |
| 17 1/4 x 11 1/4 x 6" | ECT-44 Single Wall Corrugated | 25/250 | 1.73 | 1.69 | 1.67 | 1.64 | 1.60 | |
| 17 1/4 x 11 1/4 x 8" | ECT-44 Single Wall Corrugated | 25/250 | 1.92 | 1.88 | 1.85 | 1.82 | 1.78 | |
| 17 1/4 x 11 1/4 x 10" | ECT-44 Single Wall Corrugated | 25/250 | 1.99 | 1.95 | 1.92 | 1.89 | 1.85 | |
| 17 1/4 x 11 1/4 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 2.29 | 2.24 | 2.20 | 2.17 | 2.12 | |
| 18 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 2.50 | 2.45 | 2.41 | 2.37 | 2.32 | |
| 18 x 18 x 12" | ECT-44 Single Wall Corrugated | 25/125 | 3.53 | 3.45 | 3.40 | 3.35 | 3.27 | |
| 18 x 18 x 18" | ECT-44 Single Wall Corrugated | 20/120 | 4.37 | 4.27 | 4.21 | 4.14 | 4.04 | |
| 20 x 16 x 14" | ECT-44 Single Wall Corrugated | 15/120 | 3.60 | 3.52 | 3.46 | 3.41 | 3.33 | |
| 20 x 20 x 12" | ECT-44 Single Wall Corrugated | 10/120 | 4.75 | 4.65 | 4.57 | 4.50 | 4.40 | |
| 20 x 20 x 20" | ECT-44 Single Wall Corrugated | 10/120 | 5.71 | 5.58 | 5.50 | 5.41 | 5.28 | |
| 22 x 22 x 22" | ECT-44 Single Wall Corrugated | 10/120 | 6.51 | 6.36 | 6.27 | 6.17 | 6.03 | |
| 24 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/125 | 3.28 | 3.21 | 3.16 | 3.11 | 3.04 | |
| 24 x 18 x 12" | ECT-44 Single Wall Corrugated | 15/150 | 4.77 | 4.66 | 4.59 | 4.52 | 4.41 | |
| 24 x 18 x 18" | ECT-44 Single Wall Corrugated | 10/120 | 5.08 | 4.96 | 4.89 | 4.81 | 4.70 | |
| 24 x 24 x 12" | ECT-44 Single Wall Corrugated | 10/120 | 6.17 | 6.03 | 5.94 | 5.85 | 5.71 | |
| 24 x 24 x 24" | ECT-44 Single Wall Corrugated | 10/120 | 9.45 | 9.24 | 9.10 | 8.96 | 8.75 | |