| 6 x 6 x 6" | ECT-44 Single Wall Corrugated | 25/1500 | $.73 | $.72 | $.70 | $.68 | $.67 | |
| 8 x 8 x 8" | ECT-44 Single Wall Corrugated | 25/500 | 1.11 | 1.09 | 1.07 | 1.04 | 1.03 | |
| 9 x 9 x 9" | ECT-44 Single Wall Corrugated | 25/600 | 2.09 | 2.06 | 2.02 | 1.97 | 1.94 | |
| 10 x 8 x 6" | ECT-44 Single Wall Corrugated | 25/900 | 1.70 | 1.67 | 1.64 | 1.60 | 1.57 | |
| 10 x 10 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 1.47 | 1.45 | 1.42 | 1.38 | 1.36 | |
| 11 1/4 x 8 3/4 x 6" | ECT-44 Single Wall Corrugated | 25/750 | 1.17 | 1.15 | 1.13 | 1.10 | 1.09 | |
| 11 1/4 x 8 3/4 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 2.12 | 2.09 | 2.04 | 2.00 | 1.97 | |
| 11 1/4 x 8 3/4 x 12" | ECT-44 Single Wall Corrugated | 25/500 | 1.51 | 1.49 | 1.45 | 1.42 | 1.40 | |
| 12 x 6 x 6" | ECT-44 Single Wall Corrugated | 25/500 | 1.00 | .99 | .97 | .95 | .93 | |
| 12 x 10 x 4" | ECT-44 Single Wall Corrugated | 25/750 | 2.03 | 2.00 | 1.96 | 1.92 | 1.89 | |
| 12 x 10 x 6" | ECT-44 Single Wall Corrugated | 25/500 | 1.38 | 1.36 | 1.33 | 1.30 | 1.28 | |
| 12 x 10 x 8" | ECT-44 Single Wall Corrugated | 25/500 | 1.65 | 1.63 | 1.59 | 1.56 | 1.53 | |
| 12 x 12 x 6" | ECT-44 Single Wall Corrugated | 25/500 | 1.54 | 1.51 | 1.48 | 1.45 | 1.43 | |
| 12 x 12 x 8" | ECT-44 Single Wall Corrugated | 25/500 | 2.77 | 2.73 | 2.67 | 2.61 | 2.57 | |
| 12 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 2.97 | 2.93 | 2.86 | 2.80 | 2.75 | |
| 12 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 2.15 | 2.12 | 2.07 | 2.03 | 1.99 | |
| 13 x 13 x 13" | ECT-44 Single Wall Corrugated | 25/500 | 4.18 | 4.12 | 4.03 | 3.94 | 3.88 | |
| 14 x 10 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 3.10 | 3.05 | 2.99 | 2.92 | 2.87 | |
| 14 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 2.06 | 2.03 | 1.98 | 1.94 | 1.91 | |
| 14 x 14 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 4.33 | 4.27 | 4.17 | 4.08 | 4.02 | |
| 14 x 14 x 14" | ECT-44 Single Wall Corrugated | 25/250 | 2.64 | 2.61 | 2.55 | 2.49 | 2.45 | |
| 15 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 3.43 | 3.38 | 3.30 | 3.23 | 3.18 | |
| 15 x 15 x 15" | ECT-44 Single Wall Corrugated | 25/250 | 5.68 | 5.60 | 5.48 | 5.35 | 5.27 | |
| 16 x 12 x 8" | ECT-44 Single Wall Corrugated | 25/250 | 2.02 | 1.99 | 1.95 | 1.90 | 1.87 | |
| 16 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/250 | 4.08 | 4.02 | 3.93 | 3.84 | 3.79 | |
| 16 x 12 x 12" | ECT-44 Single Wall Corrugated | 15/240 | 2.37 | 2.34 | 2.29 | 2.24 | 2.20 | |
| 16 x 14 x 10" | ECT-44 Single Wall Corrugated | 25/250 | 4.75 | 4.69 | 4.58 | 4.48 | 4.41 | |
| 16 x 16 x 16" | ECT-44 Single Wall Corrugated | 25/125 | 3.77 | 3.71 | 3.63 | 3.55 | 3.49 | |
| 17 1/4 x 11 1/4 x 6" | ECT-44 Single Wall Corrugated | 25/250 | 1.77 | 1.74 | 1.71 | 1.67 | 1.64 | |
| 17 1/4 x 11 1/4 x 8" | ECT-44 Single Wall Corrugated | 25/250 | 1.96 | 1.93 | 1.89 | 1.85 | 1.82 | |
| 17 1/4 x 11 1/4 x 10" | ECT-44 Single Wall Corrugated | 25/250 | 2.04 | 2.01 | 1.96 | 1.92 | 1.89 | |
| 17 1/4 x 11 1/4 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 2.34 | 2.31 | 2.26 | 2.20 | 2.17 | |
| 18 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 2.56 | 2.52 | 2.47 | 2.41 | 2.37 | |
| 18 x 18 x 12" | ECT-44 Single Wall Corrugated | 25/125 | 3.61 | 3.56 | 3.48 | 3.40 | 3.35 | |
| 18 x 18 x 18" | ECT-44 Single Wall Corrugated | 20/120 | 4.46 | 4.40 | 4.30 | 4.21 | 4.14 | |
| 20 x 16 x 14" | ECT-44 Single Wall Corrugated | 15/120 | 3.68 | 3.62 | 3.54 | 3.46 | 3.41 | |
| 20 x 20 x 12" | ECT-44 Single Wall Corrugated | 10/120 | 4.86 | 4.79 | 4.68 | 4.57 | 4.50 | |
| 20 x 20 x 20" | ECT-44 Single Wall Corrugated | 10/120 | 5.83 | 5.75 | 5.62 | 5.50 | 5.41 | |
| 22 x 22 x 22" | ECT-44 Single Wall Corrugated | 10/120 | 6.65 | 6.56 | 6.41 | 6.27 | 6.17 | |
| 24 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/125 | 3.36 | 3.31 | 3.23 | 3.16 | 3.11 | |
| 24 x 18 x 12" | ECT-44 Single Wall Corrugated | 15/150 | 4.87 | 4.80 | 4.69 | 4.59 | 4.52 | |
| 24 x 18 x 18" | ECT-44 Single Wall Corrugated | 10/120 | 5.19 | 5.11 | 5.00 | 4.89 | 4.81 | |
| 24 x 24 x 12" | ECT-44 Single Wall Corrugated | 10/120 | 6.30 | 6.21 | 6.08 | 5.94 | 5.85 | |
| 24 x 24 x 24" | ECT-44 Single Wall Corrugated | 10/120 | 9.66 | 9.52 | 9.31 | 9.10 | 8.96 | |