| 6 x 6 x 6" | ECT-44 Single Wall Corrugated | 25/1500 | $.68 | $.68 | $.67 | $.66 | $.65 | |
| 8 x 8 x 8" | ECT-44 Single Wall Corrugated | 25/500 | 1.03 | 1.03 | 1.02 | 1.01 | .99 | |
| 9 x 9 x 9" | ECT-44 Single Wall Corrugated | 25/600 | 1.96 | 1.94 | 1.93 | 1.91 | 1.88 | |
| 10 x 8 x 6" | ECT-44 Single Wall Corrugated | 25/900 | 1.59 | 1.58 | 1.56 | 1.55 | 1.52 | |
| 10 x 10 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 1.38 | 1.37 | 1.35 | 1.34 | 1.32 | |
| 11 1/4 x 8 3/4 x 6" | ECT-44 Single Wall Corrugated | 25/750 | 1.10 | 1.09 | 1.08 | 1.07 | 1.05 | |
| 11 1/4 x 8 3/4 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 1.98 | 1.97 | 1.95 | 1.94 | 1.90 | |
| 11 1/4 x 8 3/4 x 12" | ECT-44 Single Wall Corrugated | 25/500 | 1.41 | 1.40 | 1.39 | 1.38 | 1.35 | |
| 12 x 6 x 6" | ECT-44 Single Wall Corrugated | 25/500 | .94 | .93 | .92 | .92 | .90 | |
| 12 x 10 x 4" | ECT-44 Single Wall Corrugated | 25/750 | 1.90 | 1.89 | 1.87 | 1.86 | 1.83 | |
| 12 x 10 x 6" | ECT-44 Single Wall Corrugated | 25/500 | 1.29 | 1.28 | 1.27 | 1.26 | 1.24 | |
| 12 x 10 x 8" | ECT-44 Single Wall Corrugated | 25/500 | 1.55 | 1.54 | 1.52 | 1.51 | 1.49 | |
| 12 x 12 x 6" | ECT-44 Single Wall Corrugated | 25/500 | 1.44 | 1.43 | 1.41 | 1.40 | 1.38 | |
| 12 x 12 x 8" | ECT-44 Single Wall Corrugated | 25/500 | 2.60 | 2.58 | 2.55 | 2.53 | 2.49 | |
| 12 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 2.78 | 2.76 | 2.73 | 2.71 | 2.67 | |
| 12 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 2.01 | 2.00 | 1.98 | 1.96 | 1.93 | |
| 13 x 13 x 13" | ECT-44 Single Wall Corrugated | 25/500 | 3.91 | 3.89 | 3.85 | 3.82 | 3.76 | |
| 14 x 10 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 2.90 | 2.88 | 2.85 | 2.83 | 2.79 | |
| 14 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 1.92 | 1.91 | 1.89 | 1.88 | 1.85 | |
| 14 x 14 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 4.05 | 4.02 | 3.98 | 3.95 | 3.89 | |
| 14 x 14 x 14" | ECT-44 Single Wall Corrugated | 25/250 | 2.47 | 2.46 | 2.43 | 2.41 | 2.38 | |
| 15 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 3.21 | 3.19 | 3.15 | 3.13 | 3.08 | |
| 15 x 15 x 15" | ECT-44 Single Wall Corrugated | 25/250 | 5.32 | 5.28 | 5.23 | 5.19 | 5.11 | |
| 16 x 12 x 8" | ECT-44 Single Wall Corrugated | 25/250 | 1.89 | 1.88 | 1.86 | 1.84 | 1.81 | |
| 16 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/250 | 3.82 | 3.79 | 3.76 | 3.73 | 3.67 | |
| 16 x 12 x 12" | ECT-44 Single Wall Corrugated | 15/240 | 2.22 | 2.21 | 2.18 | 2.17 | 2.13 | |
| 16 x 14 x 10" | ECT-44 Single Wall Corrugated | 25/250 | 4.45 | 4.42 | 4.38 | 4.34 | 4.27 | |
| 16 x 16 x 16" | ECT-44 Single Wall Corrugated | 25/125 | 3.52 | 3.50 | 3.47 | 3.44 | 3.38 | |
| 17 1/4 x 11 1/4 x 6" | ECT-44 Single Wall Corrugated | 25/250 | 1.66 | 1.64 | 1.63 | 1.62 | 1.59 | |
| 17 1/4 x 11 1/4 x 8" | ECT-44 Single Wall Corrugated | 25/250 | 1.84 | 1.82 | 1.81 | 1.79 | 1.76 | |
| 17 1/4 x 11 1/4 x 10" | ECT-44 Single Wall Corrugated | 25/250 | 1.91 | 1.89 | 1.88 | 1.86 | 1.83 | |
| 17 1/4 x 11 1/4 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 2.19 | 2.17 | 2.15 | 2.14 | 2.10 | |
| 18 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 2.39 | 2.38 | 2.35 | 2.34 | 2.30 | |
| 18 x 18 x 12" | ECT-44 Single Wall Corrugated | 25/125 | 3.38 | 3.36 | 3.32 | 3.30 | 3.24 | |
| 18 x 18 x 18" | ECT-44 Single Wall Corrugated | 20/120 | 4.18 | 4.15 | 4.11 | 4.08 | 4.01 | |
| 20 x 16 x 14" | ECT-44 Single Wall Corrugated | 15/120 | 3.44 | 3.42 | 3.39 | 3.36 | 3.31 | |
| 20 x 20 x 12" | ECT-44 Single Wall Corrugated | 10/120 | 4.55 | 4.51 | 4.47 | 4.43 | 4.36 | |
| 20 x 20 x 20" | ECT-44 Single Wall Corrugated | 10/120 | 5.46 | 5.42 | 5.37 | 5.33 | 5.24 | |
| 22 x 22 x 22" | ECT-44 Single Wall Corrugated | 10/120 | 6.23 | 6.18 | 6.12 | 6.07 | 5.98 | |
| 24 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/125 | 3.14 | 3.12 | 3.09 | 3.06 | 3.01 | |
| 24 x 18 x 12" | ECT-44 Single Wall Corrugated | 15/150 | 4.56 | 4.53 | 4.48 | 4.45 | 4.38 | |
| 24 x 18 x 18" | ECT-44 Single Wall Corrugated | 10/120 | 4.86 | 4.82 | 4.78 | 4.74 | 4.66 | |
| 24 x 24 x 12" | ECT-44 Single Wall Corrugated | 10/120 | 5.90 | 5.86 | 5.80 | 5.76 | 5.67 | |
| 24 x 24 x 24" | ECT-44 Single Wall Corrugated | 10/120 | 9.04 | 8.98 | 8.89 | 8.82 | 8.68 | |