| 6 x 6 x 6" | ECT-44 Single Wall Corrugated | 25/1500 | $.59 | $.58 | $.57 | $.56 | $.56 | |
| 8 x 8 x 8" | ECT-44 Single Wall Corrugated | 25/500 | .90 | .88 | .87 | .86 | .85 | |
| 9 x 9 x 9" | ECT-44 Single Wall Corrugated | 25/600 | 1.70 | 1.67 | 1.64 | 1.62 | 1.61 | |
| 10 x 8 x 6" | ECT-44 Single Wall Corrugated | 25/900 | 1.38 | 1.35 | 1.33 | 1.32 | 1.30 | |
| 10 x 10 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 1.19 | 1.17 | 1.15 | 1.14 | 1.13 | |
| 11 1/4 x 8 3/4 x 6" | ECT-44 Single Wall Corrugated | 25/750 | .95 | .93 | .92 | .91 | .90 | |
| 11 1/4 x 8 3/4 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 1.72 | 1.69 | 1.66 | 1.64 | 1.63 | |
| 11 1/4 x 8 3/4 x 12" | ECT-44 Single Wall Corrugated | 25/500 | 1.22 | 1.20 | 1.18 | 1.17 | 1.16 | |
| 12 x 6 x 6" | ECT-44 Single Wall Corrugated | 25/500 | .82 | .80 | .79 | .78 | .77 | |
| 12 x 10 x 4" | ECT-44 Single Wall Corrugated | 25/750 | 1.65 | 1.62 | 1.59 | 1.58 | 1.56 | |
| 12 x 10 x 6" | ECT-44 Single Wall Corrugated | 25/500 | 1.12 | 1.10 | 1.08 | 1.07 | 1.06 | |
| 12 x 10 x 8" | ECT-44 Single Wall Corrugated | 25/500 | 1.34 | 1.32 | 1.29 | 1.28 | 1.27 | |
| 12 x 12 x 6" | ECT-44 Single Wall Corrugated | 25/500 | 1.25 | 1.22 | 1.20 | 1.19 | 1.18 | |
| 12 x 12 x 8" | ECT-44 Single Wall Corrugated | 25/500 | 2.25 | 2.21 | 2.17 | 2.15 | 2.13 | |
| 12 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 2.41 | 2.37 | 2.32 | 2.30 | 2.28 | |
| 12 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 1.74 | 1.71 | 1.68 | 1.67 | 1.65 | |
| 13 x 13 x 13" | ECT-44 Single Wall Corrugated | 25/500 | 3.39 | 3.33 | 3.27 | 3.24 | 3.21 | |
| 14 x 10 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 2.52 | 2.47 | 2.43 | 2.40 | 2.38 | |
| 14 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 1.67 | 1.64 | 1.61 | 1.59 | 1.58 | |
| 14 x 14 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 3.51 | 3.45 | 3.39 | 3.36 | 3.33 | |
| 14 x 14 x 14" | ECT-44 Single Wall Corrugated | 25/250 | 2.15 | 2.11 | 2.07 | 2.05 | 2.03 | |
| 15 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 2.78 | 2.73 | 2.68 | 2.66 | 2.63 | |
| 15 x 15 x 15" | ECT-44 Single Wall Corrugated | 25/250 | 4.61 | 4.53 | 4.45 | 4.41 | 4.37 | |
| 16 x 12 x 8" | ECT-44 Single Wall Corrugated | 25/250 | 1.64 | 1.61 | 1.58 | 1.57 | 1.55 | |
| 16 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/250 | 3.31 | 3.25 | 3.19 | 3.16 | 3.13 | |
| 16 x 12 x 12" | ECT-44 Single Wall Corrugated | 15/240 | 1.93 | 1.89 | 1.86 | 1.84 | 1.82 | |
| 16 x 14 x 10" | ECT-44 Single Wall Corrugated | 25/250 | 3.86 | 3.79 | 3.72 | 3.69 | 3.65 | |
| 16 x 16 x 16" | ECT-44 Single Wall Corrugated | 25/125 | 3.06 | 3.00 | 2.95 | 2.92 | 2.89 | |
| 17 1/4 x 11 1/4 x 6" | ECT-44 Single Wall Corrugated | 25/250 | 1.44 | 1.41 | 1.39 | 1.37 | 1.36 | |
| 17 1/4 x 11 1/4 x 8" | ECT-44 Single Wall Corrugated | 25/250 | 1.59 | 1.56 | 1.54 | 1.52 | 1.51 | |
| 17 1/4 x 11 1/4 x 10" | ECT-44 Single Wall Corrugated | 25/250 | 1.65 | 1.62 | 1.60 | 1.58 | 1.57 | |
| 17 1/4 x 11 1/4 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 1.90 | 1.87 | 1.83 | 1.81 | 1.80 | |
| 18 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 2.08 | 2.04 | 2.00 | 1.98 | 1.96 | |
| 18 x 18 x 12" | ECT-44 Single Wall Corrugated | 25/125 | 2.93 | 2.88 | 2.83 | 2.80 | 2.77 | |
| 18 x 18 x 18" | ECT-44 Single Wall Corrugated | 20/120 | 3.62 | 3.56 | 3.49 | 3.46 | 3.43 | |
| 20 x 16 x 14" | ECT-44 Single Wall Corrugated | 15/120 | 2.99 | 2.93 | 2.88 | 2.85 | 2.83 | |
| 20 x 20 x 12" | ECT-44 Single Wall Corrugated | 10/120 | 3.94 | 3.87 | 3.80 | 3.77 | 3.73 | |
| 20 x 20 x 20" | ECT-44 Single Wall Corrugated | 10/120 | 4.73 | 4.65 | 4.57 | 4.52 | 4.48 | |
| 22 x 22 x 22" | ECT-44 Single Wall Corrugated | 10/120 | 5.40 | 5.30 | 5.21 | 5.16 | 5.11 | |
| 24 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/125 | 2.72 | 2.67 | 2.63 | 2.60 | 2.58 | |
| 24 x 18 x 12" | ECT-44 Single Wall Corrugated | 15/150 | 3.95 | 3.88 | 3.81 | 3.78 | 3.74 | |
| 24 x 18 x 18" | ECT-44 Single Wall Corrugated | 10/120 | 4.21 | 4.14 | 4.06 | 4.02 | 3.99 | |
| 24 x 24 x 12" | ECT-44 Single Wall Corrugated | 10/120 | 5.12 | 5.03 | 4.93 | 4.89 | 4.84 | |
| 24 x 24 x 24" | ECT-44 Single Wall Corrugated | 10/120 | 7.84 | 7.70 | 7.56 | 7.49 | 7.42 | |