| 6 x 6 x 6" | ECT-44 Single Wall Corrugated | 25/1500 | $.60 | $.59 | $.58 | $.57 | $.56 | |
| 8 x 8 x 8" | ECT-44 Single Wall Corrugated | 25/500 | 1.04 | 1.03 | 1.01 | 1.00 | .98 | |
| 9 x 9 x 9" | ECT-44 Single Wall Corrugated | 25/600 | 2.03 | 2.00 | 1.97 | 1.94 | 1.91 | |
| 10 x 8 x 6" | ECT-44 Single Wall Corrugated | 25/900 | 1.58 | 1.56 | 1.54 | 1.51 | 1.49 | |
| 10 x 10 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 1.43 | 1.41 | 1.38 | 1.36 | 1.34 | |
| 11 1/4 x 8 3/4 x 6" | ECT-44 Single Wall Corrugated | 25/750 | 1.14 | 1.12 | 1.10 | 1.09 | 1.07 | |
| 11 1/4 x 8 3/4 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 2.06 | 2.03 | 2.00 | 1.97 | 1.94 | |
| 11 1/4 x 8 3/4 x 12" | ECT-44 Single Wall Corrugated | 25/500 | 1.46 | 1.44 | 1.42 | 1.40 | 1.38 | |
| 12 x 6 x 6" | ECT-44 Single Wall Corrugated | 25/500 | .98 | .96 | .95 | .93 | .92 | |
| 12 x 10 x 4" | ECT-44 Single Wall Corrugated | 25/750 | 1.97 | 1.94 | 1.92 | 1.89 | 1.86 | |
| 12 x 10 x 6" | ECT-44 Single Wall Corrugated | 25/500 | 1.34 | 1.32 | 1.30 | 1.28 | 1.26 | |
| 12 x 10 x 8" | ECT-44 Single Wall Corrugated | 25/500 | 1.61 | 1.58 | 1.56 | 1.53 | 1.51 | |
| 12 x 12 x 6" | ECT-44 Single Wall Corrugated | 25/500 | 1.53 | 1.51 | 1.49 | 1.46 | 1.44 | |
| 12 x 12 x 8" | ECT-44 Single Wall Corrugated | 25/500 | 2.69 | 2.65 | 2.61 | 2.57 | 2.53 | |
| 12 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 2.88 | 2.84 | 2.80 | 2.75 | 2.71 | |
| 12 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 2.09 | 2.06 | 2.03 | 1.99 | 1.96 | |
| 13 x 13 x 13" | ECT-44 Single Wall Corrugated | 25/500 | 4.06 | 4.00 | 3.94 | 3.88 | 3.82 | |
| 14 x 10 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 3.01 | 2.96 | 2.92 | 2.87 | 2.83 | |
| 14 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 2.00 | 1.97 | 1.94 | 1.91 | 1.88 | |
| 14 x 14 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 4.20 | 4.14 | 4.08 | 4.02 | 3.95 | |
| 14 x 14 x 14" | ECT-44 Single Wall Corrugated | 25/250 | 2.57 | 2.53 | 2.49 | 2.45 | 2.41 | |
| 15 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 3.33 | 3.28 | 3.23 | 3.18 | 3.13 | |
| 15 x 15 x 15" | ECT-44 Single Wall Corrugated | 25/250 | 5.52 | 5.44 | 5.35 | 5.27 | 5.19 | |
| 16 x 12 x 8" | ECT-44 Single Wall Corrugated | 25/250 | 1.96 | 1.93 | 1.90 | 1.87 | 1.84 | |
| 16 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/250 | 3.96 | 3.90 | 3.84 | 3.79 | 3.73 | |
| 16 x 12 x 12" | ECT-44 Single Wall Corrugated | 15/240 | 2.30 | 2.27 | 2.24 | 2.20 | 2.17 | |
| 16 x 14 x 10" | ECT-44 Single Wall Corrugated | 25/250 | 4.62 | 4.55 | 4.48 | 4.41 | 4.34 | |
| 16 x 16 x 16" | ECT-44 Single Wall Corrugated | 25/125 | 3.66 | 3.60 | 3.55 | 3.49 | 3.44 | |
| 17 1/4 x 11 1/4 x 6" | ECT-44 Single Wall Corrugated | 25/250 | 1.72 | 1.69 | 1.67 | 1.64 | 1.62 | |
| 17 1/4 x 11 1/4 x 8" | ECT-44 Single Wall Corrugated | 25/250 | 1.91 | 1.88 | 1.85 | 1.82 | 1.79 | |
| 17 1/4 x 11 1/4 x 10" | ECT-44 Single Wall Corrugated | 25/250 | 1.98 | 1.95 | 1.92 | 1.89 | 1.86 | |
| 17 1/4 x 11 1/4 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 2.27 | 2.24 | 2.20 | 2.17 | 2.14 | |
| 18 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 2.41 | 2.37 | 2.34 | 2.30 | 2.26 | |
| 18 x 18 x 12" | ECT-44 Single Wall Corrugated | 25/125 | 3.51 | 3.45 | 3.40 | 3.35 | 3.30 | |
| 18 x 18 x 18" | ECT-44 Single Wall Corrugated | 20/120 | 4.34 | 4.27 | 4.21 | 4.14 | 4.08 | |
| 20 x 16 x 14" | ECT-44 Single Wall Corrugated | 15/120 | 3.78 | 3.72 | 3.67 | 3.61 | 3.55 | |
| 20 x 20 x 12" | ECT-44 Single Wall Corrugated | 10/120 | 4.72 | 4.65 | 4.57 | 4.50 | 4.43 | |
| 20 x 20 x 20" | ECT-44 Single Wall Corrugated | 10/120 | 5.66 | 5.58 | 5.50 | 5.41 | 5.33 | |
| 22 x 22 x 22" | ECT-44 Single Wall Corrugated | 10/120 | 6.46 | 6.36 | 6.27 | 6.17 | 6.07 | |
| 24 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/125 | 2.86 | 2.82 | 2.78 | 2.73 | 2.69 | |
| 24 x 18 x 12" | ECT-44 Single Wall Corrugated | 15/150 | 4.73 | 4.66 | 4.59 | 4.52 | 4.45 | |
| 24 x 18 x 18" | ECT-44 Single Wall Corrugated | 10/120 | 5.04 | 4.96 | 4.89 | 4.81 | 4.74 | |
| 24 x 24 x 12" | ECT-44 Single Wall Corrugated | 10/120 | 6.12 | 6.03 | 5.94 | 5.85 | 5.76 | |
| 24 x 24 x 24" | ECT-44 Single Wall Corrugated | 10/120 | 8.69 | 8.56 | 8.43 | 8.30 | 8.18 | |