| 6 x 6 x 6" | ECT-44 Single Wall Corrugated | 25/1500 | $.59 | $.58 | $.58 | $.57 | $.57 | |
| 8 x 8 x 8" | ECT-44 Single Wall Corrugated | 25/500 | .90 | .89 | .88 | .87 | .87 | |
| 9 x 9 x 9" | ECT-44 Single Wall Corrugated | 25/600 | 1.70 | 1.68 | 1.67 | 1.65 | 1.64 | |
| 10 x 8 x 6" | ECT-44 Single Wall Corrugated | 25/900 | 1.38 | 1.36 | 1.35 | 1.34 | 1.33 | |
| 10 x 10 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 1.19 | 1.18 | 1.17 | 1.16 | 1.15 | |
| 11 1/4 x 8 3/4 x 6" | ECT-44 Single Wall Corrugated | 25/750 | .95 | .94 | .93 | .93 | .92 | |
| 11 1/4 x 8 3/4 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 1.72 | 1.70 | 1.69 | 1.67 | 1.66 | |
| 11 1/4 x 8 3/4 x 12" | ECT-44 Single Wall Corrugated | 25/500 | 1.22 | 1.21 | 1.20 | 1.19 | 1.18 | |
| 12 x 6 x 6" | ECT-44 Single Wall Corrugated | 25/500 | .82 | .81 | .80 | .79 | .79 | |
| 12 x 10 x 4" | ECT-44 Single Wall Corrugated | 25/750 | 1.65 | 1.64 | 1.62 | 1.61 | 1.59 | |
| 12 x 10 x 6" | ECT-44 Single Wall Corrugated | 25/500 | 1.12 | 1.11 | 1.10 | 1.09 | 1.08 | |
| 12 x 10 x 8" | ECT-44 Single Wall Corrugated | 25/500 | 1.34 | 1.33 | 1.32 | 1.31 | 1.29 | |
| 12 x 12 x 6" | ECT-44 Single Wall Corrugated | 25/500 | 1.25 | 1.24 | 1.22 | 1.21 | 1.20 | |
| 12 x 12 x 8" | ECT-44 Single Wall Corrugated | 25/500 | 2.25 | 2.23 | 2.21 | 2.19 | 2.17 | |
| 12 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 2.41 | 2.39 | 2.37 | 2.34 | 2.32 | |
| 12 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 1.74 | 1.73 | 1.71 | 1.70 | 1.68 | |
| 13 x 13 x 13" | ECT-44 Single Wall Corrugated | 25/500 | 3.39 | 3.36 | 3.33 | 3.30 | 3.27 | |
| 14 x 10 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 2.52 | 2.49 | 2.47 | 2.45 | 2.43 | |
| 14 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 1.67 | 1.65 | 1.64 | 1.62 | 1.61 | |
| 14 x 14 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 3.51 | 3.48 | 3.45 | 3.42 | 3.39 | |
| 14 x 14 x 14" | ECT-44 Single Wall Corrugated | 25/250 | 2.15 | 2.13 | 2.11 | 2.09 | 2.07 | |
| 15 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 2.78 | 2.76 | 2.73 | 2.71 | 2.68 | |
| 15 x 15 x 15" | ECT-44 Single Wall Corrugated | 25/250 | 4.61 | 4.57 | 4.53 | 4.49 | 4.45 | |
| 16 x 12 x 8" | ECT-44 Single Wall Corrugated | 25/250 | 1.64 | 1.62 | 1.61 | 1.60 | 1.58 | |
| 16 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/250 | 3.31 | 3.28 | 3.25 | 3.22 | 3.19 | |
| 16 x 12 x 12" | ECT-44 Single Wall Corrugated | 15/240 | 1.93 | 1.91 | 1.89 | 1.87 | 1.86 | |
| 16 x 14 x 10" | ECT-44 Single Wall Corrugated | 25/250 | 3.86 | 3.82 | 3.79 | 3.76 | 3.72 | |
| 16 x 16 x 16" | ECT-44 Single Wall Corrugated | 25/125 | 3.06 | 3.03 | 3.00 | 2.97 | 2.95 | |
| 17 1/4 x 11 1/4 x 6" | ECT-44 Single Wall Corrugated | 25/250 | 1.44 | 1.42 | 1.41 | 1.40 | 1.39 | |
| 17 1/4 x 11 1/4 x 8" | ECT-44 Single Wall Corrugated | 25/250 | 1.59 | 1.58 | 1.56 | 1.55 | 1.54 | |
| 17 1/4 x 11 1/4 x 10" | ECT-44 Single Wall Corrugated | 25/250 | 1.65 | 1.64 | 1.62 | 1.61 | 1.60 | |
| 17 1/4 x 11 1/4 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 1.90 | 1.88 | 1.87 | 1.85 | 1.83 | |
| 18 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 2.08 | 2.06 | 2.04 | 2.02 | 2.00 | |
| 18 x 18 x 12" | ECT-44 Single Wall Corrugated | 25/125 | 2.93 | 2.90 | 2.88 | 2.85 | 2.83 | |
| 18 x 18 x 18" | ECT-44 Single Wall Corrugated | 20/120 | 3.62 | 3.59 | 3.56 | 3.53 | 3.49 | |
| 20 x 16 x 14" | ECT-44 Single Wall Corrugated | 15/120 | 2.99 | 2.96 | 2.93 | 2.91 | 2.88 | |
| 20 x 20 x 12" | ECT-44 Single Wall Corrugated | 10/120 | 3.94 | 3.91 | 3.87 | 3.84 | 3.80 | |
| 20 x 20 x 20" | ECT-44 Single Wall Corrugated | 10/120 | 4.73 | 4.69 | 4.65 | 4.61 | 4.57 | |
| 22 x 22 x 22" | ECT-44 Single Wall Corrugated | 10/120 | 5.40 | 5.35 | 5.30 | 5.25 | 5.21 | |
| 24 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/125 | 2.72 | 2.70 | 2.67 | 2.65 | 2.63 | |
| 24 x 18 x 12" | ECT-44 Single Wall Corrugated | 15/150 | 3.95 | 3.92 | 3.88 | 3.85 | 3.81 | |
| 24 x 18 x 18" | ECT-44 Single Wall Corrugated | 10/120 | 4.21 | 4.17 | 4.14 | 4.10 | 4.06 | |
| 24 x 24 x 12" | ECT-44 Single Wall Corrugated | 10/120 | 5.12 | 5.07 | 5.03 | 4.98 | 4.93 | |
| 24 x 24 x 24" | ECT-44 Single Wall Corrugated | 10/120 | 7.84 | 7.77 | 7.70 | 7.63 | 7.56 | |