| 6 x 6 x 6" | ECT-44 Single Wall Corrugated | 25/1500 | $.68 | $.67 | $.66 | $.66 | $.65 | |
| 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 | 1.95 | 1.92 | 1.89 | 1.87 | 1.84 | |
| 10 x 8 x 6" | ECT-44 Single Wall Corrugated | 25/900 | 1.58 | 1.56 | 1.53 | 1.52 | 1.49 | |
| 10 x 10 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 1.38 | 1.36 | 1.34 | 1.33 | 1.31 | |
| 11 1/4 x 8 3/4 x 6" | ECT-44 Single Wall Corrugated | 25/750 | 1.10 | 1.09 | 1.07 | 1.06 | 1.04 | |
| 11 1/4 x 8 3/4 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 2.00 | 1.96 | 1.93 | 1.92 | 1.88 | |
| 11 1/4 x 8 3/4 x 12" | ECT-44 Single Wall Corrugated | 25/500 | 1.42 | 1.40 | 1.37 | 1.36 | 1.34 | |
| 12 x 6 x 6" | ECT-44 Single Wall Corrugated | 25/500 | .98 | .98 | .98 | .98 | .98 | |
| 12 x 10 x 4" | ECT-44 Single Wall Corrugated | 25/750 | 1.90 | 1.87 | 1.84 | 1.82 | 1.79 | |
| 12 x 10 x 6" | ECT-44 Single Wall Corrugated | 25/500 | 1.30 | 1.28 | 1.26 | 1.25 | 1.23 | |
| 12 x 10 x 8" | ECT-44 Single Wall Corrugated | 25/500 | 1.56 | 1.53 | 1.51 | 1.50 | 1.47 | |
| 12 x 12 x 6" | ECT-44 Single Wall Corrugated | 25/500 | 1.45 | 1.42 | 1.40 | 1.39 | 1.37 | |
| 12 x 12 x 8" | ECT-44 Single Wall Corrugated | 25/500 | 2.59 | 2.55 | 2.50 | 2.48 | 2.44 | |
| 12 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 2.77 | 2.73 | 2.68 | 2.66 | 2.61 | |
| 12 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 1.98 | 1.98 | 1.98 | 1.98 | 1.98 | |
| 13 x 13 x 13" | ECT-44 Single Wall Corrugated | 25/500 | 3.90 | 3.84 | 3.78 | 3.75 | 3.68 | |
| 14 x 10 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 2.89 | 2.85 | 2.80 | 2.78 | 2.73 | |
| 14 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 1.94 | 1.91 | 1.88 | 1.86 | 1.83 | |
| 14 x 14 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 4.04 | 3.98 | 3.91 | 3.88 | 3.81 | |
| 14 x 14 x 14" | ECT-44 Single Wall Corrugated | 25/250 | 2.49 | 2.45 | 2.41 | 2.39 | 2.35 | |
| 15 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 3.23 | 3.18 | 3.13 | 3.10 | 3.05 | |
| 15 x 15 x 15" | ECT-44 Single Wall Corrugated | 25/250 | 5.35 | 5.27 | 5.18 | 5.14 | 5.05 | |
| 16 x 12 x 8" | ECT-44 Single Wall Corrugated | 25/250 | 1.90 | 1.87 | 1.84 | 1.83 | 1.80 | |
| 16 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/250 | 3.84 | 3.78 | 3.72 | 3.69 | 3.63 | |
| 16 x 12 x 12" | ECT-44 Single Wall Corrugated | 15/240 | 2.24 | 2.20 | 2.16 | 2.15 | 2.11 | |
| 16 x 14 x 10" | ECT-44 Single Wall Corrugated | 25/250 | 4.48 | 4.41 | 4.34 | 4.30 | 4.23 | |
| 16 x 16 x 16" | ECT-44 Single Wall Corrugated | 25/125 | 3.35 | 3.35 | 3.35 | 3.35 | 3.35 | |
| 17 1/4 x 11 1/4 x 6" | ECT-44 Single Wall Corrugated | 25/250 | 1.67 | 1.64 | 1.61 | 1.60 | 1.57 | |
| 17 1/4 x 11 1/4 x 8" | ECT-44 Single Wall Corrugated | 25/250 | 1.85 | 1.82 | 1.79 | 1.78 | 1.75 | |
| 17 1/4 x 11 1/4 x 10" | ECT-44 Single Wall Corrugated | 25/250 | 1.92 | 1.89 | 1.86 | 1.84 | 1.81 | |
| 17 1/4 x 11 1/4 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 2.20 | 2.17 | 2.13 | 2.12 | 2.08 | |
| 18 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 2.41 | 2.37 | 2.33 | 2.31 | 2.27 | |
| 18 x 18 x 12" | ECT-44 Single Wall Corrugated | 25/125 | 3.40 | 3.35 | 3.29 | 3.27 | 3.21 | |
| 18 x 18 x 18" | ECT-44 Single Wall Corrugated | 20/120 | 4.04 | 4.04 | 4.04 | 4.04 | 4.04 | |
| 20 x 16 x 14" | ECT-44 Single Wall Corrugated | 15/120 | 3.46 | 3.41 | 3.35 | 3.33 | 3.27 | |
| 20 x 20 x 12" | ECT-44 Single Wall Corrugated | 10/120 | 4.57 | 4.50 | 4.43 | 4.39 | 4.32 | |
| 20 x 20 x 20" | ECT-44 Single Wall Corrugated | 10/120 | 5.50 | 5.41 | 5.32 | 5.28 | 5.19 | |
| 22 x 22 x 22" | ECT-44 Single Wall Corrugated | 10/120 | 6.27 | 6.17 | 6.07 | 6.02 | 5.92 | |
| 24 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/125 | 3.16 | 3.11 | 3.06 | 3.03 | 2.98 | |
| 24 x 18 x 12" | ECT-44 Single Wall Corrugated | 15/150 | 4.59 | 4.52 | 4.44 | 4.41 | 4.33 | |
| 24 x 18 x 18" | ECT-44 Single Wall Corrugated | 10/120 | 4.89 | 4.81 | 4.73 | 4.69 | 4.61 | |
| 24 x 24 x 12" | ECT-44 Single Wall Corrugated | 10/120 | 5.94 | 5.84 | 5.75 | 5.70 | 5.61 | |
| 24 x 24 x 24" | ECT-44 Single Wall Corrugated | 10/120 | 9.10 | 8.96 | 8.81 | 8.74 | 8.59 | |