| 6 x 6 x 6" | ECT-44 Single Wall Corrugated | 25/1500 | $.71 | $.70 | $.70 | $.69 | $.68 | |
| 8 x 8 x 8" | ECT-44 Single Wall Corrugated | 25/500 | 1.08 | 1.07 | 1.06 | 1.05 | 1.03 | |
| 9 x 9 x 9" | ECT-44 Single Wall Corrugated | 25/600 | 2.02 | 2.00 | 1.98 | 1.97 | 1.94 | |
| 10 x 8 x 6" | ECT-44 Single Wall Corrugated | 25/900 | 1.64 | 1.62 | 1.61 | 1.60 | 1.57 | |
| 10 x 10 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 1.43 | 1.42 | 1.41 | 1.40 | 1.37 | |
| 11 1/4 x 8 3/4 x 6" | ECT-44 Single Wall Corrugated | 25/750 | 1.14 | 1.13 | 1.12 | 1.11 | 1.09 | |
| 11 1/4 x 8 3/4 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 2.06 | 2.05 | 2.03 | 2.01 | 1.98 | |
| 11 1/4 x 8 3/4 x 12" | ECT-44 Single Wall Corrugated | 25/500 | 1.47 | 1.46 | 1.44 | 1.43 | 1.41 | |
| 12 x 6 x 6" | ECT-44 Single Wall Corrugated | 25/500 | .98 | .97 | .96 | .95 | .94 | |
| 12 x 10 x 4" | ECT-44 Single Wall Corrugated | 25/750 | 1.96 | 1.95 | 1.93 | 1.91 | 1.88 | |
| 12 x 10 x 6" | ECT-44 Single Wall Corrugated | 25/500 | 1.34 | 1.33 | 1.32 | 1.31 | 1.29 | |
| 12 x 10 x 8" | ECT-44 Single Wall Corrugated | 25/500 | 1.61 | 1.60 | 1.58 | 1.57 | 1.55 | |
| 12 x 12 x 6" | ECT-44 Single Wall Corrugated | 25/500 | 1.50 | 1.49 | 1.47 | 1.46 | 1.44 | |
| 12 x 12 x 8" | ECT-44 Single Wall Corrugated | 25/500 | 2.67 | 2.65 | 2.63 | 2.61 | 2.57 | |
| 12 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 2.86 | 2.84 | 2.81 | 2.79 | 2.75 | |
| 12 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 2.09 | 2.08 | 2.06 | 2.04 | 2.01 | |
| 13 x 13 x 13" | ECT-44 Single Wall Corrugated | 25/500 | 4.03 | 4.00 | 3.96 | 3.93 | 3.87 | |
| 14 x 10 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 2.99 | 2.97 | 2.94 | 2.91 | 2.87 | |
| 14 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 2.00 | 1.99 | 1.97 | 1.95 | 1.92 | |
| 14 x 14 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 4.17 | 4.14 | 4.10 | 4.07 | 4.01 | |
| 14 x 14 x 14" | ECT-44 Single Wall Corrugated | 25/250 | 2.57 | 2.55 | 2.53 | 2.51 | 2.47 | |
| 15 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 3.34 | 3.31 | 3.28 | 3.25 | 3.20 | |
| 15 x 15 x 15" | ECT-44 Single Wall Corrugated | 25/250 | 5.53 | 5.49 | 5.44 | 5.40 | 5.31 | |
| 16 x 12 x 8" | ECT-44 Single Wall Corrugated | 25/250 | 1.97 | 1.95 | 1.93 | 1.92 | 1.89 | |
| 16 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/250 | 3.97 | 3.94 | 3.91 | 3.88 | 3.81 | |
| 16 x 12 x 12" | ECT-44 Single Wall Corrugated | 15/240 | 2.31 | 2.29 | 2.27 | 2.25 | 2.22 | |
| 16 x 14 x 10" | ECT-44 Single Wall Corrugated | 25/250 | 4.63 | 4.59 | 4.55 | 4.51 | 4.44 | |
| 16 x 16 x 16" | ECT-44 Single Wall Corrugated | 25/125 | 3.66 | 3.64 | 3.60 | 3.58 | 3.52 | |
| 17 1/4 x 11 1/4 x 6" | ECT-44 Single Wall Corrugated | 25/250 | 1.72 | 1.71 | 1.69 | 1.68 | 1.65 | |
| 17 1/4 x 11 1/4 x 8" | ECT-44 Single Wall Corrugated | 25/250 | 1.91 | 1.90 | 1.88 | 1.86 | 1.83 | |
| 17 1/4 x 11 1/4 x 10" | ECT-44 Single Wall Corrugated | 25/250 | 1.98 | 1.97 | 1.95 | 1.94 | 1.90 | |
| 17 1/4 x 11 1/4 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 2.28 | 2.26 | 2.24 | 2.22 | 2.19 | |
| 18 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 2.49 | 2.47 | 2.45 | 2.43 | 2.39 | |
| 18 x 18 x 12" | ECT-44 Single Wall Corrugated | 25/125 | 3.51 | 3.49 | 3.46 | 3.43 | 3.37 | |
| 18 x 18 x 18" | ECT-44 Single Wall Corrugated | 20/120 | 4.35 | 4.32 | 4.27 | 4.24 | 4.17 | |
| 20 x 16 x 14" | ECT-44 Single Wall Corrugated | 15/120 | 3.58 | 3.56 | 3.52 | 3.49 | 3.44 | |
| 20 x 20 x 12" | ECT-44 Single Wall Corrugated | 10/120 | 4.73 | 4.69 | 4.65 | 4.61 | 4.54 | |
| 20 x 20 x 20" | ECT-44 Single Wall Corrugated | 10/120 | 5.68 | 5.64 | 5.58 | 5.54 | 5.45 | |
| 20 x 20 x 20" | ECT-44 - 18,16,14" | 10/120 | 5.71 | 5.67 | 5.61 | 5.57 | 5.48 | |
| 22 x 22 x 22" | ECT-44 Single Wall Corrugated | 10/120 | 6.48 | 6.43 | 6.37 | 6.32 | 6.22 | |
| 24 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/125 | 3.27 | 3.24 | 3.21 | 3.19 | 3.14 | |
| 24 x 18 x 12" | ECT-44 Single Wall Corrugated | 15/150 | 4.74 | 4.71 | 4.66 | 4.63 | 4.55 | |
| 24 x 18 x 18" | ECT-44 Single Wall Corrugated | 10/120 | 5.05 | 5.02 | 4.97 | 4.93 | 4.85 | |
| 24 x 24 x 12" | ECT-44 Single Wall Corrugated | 10/120 | 6.14 | 6.09 | 6.03 | 5.99 | 5.89 | |
| 24 x 24 x 24" | ECT-44 Single Wall Corrugated | 10/120 | 9.41 | 9.34 | 9.25 | 9.18 | 9.03 | |
| 24 x 24 x 24" | ECT-44 - 22,20,18,16,14,12" | 10/120 | 8.19 | 8.14 | 8.06 | 7.99 | 7.87 | |
| 26 x 20 x 20" | ECT-44 - 18,16,14,12" | 10/120 | 6.74 | 6.70 | 6.63 | 6.58 | 6.47 | |
| 26 x 26 x 26" | ECT-44 - 20,18,16,14,12,10" | 10/120 | 9.34 | 9.27 | 9.18 | 9.11 | 8.97 | |
| 30 x 20 x 20" | ECT-44 - 18,16,14,12" | 10/120 | 7.18 | 7.13 | 7.06 | 7.00 | 6.89 | |
| 30 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 11.03 | 10.96 | 10.85 | 10.76 | 10.59 | |
| 32 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 9.34 | 9.27 | 9.18 | 9.11 | 8.96 | |