| 6 x 6 x 6" | ECT-44 Single Wall Corrugated | 25/1500 | $.49 | $.48 | $.48 | $.47 | $.46 | |
| 8 x 8 x 8" | ECT-44 Single Wall Corrugated | 25/500 | 1.07 | 1.05 | 1.04 | 1.02 | 1.01 | |
| 9 x 9 x 9" | ECT-44 Single Wall Corrugated | 25/600 | 2.01 | 1.98 | 1.96 | 1.93 | 1.90 | |
| 10 x 8 x 6" | ECT-44 Single Wall Corrugated | 25/900 | 1.47 | 1.45 | 1.44 | 1.42 | 1.39 | |
| 10 x 10 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 1.40 | 1.38 | 1.37 | 1.35 | 1.33 | |
| 11 1/4 x 8 3/4 x 6" | ECT-44 Single Wall Corrugated | 25/750 | 1.12 | 1.11 | 1.10 | 1.08 | 1.06 | |
| 11 1/4 x 8 3/4 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 2.04 | 2.00 | 1.99 | 1.96 | 1.92 | |
| 11 1/4 x 8 3/4 x 12" | ECT-44 Single Wall Corrugated | 25/500 | 1.45 | 1.42 | 1.41 | 1.39 | 1.37 | |
| 12 x 6 x 6" | ECT-44 Single Wall Corrugated | 25/500 | .97 | .95 | .95 | .93 | .91 | |
| 12 x 10 x 4" | ECT-44 Single Wall Corrugated | 25/750 | 1.92 | 1.89 | 1.88 | 1.85 | 1.82 | |
| 12 x 10 x 6" | ECT-44 Single Wall Corrugated | 25/500 | 1.36 | 1.34 | 1.33 | 1.31 | 1.29 | |
| 12 x 10 x 8" | ECT-44 Single Wall Corrugated | 25/500 | 1.26 | 1.24 | 1.23 | 1.21 | 1.19 | |
| 12 x 12 x 6" | ECT-44 Single Wall Corrugated | 25/500 | 1.47 | 1.45 | 1.44 | 1.42 | 1.39 | |
| 12 x 12 x 8" | ECT-44 Single Wall Corrugated | 25/500 | 2.67 | 2.63 | 2.60 | 2.56 | 2.52 | |
| 12 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 3.30 | 3.25 | 3.22 | 3.17 | 3.12 | |
| 12 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 2.06 | 2.03 | 2.02 | 1.98 | 1.95 | |
| 13 x 13 x 13" | ECT-44 Single Wall Corrugated | 25/500 | 4.02 | 3.95 | 3.92 | 3.86 | 3.79 | |
| 14 x 10 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 2.98 | 2.93 | 2.91 | 2.86 | 2.81 | |
| 14 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 1.98 | 1.95 | 1.93 | 1.90 | 1.87 | |
| 14 x 14 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 4.10 | 4.04 | 4.00 | 3.94 | 3.87 | |
| 14 x 14 x 14" | ECT-44 Single Wall Corrugated | 25/250 | 2.54 | 2.50 | 2.48 | 2.44 | 2.40 | |
| 15 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 3.29 | 3.23 | 3.21 | 3.16 | 3.10 | |
| 15 x 15 x 15" | ECT-44 Single Wall Corrugated | 25/250 | 5.46 | 5.38 | 5.33 | 5.24 | 5.16 | |
| 16 x 12 x 8" | ECT-44 Single Wall Corrugated | 25/250 | 1.69 | 1.66 | 1.64 | 1.62 | 1.59 | |
| 16 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/250 | 3.90 | 3.84 | 3.81 | 3.75 | 3.69 | |
| 16 x 12 x 12" | ECT-44 Single Wall Corrugated | 15/240 | 2.28 | 2.24 | 2.22 | 2.18 | 2.15 | |
| 16 x 14 x 10" | ECT-44 Single Wall Corrugated | 25/250 | 4.41 | 4.34 | 4.30 | 4.23 | 4.16 | |
| 16 x 16 x 16" | ECT-44 Single Wall Corrugated | 25/125 | 3.61 | 3.55 | 3.52 | 3.47 | 3.41 | |
| 17 1/4 x 11 1/4 x 6" | ECT-44 Single Wall Corrugated | 25/250 | 1.64 | 1.62 | 1.60 | 1.58 | 1.55 | |
| 17 1/4 x 11 1/4 x 8" | ECT-44 Single Wall Corrugated | 25/250 | 1.88 | 1.85 | 1.84 | 1.81 | 1.78 | |
| 17 1/4 x 11 1/4 x 10" | ECT-44 Single Wall Corrugated | 25/250 | 1.95 | 1.92 | 1.91 | 1.87 | 1.84 | |
| 17 1/4 x 11 1/4 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 2.25 | 2.21 | 2.19 | 2.16 | 2.12 | |
| 18 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 2.46 | 2.42 | 2.40 | 2.36 | 2.32 | |
| 18 x 18 x 12" | ECT-44 Single Wall Corrugated | 25/125 | 3.47 | 3.41 | 3.39 | 3.33 | 3.27 | |
| 18 x 18 x 18" | ECT-44 Single Wall Corrugated | 20/120 | 4.31 | 4.24 | 4.21 | 4.14 | 4.07 | |
| 20 x 16 x 14" | ECT-44 Single Wall Corrugated | 15/120 | 3.53 | 3.47 | 3.44 | 3.38 | 3.33 | |
| 20 x 20 x 12" | ECT-44 Single Wall Corrugated | 10/120 | 5.35 | 5.27 | 5.22 | 5.14 | 5.05 | |
| 20 x 20 x 20" | ECT-44 Single Wall Corrugated | 10/120 | 5.60 | 5.51 | 5.47 | 5.38 | 5.29 | |
| 20 x 20 x 20" | ECT-44 - 18,16,14" | 10/120 | 5.63 | 5.54 | 5.50 | 5.41 | 5.32 | |
| 22 x 22 x 22" | ECT-44 Single Wall Corrugated | 10/120 | 5.63 | 5.54 | 5.50 | 5.41 | 5.32 | |
| 24 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/125 | 3.22 | 3.16 | 3.14 | 3.09 | 3.04 | |
| 24 x 18 x 12" | ECT-44 Single Wall Corrugated | 15/150 | 3.97 | 3.91 | 3.88 | 3.82 | 3.75 | |
| 24 x 18 x 18" | ECT-44 Single Wall Corrugated | 10/120 | 5.03 | 4.95 | 4.91 | 4.83 | 4.75 | |
| 24 x 24 x 12" | ECT-44 Single Wall Corrugated | 10/120 | 4.86 | 4.78 | 4.74 | 4.67 | 4.59 | |
| 24 x 24 x 24" | ECT-44 Single Wall Corrugated | 10/120 | 9.54 | 9.38 | 9.31 | 9.16 | 9.00 | |
| 24 x 24 x 24" | ECT-44 - 22,20,18,16,14,12" | 10/120 | 8.08 | 7.95 | 7.88 | 7.75 | 7.62 | |
| 26 x 20 x 20" | ECT-44 - 18,16,14,12" | 10/120 | 6.66 | 6.55 | 6.50 | 6.39 | 6.28 | |
| 26 x 26 x 26" | ECT-44 - 20,18,16,14,12,10" | 10/120 | 9.76 | 9.61 | 9.53 | 9.37 | 9.21 | |
| 30 x 20 x 20" | ECT-44 - 18,16,14,12" | 10/120 | 7.08 | 6.97 | 6.91 | 6.80 | 6.68 | |
| 30 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 10.39 | 10.23 | 10.14 | 9.98 | 9.81 | |
| 32 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 9.69 | 9.54 | 9.46 | 9.30 | 9.15 | |