| 6 x 6 x 6" | ECT-44 Single Wall Corrugated | 25/1500 | $.54 | $.53 | $.52 | $.51 | $.50 | |
| 8 x 8 x 8" | ECT-44 Single Wall Corrugated | 25/500 | .80 | .78 | .77 | .75 | .74 | |
| 9 x 9 x 9" | ECT-44 Single Wall Corrugated | 25/600 | 2.12 | 2.09 | 2.05 | 2.01 | 1.97 | |
| 10 x 8 x 6" | ECT-44 Single Wall Corrugated | 25/900 | 1.56 | 1.53 | 1.51 | 1.48 | 1.45 | |
| 10 x 10 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 1.29 | 1.26 | 1.24 | 1.22 | 1.19 | |
| 11 1/4 x 8 3/4 x 6" | ECT-44 Single Wall Corrugated | 25/750 | 1.19 | 1.17 | 1.15 | 1.12 | 1.10 | |
| 11 1/4 x 8 3/4 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 2.13 | 2.10 | 2.06 | 2.02 | 1.98 | |
| 11 1/4 x 8 3/4 x 12" | ECT-44 Single Wall Corrugated | 25/500 | 1.53 | 1.50 | 1.47 | 1.45 | 1.42 | |
| 12 x 6 x 6" | ECT-44 Single Wall Corrugated | 25/500 | 1.02 | 1.01 | .99 | .97 | .95 | |
| 12 x 10 x 4" | ECT-44 Single Wall Corrugated | 25/750 | 2.03 | 2.00 | 1.96 | 1.93 | 1.89 | |
| 12 x 10 x 6" | ECT-44 Single Wall Corrugated | 25/500 | 1.39 | 1.37 | 1.35 | 1.32 | 1.30 | |
| 12 x 10 x 8" | ECT-44 Single Wall Corrugated | 25/500 | 1.16 | 1.14 | 1.12 | 1.10 | 1.07 | |
| 12 x 12 x 6" | ECT-44 Single Wall Corrugated | 25/500 | 1.24 | 1.22 | 1.20 | 1.17 | 1.15 | |
| 12 x 12 x 8" | ECT-44 Single Wall Corrugated | 25/500 | 2.82 | 2.77 | 2.72 | 2.67 | 2.62 | |
| 12 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 1.88 | 1.85 | 1.81 | 1.78 | 1.75 | |
| 12 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 1.86 | 1.83 | 1.79 | 1.76 | 1.73 | |
| 13 x 13 x 13" | ECT-44 Single Wall Corrugated | 25/500 | 4.21 | 4.14 | 4.06 | 3.99 | 3.91 | |
| 14 x 10 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 3.14 | 3.09 | 3.03 | 2.98 | 2.92 | |
| 14 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 2.09 | 2.05 | 2.01 | 1.97 | 1.94 | |
| 14 x 14 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 4.33 | 4.26 | 4.18 | 4.10 | 4.02 | |
| 14 x 14 x 14" | ECT-44 Single Wall Corrugated | 25/250 | 2.24 | 2.20 | 2.16 | 2.12 | 2.08 | |
| 15 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 3.48 | 3.42 | 3.35 | 3.29 | 3.23 | |
| 15 x 15 x 15" | ECT-44 Single Wall Corrugated | 25/250 | 5.77 | 5.66 | 5.56 | 5.46 | 5.35 | |
| 16 x 12 x 8" | ECT-44 Single Wall Corrugated | 25/250 | 1.71 | 1.68 | 1.65 | 1.62 | 1.59 | |
| 16 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/250 | 4.13 | 4.05 | 3.98 | 3.91 | 3.83 | |
| 16 x 12 x 12" | ECT-44 Single Wall Corrugated | 15/240 | 2.41 | 2.36 | 2.32 | 2.28 | 2.24 | |
| 16 x 14 x 10" | ECT-44 Single Wall Corrugated | 25/250 | 4.66 | 4.57 | 4.49 | 4.41 | 4.32 | |
| 16 x 16 x 16" | ECT-44 Single Wall Corrugated | 25/125 | 3.26 | 3.20 | 3.14 | 3.08 | 3.02 | |
| 17 1/4 x 11 1/4 x 6" | ECT-44 Single Wall Corrugated | 25/250 | 1.50 | 1.48 | 1.45 | 1.42 | 1.40 | |
| 17 1/4 x 11 1/4 x 8" | ECT-44 Single Wall Corrugated | 25/250 | 1.68 | 1.65 | 1.62 | 1.59 | 1.56 | |
| 17 1/4 x 11 1/4 x 10" | ECT-44 Single Wall Corrugated | 25/250 | 2.07 | 2.03 | 1.99 | 1.96 | 1.92 | |
| 17 1/4 x 11 1/4 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 2.37 | 2.33 | 2.29 | 2.25 | 2.20 | |
| 18 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 2.32 | 2.28 | 2.24 | 2.19 | 2.15 | |
| 18 x 18 x 12" | ECT-44 Single Wall Corrugated | 25/125 | 3.37 | 3.31 | 3.25 | 3.19 | 3.13 | |
| 18 x 18 x 18" | ECT-44 Single Wall Corrugated | 20/120 | 3.83 | 3.76 | 3.69 | 3.62 | 3.55 | |
| 20 x 16 x 14" | ECT-44 Single Wall Corrugated | 15/120 | 3.04 | 2.99 | 2.93 | 2.88 | 2.82 | |
| 20 x 20 x 12" | ECT-44 Single Wall Corrugated | 10/120 | 4.93 | 4.84 | 4.75 | 4.66 | 4.57 | |
| 20 x 20 x 20" | ECT-44 Single Wall Corrugated | 10/120 | 4.96 | 4.87 | 4.78 | 4.70 | 4.61 | |
| 20 x 20 x 20" | ECT-44 - 18,16,14" | 10/120 | 3.59 | 3.53 | 3.47 | 3.40 | 3.34 | |
| 22 x 22 x 22" | ECT-44 Single Wall Corrugated | 10/120 | 6.75 | 6.63 | 6.51 | 6.39 | 6.27 | |
| 24 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/125 | 2.44 | 2.40 | 2.36 | 2.31 | 2.27 | |
| 24 x 18 x 12" | ECT-44 Single Wall Corrugated | 15/150 | 3.64 | 3.58 | 3.51 | 3.45 | 3.38 | |
| 24 x 18 x 18" | ECT-44 Single Wall Corrugated | 10/120 | 4.22 | 4.15 | 4.07 | 4.00 | 3.92 | |
| 24 x 24 x 12" | ECT-44 Single Wall Corrugated | 10/120 | 4.95 | 4.86 | 4.77 | 4.68 | 4.59 | |
| 24 x 24 x 24" | ECT-44 Single Wall Corrugated | 10/120 | 7.33 | 7.20 | 7.07 | 6.94 | 6.80 | |
| 24 x 24 x 24" | ECT-44 - 22,20,18,16,14,12" | 10/120 | 8.54 | 8.39 | 8.23 | 8.08 | 7.93 | |
| 26 x 20 x 20" | ECT-44 - 18,16,14,12" | 10/120 | 7.03 | 6.90 | 6.78 | 6.65 | 6.53 | |
| 26 x 26 x 26" | ECT-44 - 20,18,16,14,12,10" | 10/120 | 9.74 | 9.56 | 9.39 | 9.21 | 9.04 | |
| 30 x 20 x 20" | ECT-44 - 18,16,14,12" | 10/120 | 5.99 | 5.88 | 5.77 | 5.66 | 5.56 | |
| 30 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 10.98 | 10.79 | 10.59 | 10.39 | 10.20 | |
| 32 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 10.24 | 10.06 | 9.88 | 9.69 | 9.51 | |