| 6 x 6 x 6" | ECT-44 Single Wall Corrugated | 25/1500 | $.46 | $.46 | $.46 | $.46 | $.45 | |
| 8 x 8 x 8" | ECT-44 Single Wall Corrugated | 25/500 | .78 | .77 | .77 | .77 | .77 | |
| 9 x 9 x 9" | ECT-44 Single Wall Corrugated | 25/600 | 1.90 | 1.89 | 1.89 | 1.89 | 1.87 | |
| 10 x 8 x 6" | ECT-44 Single Wall Corrugated | 25/900 | 1.40 | 1.39 | 1.39 | 1.39 | 1.38 | |
| 10 x 10 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 1.34 | 1.33 | 1.33 | 1.33 | 1.32 | |
| 11 1/4 x 8 3/4 x 6" | ECT-44 Single Wall Corrugated | 25/750 | 1.07 | 1.06 | 1.06 | 1.06 | 1.05 | |
| 11 1/4 x 8 3/4 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 1.93 | 1.91 | 1.91 | 1.91 | 1.90 | |
| 11 1/4 x 8 3/4 x 12" | ECT-44 Single Wall Corrugated | 25/500 | 1.37 | 1.36 | 1.36 | 1.36 | 1.35 | |
| 12 x 6 x 6" | ECT-44 Single Wall Corrugated | 25/500 | .91 | .91 | .91 | .91 | .90 | |
| 12 x 10 x 4" | ECT-44 Single Wall Corrugated | 25/750 | 1.82 | 1.81 | 1.81 | 1.81 | 1.80 | |
| 12 x 10 x 6" | ECT-44 Single Wall Corrugated | 25/500 | 1.06 | 1.05 | 1.05 | 1.05 | 1.04 | |
| 12 x 10 x 8" | ECT-44 Single Wall Corrugated | 25/500 | 1.16 | 1.15 | 1.15 | 1.15 | 1.14 | |
| 12 x 12 x 6" | ECT-44 Single Wall Corrugated | 25/500 | 1.40 | 1.39 | 1.39 | 1.39 | 1.38 | |
| 12 x 12 x 8" | ECT-44 Single Wall Corrugated | 25/500 | 2.52 | 2.50 | 2.50 | 2.50 | 2.48 | |
| 12 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 2.70 | 2.68 | 2.68 | 2.68 | 2.66 | |
| 12 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 1.64 | 1.63 | 1.63 | 1.63 | 1.62 | |
| 13 x 13 x 13" | ECT-44 Single Wall Corrugated | 25/500 | 3.80 | 3.77 | 3.77 | 3.77 | 3.75 | |
| 14 x 10 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 2.82 | 2.80 | 2.80 | 2.80 | 2.78 | |
| 14 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 1.87 | 1.86 | 1.86 | 1.86 | 1.84 | |
| 14 x 14 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 3.88 | 3.85 | 3.85 | 3.85 | 3.82 | |
| 14 x 14 x 14" | ECT-44 Single Wall Corrugated | 25/250 | 2.22 | 2.20 | 2.20 | 2.20 | 2.18 | |
| 15 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 3.12 | 3.09 | 3.09 | 3.09 | 3.07 | |
| 15 x 15 x 15" | ECT-44 Single Wall Corrugated | 25/250 | 5.17 | 5.13 | 5.13 | 5.13 | 5.09 | |
| 16 x 12 x 8" | ECT-44 Single Wall Corrugated | 25/250 | 1.60 | 1.59 | 1.59 | 1.59 | 1.58 | |
| 16 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/250 | 3.70 | 3.67 | 3.67 | 3.67 | 3.64 | |
| 16 x 12 x 12" | ECT-44 Single Wall Corrugated | 15/240 | 2.16 | 2.14 | 2.14 | 2.14 | 2.12 | |
| 16 x 14 x 10" | ECT-44 Single Wall Corrugated | 25/250 | 4.17 | 4.14 | 4.14 | 4.14 | 4.11 | |
| 16 x 16 x 16" | ECT-44 Single Wall Corrugated | 25/125 | 3.42 | 3.40 | 3.40 | 3.40 | 3.37 | |
| 17 1/4 x 11 1/4 x 6" | ECT-44 Single Wall Corrugated | 25/250 | 1.55 | 1.54 | 1.54 | 1.54 | 1.53 | |
| 17 1/4 x 11 1/4 x 8" | ECT-44 Single Wall Corrugated | 25/250 | 1.79 | 1.77 | 1.77 | 1.77 | 1.76 | |
| 17 1/4 x 11 1/4 x 10" | ECT-44 Single Wall Corrugated | 25/250 | 1.85 | 1.84 | 1.84 | 1.84 | 1.83 | |
| 17 1/4 x 11 1/4 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 2.13 | 2.11 | 2.11 | 2.11 | 2.10 | |
| 18 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 2.05 | 2.03 | 2.03 | 2.03 | 2.02 | |
| 18 x 18 x 12" | ECT-44 Single Wall Corrugated | 25/125 | 3.28 | 3.26 | 3.26 | 3.26 | 3.23 | |
| 18 x 18 x 18" | ECT-44 Single Wall Corrugated | 20/120 | 3.62 | 3.59 | 3.59 | 3.59 | 3.57 | |
| 20 x 16 x 14" | ECT-44 Single Wall Corrugated | 15/120 | 3.04 | 3.01 | 3.01 | 3.01 | 2.99 | |
| 20 x 20 x 12" | ECT-44 Single Wall Corrugated | 10/120 | 5.06 | 5.02 | 5.02 | 5.02 | 4.99 | |
| 20 x 20 x 20" | ECT-44 Single Wall Corrugated | 10/120 | 5.30 | 5.26 | 5.26 | 5.26 | 5.22 | |
| 22 x 22 x 22" | ECT-44 Single Wall Corrugated | 10/120 | 6.05 | 6.00 | 6.00 | 6.00 | 5.96 | |
| 24 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/125 | 2.44 | 2.42 | 2.42 | 2.42 | 2.41 | |
| 24 x 18 x 12" | ECT-44 Single Wall Corrugated | 15/150 | 4.46 | 4.42 | 4.42 | 4.42 | 4.39 | |
| 24 x 18 x 18" | ECT-44 Single Wall Corrugated | 10/120 | 4.76 | 4.72 | 4.72 | 4.72 | 4.69 | |
| 24 x 24 x 12" | ECT-44 Single Wall Corrugated | 10/120 | 6.05 | 6.01 | 6.01 | 6.01 | 5.96 | |
| 24 x 24 x 24" | ECT-44 Single Wall Corrugated | 10/120 | 9.04 | 8.97 | 8.97 | 8.97 | 8.90 | |