| 6 x 6 x 6" | ECT-44 Single Wall Corrugated | 25/1500 | $.60 | $.60 | $.60 | $.59 | $.58 | |
| 8 x 8 x 8" | ECT-44 Single Wall Corrugated | 25/500 | .92 | .91 | .91 | .90 | .88 | |
| 9 x 9 x 9" | ECT-44 Single Wall Corrugated | 25/600 | 1.72 | 1.70 | 1.70 | 1.69 | 1.66 | |
| 10 x 8 x 6" | ECT-44 Single Wall Corrugated | 25/900 | 1.39 | 1.38 | 1.38 | 1.37 | 1.34 | |
| 10 x 10 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 1.22 | 1.21 | 1.21 | 1.20 | 1.17 | |
| 11 1/4 x 8 3/4 x 6" | ECT-44 Single Wall Corrugated | 25/750 | .97 | .96 | .96 | .95 | .94 | |
| 11 1/4 x 8 3/4 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 1.76 | 1.74 | 1.74 | 1.73 | 1.69 | |
| 11 1/4 x 8 3/4 x 12" | ECT-44 Single Wall Corrugated | 25/500 | 1.25 | 1.24 | 1.24 | 1.23 | 1.20 | |
| 12 x 6 x 6" | ECT-44 Single Wall Corrugated | 25/500 | .83 | .83 | .83 | .82 | .80 | |
| 12 x 10 x 4" | ECT-44 Single Wall Corrugated | 25/750 | 1.67 | 1.65 | 1.65 | 1.64 | 1.61 | |
| 12 x 10 x 6" | ECT-44 Single Wall Corrugated | 25/500 | 1.14 | 1.13 | 1.13 | 1.12 | 1.10 | |
| 12 x 10 x 8" | ECT-44 Single Wall Corrugated | 25/500 | 1.37 | 1.36 | 1.36 | 1.35 | 1.32 | |
| 12 x 12 x 6" | ECT-44 Single Wall Corrugated | 25/500 | 1.27 | 1.26 | 1.26 | 1.25 | 1.23 | |
| 12 x 12 x 8" | ECT-44 Single Wall Corrugated | 25/500 | 2.28 | 2.26 | 2.26 | 2.24 | 2.19 | |
| 12 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 2.44 | 2.42 | 2.42 | 2.39 | 2.35 | |
| 12 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 1.78 | 1.77 | 1.77 | 1.75 | 1.72 | |
| 13 x 13 x 13" | ECT-44 Single Wall Corrugated | 25/500 | 3.43 | 3.40 | 3.40 | 3.37 | 3.31 | |
| 14 x 10 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 2.54 | 2.52 | 2.52 | 2.50 | 2.45 | |
| 14 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 1.71 | 1.69 | 1.69 | 1.67 | 1.64 | |
| 14 x 14 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 3.55 | 3.52 | 3.52 | 3.49 | 3.43 | |
| 14 x 14 x 14" | ECT-44 Single Wall Corrugated | 25/250 | 2.19 | 2.17 | 2.17 | 2.15 | 2.11 | |
| 15 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 2.84 | 2.82 | 2.82 | 2.79 | 2.74 | |
| 15 x 15 x 15" | ECT-44 Single Wall Corrugated | 25/250 | 4.71 | 4.67 | 4.67 | 4.63 | 4.54 | |
| 16 x 12 x 8" | ECT-44 Single Wall Corrugated | 25/250 | 1.67 | 1.66 | 1.66 | 1.64 | 1.61 | |
| 16 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/250 | 3.38 | 3.35 | 3.35 | 3.32 | 3.26 | |
| 16 x 12 x 12" | ECT-44 Single Wall Corrugated | 15/240 | 1.97 | 1.95 | 1.95 | 1.93 | 1.90 | |
| 16 x 14 x 10" | ECT-44 Single Wall Corrugated | 25/250 | 3.94 | 3.91 | 3.91 | 3.87 | 3.80 | |
| 16 x 16 x 16" | ECT-44 Single Wall Corrugated | 25/125 | 3.12 | 3.09 | 3.09 | 3.06 | 3.01 | |
| 17 1/4 x 11 1/4 x 6" | ECT-44 Single Wall Corrugated | 25/250 | 1.47 | 1.45 | 1.45 | 1.44 | 1.41 | |
| 17 1/4 x 11 1/4 x 8" | ECT-44 Single Wall Corrugated | 25/250 | 1.63 | 1.61 | 1.61 | 1.60 | 1.57 | |
| 17 1/4 x 11 1/4 x 10" | ECT-44 Single Wall Corrugated | 25/250 | 1.69 | 1.67 | 1.67 | 1.66 | 1.63 | |
| 17 1/4 x 11 1/4 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 1.94 | 1.92 | 1.92 | 1.90 | 1.87 | |
| 18 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 2.12 | 2.10 | 2.10 | 2.08 | 2.04 | |
| 18 x 18 x 12" | ECT-44 Single Wall Corrugated | 25/125 | 2.99 | 2.97 | 2.97 | 2.94 | 2.88 | |
| 18 x 18 x 18" | ECT-44 Single Wall Corrugated | 20/120 | 3.70 | 3.67 | 3.67 | 3.63 | 3.57 | |
| 20 x 16 x 14" | ECT-44 Single Wall Corrugated | 15/120 | 3.05 | 3.02 | 3.02 | 2.99 | 2.94 | |
| 20 x 20 x 12" | ECT-44 Single Wall Corrugated | 10/120 | 4.03 | 3.99 | 3.99 | 3.95 | 3.88 | |
| 20 x 20 x 20" | ECT-44 Single Wall Corrugated | 10/120 | 4.84 | 4.79 | 4.79 | 4.75 | 4.66 | |
| 22 x 22 x 22" | ECT-44 Single Wall Corrugated | 10/120 | 5.51 | 5.46 | 5.46 | 5.41 | 5.31 | |
| 24 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/125 | 2.78 | 2.76 | 2.76 | 2.73 | 2.68 | |
| 24 x 18 x 12" | ECT-44 Single Wall Corrugated | 15/150 | 4.04 | 4.00 | 4.00 | 3.96 | 3.89 | |
| 24 x 18 x 18" | ECT-44 Single Wall Corrugated | 10/120 | 4.30 | 4.26 | 4.26 | 4.22 | 4.15 | |
| 24 x 24 x 12" | ECT-44 Single Wall Corrugated | 10/120 | 5.23 | 5.18 | 5.18 | 5.13 | 5.04 | |
| 24 x 24 x 24" | ECT-44 Single Wall Corrugated | 10/120 | 8.01 | 7.94 | 7.94 | 7.87 | 7.72 | |