| 6 x 6 x 6" | ECT-44 Single Wall Corrugated | 25/1500 | $.75 | $.74 | $.72 | $.71 | $.70 | |
| 8 x 8 x 8" | ECT-44 Single Wall Corrugated | 25/500 | 1.15 | 1.12 | 1.10 | 1.08 | 1.06 | |
| 9 x 9 x 9" | ECT-44 Single Wall Corrugated | 25/600 | 2.13 | 2.08 | 2.03 | 2.00 | 1.97 | |
| 10 x 8 x 6" | ECT-44 Single Wall Corrugated | 25/900 | 1.73 | 1.69 | 1.65 | 1.62 | 1.60 | |
| 10 x 10 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 1.53 | 1.49 | 1.46 | 1.43 | 1.41 | |
| 11 1/4 x 8 3/4 x 6" | ECT-44 Single Wall Corrugated | 25/750 | 1.22 | 1.19 | 1.16 | 1.14 | 1.12 | |
| 11 1/4 x 8 3/4 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 2.20 | 2.15 | 2.10 | 2.07 | 2.03 | |
| 11 1/4 x 8 3/4 x 12" | ECT-44 Single Wall Corrugated | 25/500 | 1.57 | 1.53 | 1.49 | 1.47 | 1.45 | |
| 12 x 6 x 6" | ECT-44 Single Wall Corrugated | 25/500 | 1.04 | 1.02 | 1.00 | .98 | .96 | |
| 12 x 10 x 4" | ECT-44 Single Wall Corrugated | 25/750 | 2.05 | 2.00 | 1.96 | 1.93 | 1.89 | |
| 12 x 10 x 6" | ECT-44 Single Wall Corrugated | 25/500 | 1.43 | 1.40 | 1.37 | 1.35 | 1.32 | |
| 12 x 10 x 8" | ECT-44 Single Wall Corrugated | 25/500 | 1.72 | 1.68 | 1.64 | 1.61 | 1.59 | |
| 12 x 12 x 6" | ECT-44 Single Wall Corrugated | 25/500 | 1.60 | 1.56 | 1.52 | 1.50 | 1.47 | |
| 12 x 12 x 8" | ECT-44 Single Wall Corrugated | 25/500 | 2.83 | 2.76 | 2.69 | 2.65 | 2.61 | |
| 12 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 3.02 | 2.95 | 2.88 | 2.84 | 2.79 | |
| 12 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 2.23 | 2.18 | 2.13 | 2.10 | 2.06 | |
| 13 x 13 x 13" | ECT-44 Single Wall Corrugated | 25/500 | 4.26 | 4.16 | 4.06 | 4.00 | 3.93 | |
| 14 x 10 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 3.16 | 3.08 | 3.01 | 2.96 | 2.91 | |
| 14 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 2.14 | 2.09 | 2.04 | 2.00 | 1.97 | |
| 14 x 14 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 4.41 | 4.31 | 4.21 | 4.14 | 4.07 | |
| 14 x 14 x 14" | ECT-44 Single Wall Corrugated | 25/250 | 2.75 | 2.68 | 2.62 | 2.58 | 2.53 | |
| 15 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 3.56 | 3.48 | 3.40 | 3.34 | 3.29 | |
| 15 x 15 x 15" | ECT-44 Single Wall Corrugated | 25/250 | 5.90 | 5.77 | 5.63 | 5.54 | 5.45 | |
| 16 x 12 x 8" | ECT-44 Single Wall Corrugated | 25/250 | 2.10 | 2.05 | 2.00 | 1.97 | 1.94 | |
| 16 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/250 | 4.24 | 4.14 | 4.04 | 3.98 | 3.91 | |
| 16 x 12 x 12" | ECT-44 Single Wall Corrugated | 15/240 | 2.46 | 2.41 | 2.35 | 2.31 | 2.27 | |
| 16 x 14 x 10" | ECT-44 Single Wall Corrugated | 25/250 | 4.94 | 4.82 | 4.71 | 4.63 | 4.56 | |
| 16 x 16 x 16" | ECT-44 Single Wall Corrugated | 25/125 | 3.91 | 3.82 | 3.73 | 3.67 | 3.61 | |
| 17 1/4 x 11 1/4 x 6" | ECT-44 Single Wall Corrugated | 25/250 | 1.84 | 1.80 | 1.75 | 1.72 | 1.70 | |
| 17 1/4 x 11 1/4 x 8" | ECT-44 Single Wall Corrugated | 25/250 | 2.04 | 1.99 | 1.94 | 1.91 | 1.88 | |
| 17 1/4 x 11 1/4 x 10" | ECT-44 Single Wall Corrugated | 25/250 | 2.12 | 2.07 | 2.02 | 1.99 | 1.95 | |
| 17 1/4 x 11 1/4 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 2.43 | 2.37 | 2.32 | 2.28 | 2.24 | |
| 18 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 2.66 | 2.59 | 2.53 | 2.49 | 2.45 | |
| 18 x 18 x 12" | ECT-44 Single Wall Corrugated | 25/125 | 3.75 | 3.66 | 3.58 | 3.52 | 3.46 | |
| 18 x 18 x 18" | ECT-44 Single Wall Corrugated | 20/120 | 4.64 | 4.53 | 4.42 | 4.35 | 4.28 | |
| 20 x 16 x 14" | ECT-44 Single Wall Corrugated | 15/120 | 3.82 | 3.73 | 3.64 | 3.58 | 3.53 | |
| 20 x 20 x 12" | ECT-44 Single Wall Corrugated | 10/120 | 5.04 | 4.93 | 4.81 | 4.73 | 4.66 | |
| 20 x 20 x 20" | ECT-44 Single Wall Corrugated | 10/120 | 6.06 | 5.92 | 5.78 | 5.68 | 5.59 | |
| 22 x 22 x 22" | ECT-44 Single Wall Corrugated | 10/120 | 6.91 | 6.75 | 6.59 | 6.48 | 6.38 | |
| 24 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/125 | 3.48 | 3.40 | 3.32 | 3.27 | 3.22 | |
| 24 x 18 x 12" | ECT-44 Single Wall Corrugated | 15/150 | 5.06 | 4.94 | 4.83 | 4.75 | 4.67 | |
| 24 x 18 x 18" | ECT-44 Single Wall Corrugated | 10/120 | 5.39 | 5.26 | 5.14 | 5.06 | 4.97 | |
| 24 x 24 x 12" | ECT-44 Single Wall Corrugated | 10/120 | 6.55 | 6.40 | 6.25 | 6.14 | 6.04 | |
| 24 x 24 x 24" | ECT-44 Single Wall Corrugated | 10/120 | 10.04 | 9.81 | 9.57 | 9.42 | 9.26 | |