| 6 x 6 x 6" | ECT-44 Single Wall Corrugated | 25/1500 | $.68 | $.67 | $.65 | $.64 | $.63 | |
| 8 x 8 x 8" | ECT-44 Single Wall Corrugated | 25/500 | 1.04 | 1.02 | .99 | .98 | .96 | |
| 9 x 9 x 9" | ECT-44 Single Wall Corrugated | 25/600 | 1.97 | 1.93 | 1.88 | 1.85 | 1.82 | |
| 10 x 8 x 6" | ECT-44 Single Wall Corrugated | 25/900 | 1.60 | 1.56 | 1.52 | 1.50 | 1.48 | |
| 10 x 10 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 1.38 | 1.35 | 1.32 | 1.30 | 1.28 | |
| 11 1/4 x 8 3/4 x 6" | ECT-44 Single Wall Corrugated | 25/750 | 1.10 | 1.08 | 1.05 | 1.04 | 1.02 | |
| 11 1/4 x 8 3/4 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 2.00 | 1.95 | 1.90 | 1.87 | 1.84 | |
| 11 1/4 x 8 3/4 x 12" | ECT-44 Single Wall Corrugated | 25/500 | 1.42 | 1.39 | 1.35 | 1.33 | 1.31 | |
| 12 x 6 x 6" | ECT-44 Single Wall Corrugated | 25/500 | .95 | .92 | .90 | .89 | .87 | |
| 12 x 10 x 4" | ECT-44 Single Wall Corrugated | 25/750 | 1.92 | 1.87 | 1.83 | 1.80 | 1.77 | |
| 12 x 10 x 6" | ECT-44 Single Wall Corrugated | 25/500 | 1.30 | 1.27 | 1.24 | 1.22 | 1.20 | |
| 12 x 10 x 8" | ECT-44 Single Wall Corrugated | 25/500 | 1.56 | 1.52 | 1.49 | 1.46 | 1.44 | |
| 12 x 12 x 6" | ECT-44 Single Wall Corrugated | 25/500 | 1.45 | 1.41 | 1.38 | 1.36 | 1.34 | |
| 12 x 12 x 8" | ECT-44 Single Wall Corrugated | 25/500 | 2.61 | 2.55 | 2.49 | 2.45 | 2.41 | |
| 12 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 2.80 | 2.73 | 2.67 | 2.62 | 2.58 | |
| 12 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 2.03 | 1.98 | 1.93 | 1.90 | 1.87 | |
| 13 x 13 x 13" | ECT-44 Single Wall Corrugated | 25/500 | 3.94 | 3.85 | 3.76 | 3.70 | 3.64 | |
| 14 x 10 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 2.92 | 2.85 | 2.79 | 2.74 | 2.70 | |
| 14 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 1.94 | 1.89 | 1.85 | 1.82 | 1.79 | |
| 14 x 14 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 4.08 | 3.98 | 3.89 | 3.83 | 3.77 | |
| 14 x 14 x 14" | ECT-44 Single Wall Corrugated | 25/250 | 2.49 | 2.43 | 2.38 | 2.34 | 2.30 | |
| 15 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 3.23 | 3.15 | 3.08 | 3.03 | 2.98 | |
| 15 x 15 x 15" | ECT-44 Single Wall Corrugated | 25/250 | 5.35 | 5.23 | 5.11 | 5.02 | 4.94 | |
| 16 x 12 x 8" | ECT-44 Single Wall Corrugated | 25/250 | 1.90 | 1.86 | 1.81 | 1.79 | 1.76 | |
| 16 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/250 | 3.84 | 3.76 | 3.67 | 3.61 | 3.55 | |
| 16 x 12 x 12" | ECT-44 Single Wall Corrugated | 15/240 | 2.24 | 2.18 | 2.13 | 2.10 | 2.06 | |
| 16 x 14 x 10" | ECT-44 Single Wall Corrugated | 25/250 | 4.48 | 4.38 | 4.27 | 4.20 | 4.13 | |
| 16 x 16 x 16" | ECT-44 Single Wall Corrugated | 25/125 | 3.55 | 3.47 | 3.38 | 3.33 | 3.27 | |
| 17 1/4 x 11 1/4 x 6" | ECT-44 Single Wall Corrugated | 25/250 | 1.67 | 1.63 | 1.59 | 1.56 | 1.54 | |
| 17 1/4 x 11 1/4 x 8" | ECT-44 Single Wall Corrugated | 25/250 | 1.85 | 1.81 | 1.76 | 1.74 | 1.71 | |
| 17 1/4 x 11 1/4 x 10" | ECT-44 Single Wall Corrugated | 25/250 | 1.92 | 1.88 | 1.83 | 1.80 | 1.77 | |
| 17 1/4 x 11 1/4 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 2.20 | 2.15 | 2.10 | 2.07 | 2.04 | |
| 18 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 2.41 | 2.35 | 2.30 | 2.26 | 2.22 | |
| 18 x 18 x 12" | ECT-44 Single Wall Corrugated | 25/125 | 3.40 | 3.32 | 3.24 | 3.19 | 3.14 | |
| 18 x 18 x 18" | ECT-44 Single Wall Corrugated | 20/120 | 4.21 | 4.11 | 4.01 | 3.95 | 3.88 | |
| 20 x 16 x 14" | ECT-44 Single Wall Corrugated | 15/120 | 3.46 | 3.39 | 3.31 | 3.25 | 3.20 | |
| 20 x 20 x 12" | ECT-44 Single Wall Corrugated | 10/120 | 4.57 | 4.47 | 4.36 | 4.29 | 4.22 | |
| 20 x 20 x 20" | ECT-44 Single Wall Corrugated | 10/120 | 5.50 | 5.37 | 5.24 | 5.16 | 5.07 | |
| 22 x 22 x 22" | ECT-44 Single Wall Corrugated | 10/120 | 6.27 | 6.12 | 5.98 | 5.88 | 5.78 | |
| 24 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/125 | 3.16 | 3.09 | 3.01 | 2.97 | 2.92 | |
| 24 x 18 x 12" | ECT-44 Single Wall Corrugated | 15/150 | 4.59 | 4.48 | 4.38 | 4.31 | 4.24 | |
| 24 x 18 x 18" | ECT-44 Single Wall Corrugated | 10/120 | 4.89 | 4.78 | 4.66 | 4.59 | 4.51 | |
| 24 x 24 x 12" | ECT-44 Single Wall Corrugated | 10/120 | 5.94 | 5.80 | 5.67 | 5.57 | 5.48 | |
| 24 x 24 x 24" | ECT-44 Single Wall Corrugated | 10/120 | 9.10 | 8.89 | 8.68 | 8.54 | 8.40 | |