| 6 x 6 x 6" | ECT-44 Single Wall Corrugated | 25/1500 | $.66 | $.65 | $.64 | $.63 | $.62 | |
| 8 x 8 x 8" | ECT-44 Single Wall Corrugated | 25/500 | 1.00 | .99 | .97 | .96 | .95 | |
| 9 x 9 x 9" | ECT-44 Single Wall Corrugated | 25/600 | 1.90 | 1.87 | 1.83 | 1.82 | 1.79 | |
| 10 x 8 x 6" | ECT-44 Single Wall Corrugated | 25/900 | 1.54 | 1.51 | 1.49 | 1.48 | 1.45 | |
| 10 x 10 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 1.33 | 1.31 | 1.29 | 1.28 | 1.26 | |
| 11 1/4 x 8 3/4 x 6" | ECT-44 Single Wall Corrugated | 25/750 | 1.06 | 1.04 | 1.03 | 1.02 | 1.00 | |
| 11 1/4 x 8 3/4 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 1.92 | 1.89 | 1.86 | 1.84 | 1.81 | |
| 11 1/4 x 8 3/4 x 12" | ECT-44 Single Wall Corrugated | 25/500 | 1.37 | 1.34 | 1.32 | 1.31 | 1.29 | |
| 12 x 6 x 6" | ECT-44 Single Wall Corrugated | 25/500 | .95 | .95 | .95 | .95 | .95 | |
| 12 x 10 x 4" | ECT-44 Single Wall Corrugated | 25/750 | 1.84 | 1.81 | 1.78 | 1.77 | 1.74 | |
| 12 x 10 x 6" | ECT-44 Single Wall Corrugated | 25/500 | 1.25 | 1.23 | 1.21 | 1.20 | 1.18 | |
| 12 x 10 x 8" | ECT-44 Single Wall Corrugated | 25/500 | 1.50 | 1.47 | 1.45 | 1.44 | 1.41 | |
| 12 x 12 x 6" | ECT-44 Single Wall Corrugated | 25/500 | 1.39 | 1.37 | 1.35 | 1.34 | 1.31 | |
| 12 x 12 x 8" | ECT-44 Single Wall Corrugated | 25/500 | 2.51 | 2.47 | 2.43 | 2.41 | 2.37 | |
| 12 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 2.69 | 2.65 | 2.60 | 2.58 | 2.54 | |
| 12 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 1.90 | 1.90 | 1.90 | 1.90 | 1.90 | |
| 13 x 13 x 13" | ECT-44 Single Wall Corrugated | 25/500 | 3.79 | 3.73 | 3.67 | 3.64 | 3.58 | |
| 14 x 10 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 2.81 | 2.76 | 2.72 | 2.70 | 2.65 | |
| 14 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 1.86 | 1.83 | 1.80 | 1.79 | 1.76 | |
| 14 x 14 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 3.92 | 3.86 | 3.80 | 3.77 | 3.70 | |
| 14 x 14 x 14" | ECT-44 Single Wall Corrugated | 25/250 | 2.39 | 2.36 | 2.32 | 2.30 | 2.26 | |
| 15 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 3.10 | 3.06 | 3.01 | 2.98 | 2.93 | |
| 15 x 15 x 15" | ECT-44 Single Wall Corrugated | 25/250 | 5.15 | 5.07 | 4.98 | 4.94 | 4.86 | |
| 16 x 12 x 8" | ECT-44 Single Wall Corrugated | 25/250 | 1.83 | 1.80 | 1.77 | 1.76 | 1.73 | |
| 16 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/250 | 3.70 | 3.64 | 3.58 | 3.55 | 3.49 | |
| 16 x 12 x 12" | ECT-44 Single Wall Corrugated | 15/240 | 2.15 | 2.11 | 2.08 | 2.06 | 2.03 | |
| 16 x 14 x 10" | ECT-44 Single Wall Corrugated | 25/250 | 4.31 | 4.24 | 4.17 | 4.13 | 4.07 | |
| 16 x 16 x 16" | ECT-44 Single Wall Corrugated | 25/125 | 3.22 | 3.22 | 3.22 | 3.22 | 3.22 | |
| 17 1/4 x 11 1/4 x 6" | ECT-44 Single Wall Corrugated | 25/250 | 1.60 | 1.58 | 1.55 | 1.54 | 1.51 | |
| 17 1/4 x 11 1/4 x 8" | ECT-44 Single Wall Corrugated | 25/250 | 1.78 | 1.75 | 1.72 | 1.71 | 1.68 | |
| 17 1/4 x 11 1/4 x 10" | ECT-44 Single Wall Corrugated | 25/250 | 1.85 | 1.82 | 1.79 | 1.77 | 1.74 | |
| 17 1/4 x 11 1/4 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 2.12 | 2.09 | 2.05 | 2.04 | 2.00 | |
| 18 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 2.32 | 2.28 | 2.24 | 2.22 | 2.19 | |
| 18 x 18 x 12" | ECT-44 Single Wall Corrugated | 25/125 | 3.27 | 3.22 | 3.17 | 3.14 | 3.09 | |
| 18 x 18 x 18" | ECT-44 Single Wall Corrugated | 20/120 | 3.88 | 3.88 | 3.88 | 3.88 | 3.88 | |
| 20 x 16 x 14" | ECT-44 Single Wall Corrugated | 15/120 | 3.33 | 3.28 | 3.23 | 3.20 | 3.15 | |
| 20 x 20 x 12" | ECT-44 Single Wall Corrugated | 10/120 | 4.40 | 4.33 | 4.26 | 4.22 | 4.15 | |
| 20 x 20 x 20" | ECT-44 Single Wall Corrugated | 10/120 | 5.28 | 5.20 | 5.11 | 5.07 | 4.99 | |
| 22 x 22 x 22" | ECT-44 Single Wall Corrugated | 10/120 | 6.03 | 5.93 | 5.83 | 5.78 | 5.69 | |
| 24 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/125 | 3.04 | 2.99 | 2.94 | 2.92 | 2.87 | |
| 24 x 18 x 12" | ECT-44 Single Wall Corrugated | 15/150 | 4.41 | 4.34 | 4.27 | 4.24 | 4.17 | |
| 24 x 18 x 18" | ECT-44 Single Wall Corrugated | 10/120 | 4.70 | 4.63 | 4.55 | 4.51 | 4.44 | |
| 24 x 24 x 12" | ECT-44 Single Wall Corrugated | 10/120 | 5.71 | 5.62 | 5.53 | 5.48 | 5.39 | |
| 24 x 24 x 24" | ECT-44 Single Wall Corrugated | 10/120 | 8.75 | 8.61 | 8.47 | 8.40 | 8.26 | |