| 6 x 6 x 6" | ECT-44 Single Wall Corrugated | 25/1500 | $.51 | $.50 | $.49 | $.43 | $.42 | |
| 8 x 8 x 8" | ECT-44 Single Wall Corrugated | 25/500 | 1.07 | 1.04 | 1.01 | .91 | .88 | |
| 9 x 9 x 9" | ECT-44 Single Wall Corrugated | 25/600 | 2.03 | 1.97 | 1.92 | 1.72 | 1.67 | |
| 10 x 8 x 6" | ECT-44 Single Wall Corrugated | 25/900 | 1.49 | 1.45 | 1.41 | 1.26 | 1.23 | |
| 10 x 10 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 1.43 | 1.39 | 1.35 | 1.21 | 1.18 | |
| 11 1/4 x 8 3/4 x 6" | ECT-44 Single Wall Corrugated | 25/750 | 1.14 | 1.11 | 1.07 | .96 | .94 | |
| 11 1/4 x 8 3/4 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 2.06 | 2.00 | 1.94 | 1.74 | 1.70 | |
| 11 1/4 x 8 3/4 x 12" | ECT-44 Single Wall Corrugated | 25/500 | 1.46 | 1.42 | 1.38 | 1.24 | 1.21 | |
| 12 x 6 x 6" | ECT-44 Single Wall Corrugated | 25/500 | .73 | .71 | .69 | .62 | .60 | |
| 12 x 10 x 4" | ECT-44 Single Wall Corrugated | 25/750 | 1.95 | 1.89 | 1.84 | 1.64 | 1.60 | |
| 12 x 10 x 6" | ECT-44 Single Wall Corrugated | 25/500 | 1.38 | 1.34 | 1.30 | 1.17 | 1.14 | |
| 12 x 10 x 8" | ECT-44 Single Wall Corrugated | 25/500 | 1.34 | 1.30 | 1.27 | 1.13 | 1.11 | |
| 12 x 12 x 6" | ECT-44 Single Wall Corrugated | 25/500 | 1.44 | 1.40 | 1.36 | 1.22 | 1.19 | |
| 12 x 12 x 8" | ECT-44 Single Wall Corrugated | 25/500 | 2.69 | 2.62 | 2.54 | 2.27 | 2.22 | |
| 12 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 2.88 | 2.80 | 2.72 | 2.44 | 2.37 | |
| 12 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 2.01 | 1.95 | 1.89 | 1.69 | 1.65 | |
| 13 x 13 x 13" | ECT-44 Single Wall Corrugated | 25/500 | 4.06 | 3.95 | 3.83 | 3.43 | 3.35 | |
| 14 x 10 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 3.01 | 2.92 | 2.84 | 2.54 | 2.48 | |
| 14 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 2.00 | 1.94 | 1.88 | 1.69 | 1.65 | |
| 14 x 14 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 4.32 | 4.20 | 4.08 | 3.65 | 3.56 | |
| 14 x 14 x 14" | ECT-44 Single Wall Corrugated | 25/250 | 2.57 | 2.49 | 2.42 | 2.17 | 2.11 | |
| 15 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 3.33 | 3.23 | 3.14 | 2.81 | 2.74 | |
| 15 x 15 x 15" | ECT-44 Single Wall Corrugated | 25/250 | 5.52 | 5.36 | 5.21 | 4.66 | 4.55 | |
| 16 x 12 x 8" | ECT-44 Single Wall Corrugated | 25/250 | 1.71 | 1.67 | 1.62 | 1.45 | 1.41 | |
| 16 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/250 | 3.95 | 3.84 | 3.73 | 3.34 | 3.25 | |
| 16 x 12 x 12" | ECT-44 Single Wall Corrugated | 15/240 | 2.30 | 2.24 | 2.17 | 1.95 | 1.90 | |
| 16 x 14 x 10" | ECT-44 Single Wall Corrugated | 25/250 | 4.45 | 4.33 | 4.20 | 3.76 | 3.67 | |
| 16 x 16 x 16" | ECT-44 Single Wall Corrugated | 25/125 | 3.20 | 3.11 | 3.02 | 2.71 | 2.64 | |
| 17 1/4 x 11 1/4 x 6" | ECT-44 Single Wall Corrugated | 25/250 | 1.66 | 1.61 | 1.56 | 1.40 | 1.36 | |
| 17 1/4 x 11 1/4 x 8" | ECT-44 Single Wall Corrugated | 25/250 | 1.91 | 1.85 | 1.80 | 1.61 | 1.57 | |
| 17 1/4 x 11 1/4 x 10" | ECT-44 Single Wall Corrugated | 25/250 | 1.98 | 1.92 | 1.87 | 1.67 | 1.63 | |
| 17 1/4 x 11 1/4 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 2.27 | 2.21 | 2.14 | 1.92 | 1.87 | |
| 18 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 2.19 | 2.13 | 2.07 | 1.85 | 1.80 | |
| 18 x 18 x 12" | ECT-44 Single Wall Corrugated | 25/125 | 3.51 | 3.41 | 3.31 | 2.96 | 2.89 | |
| 18 x 18 x 18" | ECT-44 Single Wall Corrugated | 20/120 | 3.87 | 3.76 | 3.65 | 3.27 | 3.19 | |
| 20 x 16 x 14" | ECT-44 Single Wall Corrugated | 15/120 | 3.25 | 3.16 | 3.07 | 2.75 | 2.68 | |
| 20 x 20 x 12" | ECT-44 Single Wall Corrugated | 10/120 | 3.98 | 3.87 | 3.76 | 3.36 | 3.28 | |
| 20 x 20 x 20" | ECT-44 Single Wall Corrugated | 10/120 | 5.66 | 5.50 | 5.34 | 4.79 | 4.67 | |
| 22 x 22 x 22" | ECT-44 Single Wall Corrugated | 10/120 | 6.46 | 6.28 | 6.09 | 5.46 | 5.32 | |
| 24 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/125 | 3.26 | 3.17 | 3.07 | 2.75 | 2.68 | |
| 24 x 18 x 12" | ECT-44 Single Wall Corrugated | 15/150 | 3.90 | 3.79 | 3.68 | 3.30 | 3.21 | |
| 24 x 18 x 18" | ECT-44 Single Wall Corrugated | 10/120 | 4.70 | 4.57 | 4.44 | 3.97 | 3.88 | |
| 24 x 24 x 12" | ECT-44 Single Wall Corrugated | 10/120 | 6.46 | 6.28 | 6.10 | 5.46 | 5.32 | |
| 24 x 24 x 24" | ECT-44 Single Wall Corrugated | 10/120 | 7.26 | 7.06 | 6.85 | 6.14 | 5.98 | |