| 6 x 6 x 6" | ECT-44 Single Wall Corrugated | 25/1500 | $.78 | $.73 | $.72 | $.72 | $.71 | |
| 8 x 8 x 8" | ECT-44 Single Wall Corrugated | 25/500 | 1.19 | 1.10 | 1.10 | 1.09 | 1.08 | |
| 9 x 9 x 9" | ECT-44 Single Wall Corrugated | 25/600 | 2.21 | 2.05 | 2.04 | 2.03 | 2.01 | |
| 10 x 8 x 6" | ECT-44 Single Wall Corrugated | 25/900 | 1.80 | 1.66 | 1.66 | 1.64 | 1.63 | |
| 10 x 10 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 1.58 | 1.47 | 1.46 | 1.45 | 1.44 | |
| 11 1/4 x 8 3/4 x 6" | ECT-44 Single Wall Corrugated | 25/750 | 1.26 | 1.17 | 1.17 | 1.16 | 1.15 | |
| 11 1/4 x 8 3/4 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 2.29 | 2.12 | 2.11 | 2.09 | 2.07 | |
| 11 1/4 x 8 3/4 x 12" | ECT-44 Single Wall Corrugated | 25/500 | 1.63 | 1.51 | 1.50 | 1.49 | 1.48 | |
| 12 x 6 x 6" | ECT-44 Single Wall Corrugated | 25/500 | 1.08 | 1.00 | 1.00 | .99 | .98 | |
| 12 x 10 x 4" | ECT-44 Single Wall Corrugated | 25/750 | 2.13 | 1.97 | 1.96 | 1.95 | 1.93 | |
| 12 x 10 x 6" | ECT-44 Single Wall Corrugated | 25/500 | 1.49 | 1.38 | 1.37 | 1.36 | 1.35 | |
| 12 x 10 x 8" | ECT-44 Single Wall Corrugated | 25/500 | 1.78 | 1.65 | 1.65 | 1.63 | 1.62 | |
| 12 x 12 x 6" | ECT-44 Single Wall Corrugated | 25/500 | 1.66 | 1.53 | 1.53 | 1.52 | 1.50 | |
| 12 x 12 x 8" | ECT-44 Single Wall Corrugated | 25/500 | 2.93 | 2.72 | 2.71 | 2.68 | 2.66 | |
| 12 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 3.14 | 2.91 | 2.90 | 2.87 | 2.85 | |
| 12 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 2.32 | 2.15 | 2.14 | 2.12 | 2.10 | |
| 13 x 13 x 13" | ECT-44 Single Wall Corrugated | 25/500 | 4.42 | 4.10 | 4.08 | 4.05 | 4.01 | |
| 14 x 10 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 3.28 | 3.04 | 3.02 | 3.00 | 2.98 | |
| 14 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 2.22 | 2.05 | 2.05 | 2.03 | 2.01 | |
| 14 x 14 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 4.58 | 4.24 | 4.22 | 4.19 | 4.16 | |
| 14 x 14 x 14" | ECT-44 Single Wall Corrugated | 25/250 | 2.85 | 2.64 | 2.63 | 2.61 | 2.59 | |
| 15 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 3.70 | 3.42 | 3.41 | 3.38 | 3.35 | |
| 15 x 15 x 15" | ECT-44 Single Wall Corrugated | 25/250 | 6.13 | 5.68 | 5.65 | 5.61 | 5.56 | |
| 16 x 12 x 8" | ECT-44 Single Wall Corrugated | 25/250 | 2.18 | 2.02 | 2.01 | 1.99 | 1.98 | |
| 16 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/250 | 4.40 | 4.08 | 4.06 | 4.03 | 3.99 | |
| 16 x 12 x 12" | ECT-44 Single Wall Corrugated | 15/240 | 2.56 | 2.37 | 2.36 | 2.34 | 2.32 | |
| 16 x 14 x 10" | ECT-44 Single Wall Corrugated | 25/250 | 5.13 | 4.75 | 4.73 | 4.69 | 4.65 | |
| 16 x 16 x 16" | ECT-44 Single Wall Corrugated | 25/125 | 4.06 | 3.76 | 3.74 | 3.71 | 3.68 | |
| 17 1/4 x 11 1/4 x 6" | ECT-44 Single Wall Corrugated | 25/250 | 1.91 | 1.77 | 1.76 | 1.75 | 1.73 | |
| 17 1/4 x 11 1/4 x 8" | ECT-44 Single Wall Corrugated | 25/250 | 2.12 | 1.96 | 1.95 | 1.94 | 1.92 | |
| 17 1/4 x 11 1/4 x 10" | ECT-44 Single Wall Corrugated | 25/250 | 2.20 | 2.04 | 2.03 | 2.01 | 1.99 | |
| 17 1/4 x 11 1/4 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 2.52 | 2.34 | 2.33 | 2.31 | 2.29 | |
| 18 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 2.76 | 2.55 | 2.54 | 2.52 | 2.50 | |
| 18 x 18 x 12" | ECT-44 Single Wall Corrugated | 25/125 | 3.89 | 3.61 | 3.59 | 3.56 | 3.53 | |
| 18 x 18 x 18" | ECT-44 Single Wall Corrugated | 20/120 | 4.81 | 4.46 | 4.44 | 4.40 | 4.37 | |
| 20 x 16 x 14" | ECT-44 Single Wall Corrugated | 15/120 | 3.97 | 3.67 | 3.66 | 3.63 | 3.60 | |
| 20 x 20 x 12" | ECT-44 Single Wall Corrugated | 10/120 | 5.24 | 4.85 | 4.83 | 4.79 | 4.75 | |
| 20 x 20 x 20" | ECT-44 Single Wall Corrugated | 10/120 | 6.29 | 5.82 | 5.80 | 5.75 | 5.71 | |
| 22 x 22 x 22" | ECT-44 Single Wall Corrugated | 10/120 | 7.17 | 6.64 | 6.62 | 6.56 | 6.51 | |
| 24 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/125 | 3.62 | 3.35 | 3.34 | 3.31 | 3.28 | |
| 24 x 18 x 12" | ECT-44 Single Wall Corrugated | 15/150 | 5.25 | 4.86 | 4.84 | 4.81 | 4.77 | |
| 24 x 18 x 18" | ECT-44 Single Wall Corrugated | 10/120 | 5.60 | 5.18 | 5.16 | 5.12 | 5.08 | |
| 24 x 24 x 12" | ECT-44 Single Wall Corrugated | 10/120 | 6.80 | 6.30 | 6.27 | 6.22 | 6.17 | |
| 24 x 24 x 24" | ECT-44 Single Wall Corrugated | 10/120 | 10.42 | 9.65 | 9.61 | 9.53 | 9.46 | |