| 6 x 6 x 6" | ECT-44 Single Wall Corrugated | 25/1500 | $.65 | $.64 | $.64 | $.63 | $.62 | |
| 8 x 8 x 8" | ECT-44 Single Wall Corrugated | 25/500 | .98 | .97 | .96 | .95 | .94 | |
| 9 x 9 x 9" | ECT-44 Single Wall Corrugated | 25/600 | 1.85 | 1.83 | 1.82 | 1.80 | 1.77 | |
| 10 x 8 x 6" | ECT-44 Single Wall Corrugated | 25/900 | 1.36 | 1.35 | 1.34 | 1.33 | 1.31 | |
| 10 x 10 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 1.30 | 1.29 | 1.28 | 1.27 | 1.25 | |
| 11 1/4 x 8 3/4 x 6" | ECT-44 Single Wall Corrugated | 25/750 | 1.03 | 1.03 | 1.02 | 1.01 | .99 | |
| 11 1/4 x 8 3/4 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 1.87 | 1.86 | 1.84 | 1.83 | 1.80 | |
| 11 1/4 x 8 3/4 x 12" | ECT-44 Single Wall Corrugated | 25/500 | 1.33 | 1.32 | 1.31 | 1.30 | 1.28 | |
| 12 x 6 x 6" | ECT-44 Single Wall Corrugated | 25/500 | .89 | .88 | .87 | .87 | .85 | |
| 12 x 10 x 4" | ECT-44 Single Wall Corrugated | 25/750 | 1.77 | 1.76 | 1.74 | 1.73 | 1.70 | |
| 12 x 10 x 6" | ECT-44 Single Wall Corrugated | 25/500 | 1.26 | 1.25 | 1.24 | 1.23 | 1.21 | |
| 12 x 10 x 8" | ECT-44 Single Wall Corrugated | 25/500 | 1.46 | 1.45 | 1.44 | 1.43 | 1.40 | |
| 12 x 12 x 6" | ECT-44 Single Wall Corrugated | 25/500 | 1.36 | 1.35 | 1.33 | 1.32 | 1.30 | |
| 12 x 12 x 8" | ECT-44 Single Wall Corrugated | 25/500 | 2.45 | 2.43 | 2.41 | 2.39 | 2.35 | |
| 12 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 2.62 | 2.60 | 2.58 | 2.56 | 2.52 | |
| 12 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 1.90 | 1.88 | 1.87 | 1.85 | 1.82 | |
| 13 x 13 x 13" | ECT-44 Single Wall Corrugated | 25/500 | 3.69 | 3.67 | 3.63 | 3.60 | 3.55 | |
| 14 x 10 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 2.74 | 2.72 | 2.69 | 2.67 | 2.63 | |
| 14 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 1.82 | 1.80 | 1.79 | 1.77 | 1.74 | |
| 14 x 14 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 3.77 | 3.74 | 3.71 | 3.68 | 3.62 | |
| 14 x 14 x 14" | ECT-44 Single Wall Corrugated | 25/250 | 2.33 | 2.32 | 2.30 | 2.28 | 2.24 | |
| 15 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/500 | 3.03 | 3.01 | 2.98 | 2.95 | 2.91 | |
| 15 x 15 x 15" | ECT-44 Single Wall Corrugated | 25/250 | 5.02 | 4.98 | 4.93 | 4.90 | 4.82 | |
| 16 x 12 x 8" | ECT-44 Single Wall Corrugated | 25/250 | 1.83 | 1.82 | 1.80 | 1.79 | 1.76 | |
| 16 x 12 x 10" | ECT-44 Single Wall Corrugated | 25/250 | 3.59 | 3.57 | 3.53 | 3.50 | 3.45 | |
| 16 x 12 x 12" | ECT-44 Single Wall Corrugated | 15/240 | 2.09 | 2.08 | 2.06 | 2.04 | 2.01 | |
| 16 x 14 x 10" | ECT-44 Single Wall Corrugated | 25/250 | 4.05 | 4.02 | 3.98 | 3.95 | 3.89 | |
| 16 x 16 x 16" | ECT-44 Single Wall Corrugated | 25/125 | 3.32 | 3.30 | 3.27 | 3.24 | 3.19 | |
| 17 1/4 x 11 1/4 x 6" | ECT-44 Single Wall Corrugated | 25/250 | 1.51 | 1.50 | 1.48 | 1.47 | 1.45 | |
| 17 1/4 x 11 1/4 x 8" | ECT-44 Single Wall Corrugated | 25/250 | 1.73 | 1.72 | 1.70 | 1.69 | 1.66 | |
| 17 1/4 x 11 1/4 x 10" | ECT-44 Single Wall Corrugated | 25/250 | 1.80 | 1.79 | 1.77 | 1.76 | 1.73 | |
| 17 1/4 x 11 1/4 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 2.07 | 2.05 | 2.03 | 2.02 | 1.98 | |
| 18 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 2.26 | 2.24 | 2.22 | 2.20 | 2.17 | |
| 18 x 18 x 12" | ECT-44 Single Wall Corrugated | 25/125 | 3.19 | 3.17 | 3.14 | 3.11 | 3.06 | |
| 18 x 18 x 18" | ECT-44 Single Wall Corrugated | 20/120 | 3.96 | 3.93 | 3.90 | 3.86 | 3.80 | |
| 20 x 16 x 14" | ECT-44 Single Wall Corrugated | 15/120 | 3.25 | 3.22 | 3.19 | 3.17 | 3.12 | |
| 20 x 20 x 12" | ECT-44 Single Wall Corrugated | 10/120 | 4.92 | 4.88 | 4.83 | 4.80 | 4.72 | |
| 20 x 20 x 20" | ECT-44 Single Wall Corrugated | 10/120 | 5.15 | 5.11 | 5.06 | 5.02 | 4.94 | |
| 22 x 22 x 22" | ECT-44 Single Wall Corrugated | 10/120 | 5.87 | 5.83 | 5.78 | 5.73 | 5.64 | |
| 24 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/125 | 2.96 | 2.94 | 2.91 | 2.89 | 2.84 | |
| 24 x 18 x 12" | ECT-44 Single Wall Corrugated | 15/150 | 4.33 | 4.30 | 4.26 | 4.22 | 4.16 | |
| 24 x 18 x 18" | ECT-44 Single Wall Corrugated | 10/120 | 4.62 | 4.59 | 4.54 | 4.51 | 4.44 | |
| 24 x 24 x 12" | ECT-44 Single Wall Corrugated | 10/120 | 5.88 | 5.84 | 5.78 | 5.73 | 5.64 | |
| 24 x 24 x 24" | ECT-44 Single Wall Corrugated | 10/120 | 8.77 | 8.71 | 8.63 | 8.56 | 8.42 | |