| 17 x 6 x 6" | ECT-32 Single Wall Corrugated | 25/750 | $.84 | $.82 | $.80 | $.79 | $.77 | |
| 17 x 7 x 7" | ECT-32-B Corrugated | 25/750 | 1.41 | 1.37 | 1.34 | 1.32 | 1.30 | |
| 17 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/500 | 1.04 | 1.01 | .99 | .97 | .96 | |
| 17 x 8 1/2 x 9 5/16" | ECT-44 Single Wall Corrugated | 25/600 | 6.92 | 6.76 | 6.60 | 6.49 | 6.39 | |
| 17 x 9 x 9" | ECT-32 Single Wall Corrugated | 25/250 | 1.19 | 1.17 | 1.14 | 1.12 | 1.10 | |
| 17 x 10 x 10" | ECT-32 Single Wall Corrugated | 25/250 | 1.37 | 1.34 | 1.31 | 1.29 | 1.27 | |
| 17 x 11 x 8" | ECT-32 Single Wall Corrugated | 25/500 | 1.94 | 1.90 | 1.85 | 1.82 | 1.79 | |
| 17 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/300 | 2.08 | 2.03 | 1.98 | 1.95 | 1.92 | |
| 17 x 12 x 10" | ECT-32 Single Wall Corrugated | 25/250 | 1.61 | 1.58 | 1.54 | 1.51 | 1.49 | |
| 17 x 12 x 12" | ECT-32 Single Wall Corrugated | 25/250 | 1.96 | 1.91 | 1.87 | 1.84 | 1.81 | |
| 17 x 13 x 5" | ECT-32 Single Wall Corrugated | 25/500 | 1.38 | 1.35 | 1.31 | 1.29 | 1.27 | |
| 17 x 13 x 7" | ECT-32 Single Wall Corrugated | 25/300 | 2.39 | 2.33 | 2.28 | 2.24 | 2.21 | |
| 17 x 13 x 13" | ECT-32 Single Wall Corrugated | 25/250 | 1.98 | 1.93 | 1.89 | 1.86 | 1.83 | |
| 17 x 14 x 5" | ECT-32 Single Wall Corrugated | 25/250 | 1.49 | 1.46 | 1.42 | 1.40 | 1.38 | |
| 17 x 14 x 9" | ECT-32 Single Wall Corrugated | 25/250 | 1.89 | 1.85 | 1.80 | 1.78 | 1.75 | |
| 17 x 14 x 10" | ECT-32 Single Wall Corrugated | 25/250 | 1.87 | 1.83 | 1.79 | 1.76 | 1.73 | |
| 17 x 14 x 12" | ECT-32 Single Wall Corrugated | 25/250 | 2.00 | 1.95 | 1.91 | 1.88 | 1.84 | |
| 17 x 14 x 14" | ECT-32 Single Wall Corrugated | 25/250 | 2.18 | 2.13 | 2.08 | 2.04 | 2.01 | |
| 17 x 17 x 4" | ECT-32 Single Wall Corrugated | 25/300 | 1.87 | 1.83 | 1.79 | 1.76 | 1.73 | |
| 17 x 17 x 6" | ECT-32 Single Wall Corrugated | 20/240 | 1.96 | 1.92 | 1.87 | 1.84 | 1.81 | |
| 17 x 17 x 8" | ECT-32 Single Wall Corrugated | 20/240 | 2.14 | 2.09 | 2.05 | 2.01 | 1.98 | |
| 17 x 17 x 9" | ECT-32 Single Wall Corrugated | 25/300 | 3.48 | 3.40 | 3.32 | 3.27 | 3.22 | |
| 17 x 17 x 9 5/16" | ECT-44 Single Wall Corrugated | 10/240 | 10.79 | 10.54 | 10.29 | 10.13 | 9.96 | |
| 17 x 17 x 10" | ECT-32 Single Wall Corrugated | 25/250 | 2.31 | 2.26 | 2.20 | 2.17 | 2.13 | |
| 17 x 17 x 12" | ECT-32 Single Wall Corrugated | 25/250 | 2.62 | 2.55 | 2.49 | 2.45 | 2.41 | |
| 17 x 17 x 14" | ECT-32 Single Wall Corrugated | 25/125 | 2.80 | 2.73 | 2.67 | 2.63 | 2.58 | |
| 17 x 17 x 17" | ECT-32 Single Wall Corrugated | 25/150 | 2.90 | 2.83 | 2.77 | 2.72 | 2.68 | |
| 17 x 17 x 17" | 15,13,11" | 25/150 | 2.80 | 2.73 | 2.67 | 2.63 | 2.58 | |
| 17 x 17 x 17" | ECT-48 Double Wall Corrugated | 10/90 | 8.03 | 7.85 | 7.66 | 7.54 | 7.42 | |
| 17 1/4 x 11 1/4 x 4" | ECT-32 Single Wall Corrugated | 25/500 | 1.10 | 1.08 | 1.05 | 1.04 | 1.02 | |
| 17 1/4 x 11 1/4 x 5" | ECT-32 Single Wall Corrugated | 25/500 | 1.18 | 1.15 | 1.12 | 1.10 | 1.09 | |
| 17 1/4 x 11 1/4 x 6" | Double Ream | 25/500 | 1.21 | 1.18 | 1.15 | 1.13 | 1.11 | |
| 17 1/4 x 11 1/4 x 6" | 4" | 25/500 | 1.25 | 1.22 | 1.20 | 1.18 | 1.16 | |
| 17 1/4 x 11 1/4 x 6" | White | 25/500 | 1.38 | 1.34 | 1.31 | 1.29 | 1.27 | |
| 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 7" | Double Ream | 25/500 | 1.31 | 1.28 | 1.25 | 1.23 | 1.21 | |
| 17 1/4 x 11 1/4 x 8" | Double Ream | 25/500 | 1.31 | 1.28 | 1.25 | 1.23 | 1.21 | |
| 17 1/4 x 11 1/4 x 8" | 6" | 25/500 | 1.40 | 1.36 | 1.33 | 1.31 | 1.29 | |
| 17 1/4 x 11 1/4 x 8" | White | 25/500 | 1.53 | 1.50 | 1.46 | 1.44 | 1.41 | |
| 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 9" | ECT-32 Corrugated | 25/300 | 2.38 | 2.33 | 2.27 | 2.24 | 2.20 | |
| 17 1/4 x 11 1/4 x 10" | Double Ream | 25/250 | 1.54 | 1.51 | 1.47 | 1.45 | 1.42 | |
| 17 1/4 x 11 1/4 x 10" | White | 25/250 | 1.69 | 1.65 | 1.61 | 1.58 | 1.56 | |
| 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 11 1/2" | Double Ream | 25/250 | 1.62 | 1.59 | 1.55 | 1.52 | 1.50 | |
| 17 1/4 x 11 1/4 x 12" | 10,8,6" | 25/250 | 1.75 | 1.71 | 1.67 | 1.65 | 1.62 | |
| 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 | |
| 17 1/4 x 11 1/4 x 14 1/4" | ECT-32 Single Wall Corrugated | 20/240 | 2.01 | 1.97 | 1.92 | 1.89 | 1.86 | |
| 17 1/4 x 11 1/2 x 6" | ECT-32 Single Wall Corrugated | 25/500 | 1.51 | 1.47 | 1.44 | 1.42 | 1.39 | |
| 17 1/4 x 11 1/2 x 11" | 9,7,5" | 25/250 | 1.59 | 1.56 | 1.52 | 1.50 | 1.47 | |
| 17 1/4 x 11 1/2 x 12" | 10,8,6" | 25/250 | 1.63 | 1.60 | 1.56 | 1.53 | 1.51 | |
| 17 1/4 x 14 1/4 x 10" | ECT-32 Single Wall Corrugated | 25/250 | 2.06 | 2.01 | 1.96 | 1.93 | 1.90 | |
| 17 1/2 x 12 x 3" | ECT-32 Single Wall Corrugated | 25/500 | 1.94 | 1.89 | 1.85 | 1.82 | 1.79 | |
| 17 1/2 x 14 3/4 x 12 1/2" | ECT-32 Single Wall Corrugated | 25/125 | 3.82 | 3.73 | 3.64 | 3.58 | 3.52 | |
| 18 x 4 x 4" | ECT-32 Single Wall Corrugated | 25/1000 | .80 | .78 | .76 | .75 | .73 | |
| 18 x 6 x 4" | ECT-32 Single Wall Corrugated | 25/750 | .77 | .75 | .74 | .73 | .71 | |
| 18 x 6 x 6" | ECT-32 Single Wall Corrugated | 25/750 | .88 | .86 | .84 | .83 | .82 | |
| 18 x 6 x 45" | ECT-44 Single Wall Corrugated | 5/120 | 11.13 | 10.87 | 10.61 | 10.44 | 10.27 | |
| 18 x 7 x 52" | ECT-44 Single Wall Corrugated | 5/120 | 13.84 | 13.52 | 13.20 | 12.99 | 12.78 | |
| 18 x 8 x 4" | ECT-32 Single Wall Corrugated | 25/500 | 1.00 | .97 | .95 | .94 | .92 | |
| 18 x 8 x 6" | ECT-32 Single Wall Corrugated | 25/500 | .97 | .95 | .93 | .91 | .90 | |
| 18 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/500 | 1.11 | 1.08 | 1.06 | 1.04 | 1.02 | |
| 18 x 9 x 9" | ECT-32 Single Wall Corrugated | 25/250 | 1.25 | 1.22 | 1.19 | 1.17 | 1.16 | |
| 18 x 10 x 4" | ECT-32 Single Wall Corrugated | 25/500 | 1.05 | 1.02 | 1.00 | .98 | .97 | |
| 18 x 10 x 6" | ECT-32 Single Wall Corrugated | 25/500 | 1.12 | 1.10 | 1.07 | 1.05 | 1.04 | |
| 18 x 10 x 8" | ECT-32 Single Wall Corrugated | 25/500 | 1.28 | 1.25 | 1.22 | 1.20 | 1.18 | |
| 18 x 10 x 10" | ECT-32 Single Wall Corrugated | 25/250 | 1.44 | 1.40 | 1.37 | 1.35 | 1.33 | |
| 18 x 12 x 2" | ECT-32 Single Wall Corrugated | 25/250 | 2.26 | 2.21 | 2.16 | 2.12 | 2.09 | |
| 18 x 12 x 3" | ECT-32 Single Wall Corrugated | 25/450 | 2.18 | 2.13 | 2.08 | 2.04 | 2.01 | |
| 18 x 12 x 4" | ECT-32 Single Wall Corrugated | 25/250 | 1.13 | 1.10 | 1.08 | 1.06 | 1.04 | |
| 18 x 12 x 5" | ECT-32 Single Wall Corrugated | 25/250 | 1.40 | 1.37 | 1.34 | 1.31 | 1.29 | |
| 18 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/250 | 1.33 | 1.30 | 1.27 | 1.25 | 1.23 | |
| 18 x 12 x 6" | 4,2" | 25/250 | 1.52 | 1.48 | 1.45 | 1.42 | 1.40 | |
| 18 x 12 x 6" | White | 25/250 | 2.26 | 2.21 | 2.16 | 2.12 | 2.09 | |
| 18 x 12 x 6" | ECT-48 Double Wall Corrugated | 15/180 | 3.03 | 2.96 | 2.89 | 2.85 | 2.80 | |
| 18 x 12 x 7" | ECT-32 Single Wall Corrugated | 25/250 | 1.73 | 1.69 | 1.65 | 1.62 | 1.59 | |
| 18 x 12 x 8" | ECT-32 Single Wall Corrugated | 25/250 | 1.47 | 1.44 | 1.41 | 1.38 | 1.36 | |
| 18 x 12 x 8" | White | 25/500 | 2.84 | 2.78 | 2.71 | 2.67 | 2.63 | |
| 18 x 12 x 8" | ECT-48 Double Wall Corrugated | 15/180 | 2.52 | 2.46 | 2.40 | 2.36 | 2.33 | |
| 18 x 12 x 9" | ECT-32 Single Wall Corrugated | 25/250 | 1.61 | 1.57 | 1.54 | 1.51 | 1.49 | |
| 18 x 12 x 10" | ECT-32 Single Wall Corrugated | 25/250 | 1.55 | 1.52 | 1.48 | 1.46 | 1.43 | |
| 18 x 12 x 10" | ECT-48 Double Wall Corrugated | 15/180 | 2.75 | 2.69 | 2.62 | 2.58 | 2.54 | |
| 18 x 12 x 12" | ECT-32 Single Wall Corrugated | 25/250 | 1.58 | 1.54 | 1.51 | 1.48 | 1.46 | |
| 18 x 12 x 12" | 10,8,6" | 25/250 | 2.04 | 1.99 | 1.94 | 1.91 | 1.88 | |
| 18 x 12 x 12" | White | 25/250 | 2.10 | 2.05 | 2.00 | 1.97 | 1.94 | |
| 18 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 2.41 | 2.35 | 2.30 | 2.26 | 2.22 | |
| 18 x 12 x 12" | ECT-48 Double Wall Corrugated | 15/150 | 2.75 | 2.69 | 2.62 | 2.58 | 2.54 | |
| 18 x 12 x 12" | Double Wall with Hand Holes | 15/150 | 4.39 | 4.29 | 4.19 | 4.12 | 4.05 | |
| 18 x 12 x 14" | ECT-32 Single Wall Corrugated | 25/250 | 2.02 | 1.97 | 1.93 | 1.90 | 1.87 | |
| 18 x 12 x 16" | ECT-32 Single Wall Corrugated | 25/250 | 2.27 | 2.21 | 2.16 | 2.13 | 2.09 | |
| 18 x 12 x 18" | ECT-32 Single Wall Corrugated | 25/125 | 2.23 | 2.18 | 2.13 | 2.10 | 2.06 | |
| 18 x 13 x 5" | ECT-32 Single Wall Corrugated | 25/300 | 2.50 | 2.44 | 2.39 | 2.35 | 2.31 | |
| 18 x 13 x 12" | ECT-32 Single Wall Corrugated | 25/250 | 2.23 | 2.18 | 2.13 | 2.09 | 2.06 | |
| 18 x 14 x 4" | ECT-32 Single Wall Corrugated | 25/250 | 1.48 | 1.44 | 1.41 | 1.39 | 1.36 | |
| 18 x 14 x 6" | ECT-32 Single Wall Corrugated | 25/250 | 1.63 | 1.60 | 1.56 | 1.53 | 1.51 | |
| 18 x 14 x 8" | ECT-32 Single Wall Corrugated | 20/240 | 1.63 | 1.59 | 1.55 | 1.53 | 1.50 | |
| 18 x 14 x 10" | ECT-32 Single Wall Corrugated | 25/250 | 1.96 | 1.92 | 1.87 | 1.84 | 1.81 | |
| 18 x 14 x 10" | ECT-48 Double Wall Corrugated | 15/180 | 4.22 | 4.13 | 4.03 | 3.96 | 3.90 | |
| 18 x 14 x 12" | 12 Ream Legal | 25/250 | 1.86 | 1.81 | 1.77 | 1.74 | 1.71 | |
| 18 x 14 x 12" | 10,8,6" | 25/250 | 2.76 | 2.70 | 2.63 | 2.59 | 2.55 | |
| 18 x 14 x 12" | ECT-48 Double Wall Corrugated | 15/180 | 3.67 | 3.59 | 3.50 | 3.45 | 3.39 | |
| 18 x 14 x 14" | ECT-32 Single Wall Corrugated | 20/240 | 2.23 | 2.18 | 2.13 | 2.09 | 2.06 | |
| 18 x 14 x 14" | ECT-48 Double Wall Corrugated | 15/90 | 3.74 | 3.65 | 3.57 | 3.51 | 3.45 | |
| 18 x 15 x 15" | 13,11" | 10/120 | 2.47 | 2.42 | 2.36 | 2.32 | 2.28 | |
| 18 x 16 x 2" | ECT-32 Single Wall Corrugated | 25/500 | 2.71 | 2.64 | 2.58 | 2.54 | 2.50 | |
| 18 x 16 x 4" | ECT-32 Single Wall Corrugated | 25/500 | 1.71 | 1.68 | 1.64 | 1.61 | 1.58 | |
| 18 x 16 x 6" | ECT-32 Single Wall Corrugated | 25/250 | 1.63 | 1.59 | 1.56 | 1.53 | 1.51 | |
| 18 x 16 x 8" | ECT-32 Single Wall Corrugated | 25/250 | 2.29 | 2.23 | 2.18 | 2.14 | 2.11 | |
| 18 x 16 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 2.20 | 2.15 | 2.10 | 2.07 | 2.03 | |
| 18 x 16 x 12" | ECT-32 Single Wall Corrugated | 25/250 | 2.42 | 2.36 | 2.31 | 2.27 | 2.23 | |
| 18 x 16 x 14" | ECT-32 Single Wall Corrugated | 25/150 | 2.57 | 2.51 | 2.45 | 2.41 | 2.38 | |
| 18 x 16 x 14" | ECT-48 Double Wall Corrugated | 15/90 | 6.98 | 6.82 | 6.66 | 6.55 | 6.45 | |
| 18 x 16 x 16" | ECT-32 Single Wall Corrugated | 20/240 | 2.71 | 2.65 | 2.59 | 2.55 | 2.50 | |
| 18 x 16 x 16" | ECT-48 Double Wall Corrugated | 10/90 | 7.52 | 7.35 | 7.18 | 7.06 | 6.95 | |
| 18 x 18 x 2" | ECT-32 Corrugated | 25/300 | 3.27 | 3.19 | 3.12 | 3.07 | 3.02 | |
| 18 x 18 x 3" | ECT-32 Corrugated | 25/300 | 2.98 | 2.91 | 2.84 | 2.80 | 2.75 | |
| 18 x 18 x 4" | ECT-32 Corrugated | 25/250 | 2.01 | 1.96 | 1.92 | 1.89 | 1.86 | |
| 18 x 18 x 5" | ECT-32 Corrugated | 25/250 | 3.34 | 3.26 | 3.19 | 3.13 | 3.08 | |
| 18 x 18 x 6" | ECT-32 Corrugated | 20/240 | 1.97 | 1.93 | 1.88 | 1.85 | 1.82 | |
| 18 x 18 x 6" | 4,2" | 20/240 | 2.25 | 2.20 | 2.14 | 2.11 | 2.07 | |
| 18 x 18 x 6" | ECT-48 Double Wall Corrugated | 15/180 | 4.90 | 4.78 | 4.67 | 4.60 | 4.52 | |
| 18 x 18 x 8" | ECT-32 Single Wall Corrugated | 25/250 | 2.36 | 2.31 | 2.26 | 2.22 | 2.18 | |
| 18 x 18 x 8" | ECT-48 Double Wall Corrugated | 15/90 | 3.91 | 3.82 | 3.73 | 3.67 | 3.61 | |
| 18 x 18 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 2.56 | 2.50 | 2.44 | 2.40 | 2.36 | |
| 18 x 18 x 10" | ECT-48 Double Wall Corrugated | 15/90 | 6.38 | 6.23 | 6.08 | 5.98 | 5.89 | |
| 18 x 18 x 12" | ECT-32 Single Wall Corrugated | 20/240 | 2.35 | 2.30 | 2.25 | 2.21 | 2.17 | |
| 18 x 18 x 12" | 10,8,6" | 20/120 | 2.76 | 2.70 | 2.63 | 2.59 | 2.55 | |
| 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 12" | ECT-48 Double Wall Corrugated | 10/90 | 4.18 | 4.08 | 3.99 | 3.92 | 3.86 | |
| 18 x 18 x 14" | ECT-32 Single Wall Corrugated | 20/240 | 2.87 | 2.80 | 2.74 | 2.69 | 2.65 | |
| 18 x 18 x 15" | ECT-32 Single Wall Corrugated | 20/120 | 3.14 | 3.06 | 2.99 | 2.94 | 2.89 | |
| 18 x 18 x 16" | ECT-32 Single Wall Corrugated | 20/120 | 2.57 | 2.51 | 2.45 | 2.41 | 2.37 | |
| 18 x 18 x 16" | ECT-48 Double Wall Corrugated | 10/90 | 6.60 | 6.45 | 6.29 | 6.19 | 6.09 | |
| 18 x 18 x 16" | Printed Deluxe Packing Box | 20/120 | 3.61 | 3.52 | 3.44 | 3.38 | 3.33 | |
| 18 x 18 x 18" | ECT-32 Single Wall Corrugated | 20/120 | 2.71 | 2.65 | 2.59 | 2.54 | 2.50 | |
| 18 x 18 x 18" | 16,14,12,10" | 20/120 | 3.07 | 3.00 | 2.92 | 2.88 | 2.83 | |
| 18 x 18 x 18" | White | 20/120 | 4.38 | 4.28 | 4.18 | 4.11 | 4.05 | |
| 18 x 18 x 18" | ECT-44 Single Wall Corrugated | 20/120 | 4.21 | 4.11 | 4.01 | 3.95 | 3.88 | |
| 18 x 18 x 18" | V3c - 350# Single Wall | 10/100 | 18.47 | 18.04 | 17.61 | 17.33 | 17.05 | |
| 18 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/70 | 4.97 | 4.86 | 4.74 | 4.67 | 4.59 | |
| 18 x 18 x 18" | Double Wall with Hand Holes | 10/70 | 7.69 | 7.51 | 7.34 | 7.22 | 7.10 | |
| 18 x 18 x 18" | ECT-71 Double Wall Corrugated | 10/70 | 14.58 | 14.24 | 13.91 | 13.68 | 13.46 | |
| 18 x 18 x 18" | ECT-90 Triple Wall Corrugated | 5/30 | 34.66 | 33.86 | 33.06 | 32.53 | 31.99 | |
| 18 x 18 x 20" | ECT-32 Single Wall Corrugated | 15/120 | 3.40 | 3.32 | 3.24 | 3.19 | 3.14 | |
| 18 x 18 x 24" | ECT-32 Single Wall Corrugated | 15/120 | 3.27 | 3.19 | 3.12 | 3.07 | 3.02 | |
| 18 x 18 x 24" | ECT-48 Double Wall Corrugated | 10/90 | 6.07 | 5.93 | 5.79 | 5.70 | 5.60 | |
| 18 x 18 x 24" | Printed Deluxe Packing Box | 15/120 | 4.43 | 4.33 | 4.23 | 4.16 | 4.09 | |
| 18 x 18 x 28" | ECT-32 Single Wall Corrugated | 10/120 | 4.50 | 4.39 | 4.29 | 4.22 | 4.15 | |
| 18 x 18 x 28" | 350#DW Printed Deluxe Packing Box | 5/60 | 8.54 | 8.35 | 8.15 | 8.02 | 7.89 | |
| 18 x 18 x 30" | ECT-32 Single Wall Corrugated | 10/120 | 5.79 | 5.65 | 5.52 | 5.43 | 5.34 | |
| 18 x 18 x 36" | ECT-32 Single Wall Corrugated | 10/120 | 5.41 | 5.29 | 5.16 | 5.08 | 5.00 | |
| 18 x 18 x 40" | Inside Telescopic HSC | 10/90 | 12.94 | 12.64 | 12.34 | 12.14 | 11.94 | |
| 18 x 18 x 48" | ECT-32 Single Wall Corrugated | 10/120 | 7.57 | 7.40 | 7.22 | 7.10 | 6.99 | |
| 18 1/2 x 12 1/2 x 6" | ECT-32 Single Wall Corrugated | 25/250 | 1.41 | 1.38 | 1.35 | 1.33 | 1.31 | |
| 18 1/2 x 12 1/2 x 7" | ECT-32 Single Wall Corrugated | 25/250 | 1.50 | 1.47 | 1.43 | 1.41 | 1.38 | |
| 18 1/2 x 12 1/2 x 8" | ECT-32 Single Wall Corrugated | 25/250 | 1.89 | 1.84 | 1.80 | 1.77 | 1.74 | |
| 18 1/2 x 12 1/2 x 9" | ECT-32 Single Wall Corrugated | 25/250 | 1.68 | 1.64 | 1.60 | 1.58 | 1.55 | |
| 18 1/2 x 12 1/2 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 1.73 | 1.69 | 1.65 | 1.63 | 1.60 | |
| 18 1/2 x 12 1/2 x 12" | ECT-32 Single Wall Corrugated | 20/240 | 2.17 | 2.12 | 2.07 | 2.04 | 2.01 | |
| 18 1/2 x 12 1/2 x 14" | ECT-32 Single Wall Corrugated | 20/240 | 2.10 | 2.06 | 2.01 | 1.97 | 1.94 | |
| 18 1/2 x 18 1/2 x 9" | ECT-32 Single Wall Corrugated | 20/240 | 2.54 | 2.48 | 2.42 | 2.38 | 2.34 | |
| 18 1/2 x 18 1/2 x 40" | Outside Telescopic HSC | 10/90 | 13.41 | 13.10 | 12.79 | 12.58 | 12.38 | |
| 19 x 6 x 4" | ECT-32 Single Wall Corrugated | 25/1000 | 1.17 | 1.14 | 1.11 | 1.10 | 1.08 | |
| 19 x 12 x 3" | ECT-32 Single Wall Corrugated | 25/500 | 1.96 | 1.91 | 1.87 | 1.84 | 1.81 | |
| 19 x 12 x 4" | ECT-32 Single Wall Corrugated | 25/250 | 1.36 | 1.33 | 1.30 | 1.28 | 1.26 | |
| 19 x 12 x 7" | ECT-32 Single Wall Corrugated | 25/300 | 2.64 | 2.58 | 2.52 | 2.48 | 2.44 | |
| 19 x 13 x 6" | ECT-32 Single Wall Corrugated | 25/300 | 2.63 | 2.57 | 2.51 | 2.47 | 2.43 | |
| 19 x 13 x 10" | ECT-32 Single Wall Corrugated | 25/300 | 3.00 | 2.93 | 2.86 | 2.81 | 2.77 | |
| 19 x 13 x 13" | ECT-32 Single Wall Corrugated | 25/250 | 2.23 | 2.18 | 2.13 | 2.09 | 2.06 | |
| 19 x 19 x 19" | ECT-32 Single Wall Corrugated | 10/120 | 3.69 | 3.61 | 3.52 | 3.47 | 3.41 | |