| 18 x 4 x 4" | ECT-32 Single Wall Corrugated | 25/1000 | $.87 | $.84 | $.82 | $.78 | $.76 | |
| 18 x 6 x 4" | ECT-32 Single Wall Corrugated | 25/750 | .84 | .82 | .80 | .75 | .74 | |
| 18 x 6 x 6" | ECT-32 Single Wall Corrugated | 25/750 | .96 | .94 | .91 | .86 | .84 | |
| 18 x 6 x 45" | ECT-44 Single Wall Corrugated | 5/120 | 12.15 | 11.81 | 11.47 | 10.87 | 10.61 | |
| 18 x 7 x 52" | ECT-44 Single Wall Corrugated | 5/120 | 15.12 | 14.69 | 14.27 | 13.52 | 13.20 | |
| 18 x 8 x 4" | ECT-32 Single Wall Corrugated | 25/500 | 1.09 | 1.06 | 1.03 | .97 | .95 | |
| 18 x 8 x 6" | ECT-32 Single Wall Corrugated | 25/500 | 1.06 | 1.03 | 1.00 | .95 | .93 | |
| 18 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/500 | 1.21 | 1.18 | 1.14 | 1.08 | 1.06 | |
| 18 x 9 x 9" | ECT-32 Single Wall Corrugated | 25/250 | 1.37 | 1.33 | 1.29 | 1.22 | 1.19 | |
| 18 x 10 x 4" | ECT-32 Single Wall Corrugated | 25/500 | 1.14 | 1.11 | 1.08 | 1.02 | 1.00 | |
| 18 x 10 x 6" | ECT-32 Single Wall Corrugated | 25/500 | 1.44 | 1.40 | 1.36 | 1.29 | 1.26 | |
| 18 x 10 x 8" | ECT-32 Single Wall Corrugated | 25/500 | 1.40 | 1.36 | 1.32 | 1.25 | 1.22 | |
| 18 x 10 x 10" | ECT-32 Single Wall Corrugated | 25/250 | 1.57 | 1.52 | 1.48 | 1.40 | 1.37 | |
| 18 x 12 x 2" | ECT-32 Single Wall Corrugated | 25/250 | 2.47 | 2.40 | 2.33 | 2.21 | 2.16 | |
| 18 x 12 x 3" | ECT-32 Single Wall Corrugated | 25/450 | 2.38 | 2.31 | 2.24 | 2.13 | 2.08 | |
| 18 x 12 x 4" | ECT-32 Single Wall Corrugated | 25/250 | 1.38 | 1.34 | 1.30 | 1.24 | 1.21 | |
| 18 x 12 x 5" | ECT-32 Single Wall Corrugated | 25/250 | 1.53 | 1.49 | 1.44 | 1.37 | 1.34 | |
| 18 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/250 | 1.45 | 1.41 | 1.37 | 1.30 | 1.27 | |
| 18 x 12 x 6" | 4,2" | 25/250 | 1.66 | 1.61 | 1.56 | 1.48 | 1.45 | |
| 18 x 12 x 6" | White | 25/250 | 2.47 | 2.40 | 2.33 | 2.21 | 2.16 | |
| 18 x 12 x 6" | ECT-48 Double Wall Corrugated | 15/180 | 3.31 | 3.22 | 3.13 | 2.96 | 2.89 | |
| 18 x 12 x 7" | ECT-32 Single Wall Corrugated | 25/250 | 1.89 | 1.83 | 1.78 | 1.69 | 1.65 | |
| 18 x 12 x 8" | ECT-32 Single Wall Corrugated | 25/250 | 1.61 | 1.56 | 1.52 | 1.44 | 1.41 | |
| 18 x 12 x 8" | White | 25/500 | 3.11 | 3.02 | 2.93 | 2.78 | 2.71 | |
| 18 x 12 x 8" | ECT-48 Double Wall Corrugated | 15/180 | 2.75 | 2.67 | 2.60 | 2.46 | 2.40 | |
| 18 x 12 x 9" | ECT-32 Single Wall Corrugated | 25/250 | 1.76 | 1.71 | 1.66 | 1.57 | 1.54 | |
| 18 x 12 x 10" | ECT-32 Single Wall Corrugated | 25/250 | 1.70 | 1.65 | 1.60 | 1.52 | 1.48 | |
| 18 x 12 x 10" | ECT-48 Double Wall Corrugated | 15/180 | 3.00 | 2.92 | 2.83 | 2.69 | 2.62 | |
| 18 x 12 x 12" | ECT-32 Single Wall Corrugated | 25/250 | 1.72 | 1.67 | 1.63 | 1.54 | 1.51 | |
| 18 x 12 x 12" | 10,8,6" | 25/250 | 2.23 | 2.16 | 2.10 | 1.99 | 1.94 | |
| 18 x 12 x 12" | White | 25/250 | 2.29 | 2.23 | 2.16 | 2.05 | 2.00 | |
| 18 x 12 x 12" | ECT-44 Single Wall Corrugated | 25/250 | 2.63 | 2.56 | 2.48 | 2.35 | 2.30 | |
| 18 x 12 x 12" | ECT-48 Double Wall Corrugated | 15/150 | 3.05 | 2.96 | 2.88 | 2.73 | 2.66 | |
| 18 x 12 x 12" | Double Wall with Hand Holes | 15/150 | 4.79 | 4.66 | 4.52 | 4.29 | 4.19 | |
| 18 x 12 x 14" | ECT-32 Single Wall Corrugated | 25/250 | 2.21 | 2.14 | 2.08 | 1.97 | 1.93 | |
| 18 x 12 x 16" | ECT-32 Single Wall Corrugated | 25/250 | 2.47 | 2.40 | 2.33 | 2.21 | 2.16 | |
| 18 x 12 x 18" | ECT-32 Single Wall Corrugated | 25/125 | 2.44 | 2.37 | 2.30 | 2.18 | 2.13 | |
| 18 x 13 x 5" | ECT-32 Single Wall Corrugated | 25/300 | 2.73 | 2.66 | 2.58 | 2.44 | 2.39 | |
| 18 x 13 x 12" | ECT-32 Single Wall Corrugated | 25/250 | 2.44 | 2.37 | 2.30 | 2.18 | 2.13 | |
| 18 x 14 x 4" | ECT-32 Single Wall Corrugated | 25/250 | 1.61 | 1.57 | 1.52 | 1.44 | 1.41 | |
| 18 x 14 x 6" | ECT-32 Single Wall Corrugated | 25/250 | 1.52 | 1.48 | 1.44 | 1.36 | 1.33 | |
| 18 x 14 x 8" | ECT-32 Single Wall Corrugated | 20/240 | 1.78 | 1.73 | 1.68 | 1.59 | 1.55 | |
| 18 x 14 x 10" | ECT-32 Single Wall Corrugated | 25/250 | 2.13 | 2.07 | 2.01 | 1.90 | 1.86 | |
| 18 x 14 x 10" | ECT-48 Double Wall Corrugated | 15/180 | 4.61 | 4.48 | 4.35 | 4.13 | 4.03 | |
| 18 x 14 x 12" | 12 Ream Legal | 25/250 | 2.03 | 1.97 | 1.91 | 1.81 | 1.77 | |
| 18 x 14 x 12" | 10,8,6" | 25/250 | 3.02 | 2.93 | 2.85 | 2.70 | 2.63 | |
| 18 x 14 x 12" | ECT-48 Double Wall Corrugated | 15/180 | 4.01 | 3.90 | 3.79 | 3.59 | 3.50 | |
| 18 x 14 x 14" | ECT-32 Single Wall Corrugated | 20/240 | 2.44 | 2.37 | 2.30 | 2.18 | 2.13 | |
| 18 x 14 x 14" | ECT-48 Double Wall Corrugated | 15/90 | 4.09 | 3.97 | 3.86 | 3.65 | 3.57 | |
| 18 x 15 x 15" | 13,11" | 10/120 | 2.70 | 2.63 | 2.55 | 2.42 | 2.36 | |
| 18 x 16 x 2" | ECT-32 Single Wall Corrugated | 25/500 | 2.96 | 2.87 | 2.79 | 2.64 | 2.58 | |
| 18 x 16 x 4" | ECT-32 Single Wall Corrugated | 25/500 | 1.62 | 1.57 | 1.52 | 1.45 | 1.41 | |
| 18 x 16 x 6" | ECT-32 Single Wall Corrugated | 25/250 | 2.08 | 2.02 | 1.96 | 1.86 | 1.81 | |
| 18 x 16 x 8" | ECT-32 Single Wall Corrugated | 25/250 | 2.50 | 2.43 | 2.36 | 2.23 | 2.18 | |
| 18 x 16 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 2.41 | 2.34 | 2.27 | 2.15 | 2.10 | |
| 18 x 16 x 12" | ECT-32 Single Wall Corrugated | 25/250 | 2.64 | 2.57 | 2.49 | 2.36 | 2.31 | |
| 18 x 16 x 14" | ECT-32 Single Wall Corrugated | 25/150 | 2.81 | 2.73 | 2.65 | 2.51 | 2.45 | |
| 18 x 16 x 14" | ECT-48 Double Wall Corrugated | 15/90 | 7.63 | 7.41 | 7.20 | 6.82 | 6.66 | |
| 18 x 16 x 16" | ECT-32 Single Wall Corrugated | 20/240 | 2.96 | 2.88 | 2.80 | 2.65 | 2.59 | |
| 18 x 16 x 16" | ECT-48 Double Wall Corrugated | 10/90 | 8.22 | 7.99 | 7.76 | 7.35 | 7.18 | |
| 18 x 18 x 2" | ECT-32 Corrugated | 25/300 | 3.57 | 3.47 | 3.37 | 3.19 | 3.12 | |
| 18 x 18 x 3" | ECT-32 Corrugated | 25/300 | 3.26 | 3.16 | 3.07 | 2.91 | 2.84 | |
| 18 x 18 x 4" | ECT-32 Corrugated | 25/250 | 2.20 | 2.13 | 2.07 | 1.96 | 1.92 | |
| 18 x 18 x 5" | ECT-32 Corrugated | 25/250 | 3.65 | 3.54 | 3.44 | 3.26 | 3.19 | |
| 18 x 18 x 6" | ECT-32 Corrugated | 20/240 | 2.15 | 2.09 | 2.03 | 1.93 | 1.88 | |
| 18 x 18 x 6" | 4,2" | 20/240 | 2.31 | 2.25 | 2.18 | 2.07 | 2.02 | |
| 18 x 18 x 6" | ECT-48 Double Wall Corrugated | 15/180 | 5.35 | 5.20 | 5.05 | 4.78 | 4.67 | |
| 18 x 18 x 8" | ECT-32 Single Wall Corrugated | 25/250 | 2.19 | 2.13 | 2.07 | 1.96 | 1.92 | |
| 18 x 18 x 8" | ECT-48 Double Wall Corrugated | 15/90 | 4.27 | 4.15 | 4.03 | 3.82 | 3.73 | |
| 18 x 18 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 2.69 | 2.61 | 2.53 | 2.40 | 2.35 | |
| 18 x 18 x 10" | ECT-48 Double Wall Corrugated | 15/90 | 6.97 | 6.77 | 6.57 | 6.23 | 6.08 | |
| 18 x 18 x 12" | ECT-32 Single Wall Corrugated | 20/240 | 2.57 | 2.50 | 2.43 | 2.30 | 2.25 | |
| 18 x 18 x 12" | 10,8,6" | 20/120 | 3.02 | 2.93 | 2.85 | 2.70 | 2.63 | |
| 18 x 18 x 12" | ECT-44 Single Wall Corrugated | 25/125 | 3.72 | 3.61 | 3.51 | 3.32 | 3.24 | |
| 18 x 18 x 12" | ECT-48 Double Wall Corrugated | 10/90 | 4.89 | 4.75 | 4.62 | 4.38 | 4.27 | |
| 18 x 18 x 14" | ECT-32 Single Wall Corrugated | 20/240 | 3.13 | 3.04 | 2.96 | 2.80 | 2.74 | |
| 18 x 18 x 15" | ECT-32 Single Wall Corrugated | 20/120 | 3.42 | 3.33 | 3.23 | 3.06 | 2.99 | |
| 18 x 18 x 16" | ECT-32 Single Wall Corrugated | 20/120 | 2.81 | 2.73 | 2.65 | 2.51 | 2.45 | |
| 18 x 18 x 16" | ECT-48 Double Wall Corrugated | 10/90 | 7.21 | 7.00 | 6.80 | 6.45 | 6.29 | |
| 18 x 18 x 16" | Printed Deluxe Packing Box | 20/120 | 3.94 | 3.83 | 3.72 | 3.52 | 3.44 | |
| 18 x 18 x 18" | ECT-32 Single Wall Corrugated | 20/120 | 2.96 | 2.88 | 2.79 | 2.65 | 2.59 | |
| 18 x 18 x 18" | 16,14,12,10" | 20/120 | 3.42 | 3.33 | 3.23 | 3.06 | 2.99 | |
| 18 x 18 x 18" | White | 20/120 | 4.14 | 4.02 | 3.91 | 3.70 | 3.61 | |
| 18 x 18 x 18" | ECT-44 Single Wall Corrugated | 20/120 | 4.59 | 4.46 | 4.34 | 4.11 | 4.01 | |
| 18 x 18 x 18" | V3c - 350# Single Wall | 10/100 | 20.17 | 19.60 | 19.04 | 18.04 | 17.61 | |
| 18 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/70 | 5.43 | 5.28 | 5.12 | 4.86 | 4.74 | |
| 18 x 18 x 18" | Double Wall with Hand Holes | 10/70 | 8.40 | 8.16 | 7.93 | 7.51 | 7.34 | |
| 18 x 18 x 18" | ECT-71 Double Wall Corrugated | 10/70 | 15.93 | 15.48 | 15.03 | 14.24 | 13.91 | |
| 18 x 18 x 18" | ECT-90 Triple Wall Corrugated | 5/30 | 37.86 | 36.79 | 35.73 | 33.86 | 33.06 | |
| 18 x 18 x 20" | ECT-32 Single Wall Corrugated | 15/120 | 3.71 | 3.61 | 3.50 | 3.32 | 3.24 | |
| 18 x 18 x 24" | ECT-32 Single Wall Corrugated | 15/120 | 3.57 | 3.47 | 3.37 | 3.19 | 3.12 | |
| 18 x 18 x 24" | ECT-48 Double Wall Corrugated | 10/90 | 6.63 | 6.44 | 6.26 | 5.93 | 5.79 | |
| 18 x 18 x 24" | Printed Deluxe Packing Box | 15/120 | 4.84 | 4.71 | 4.57 | 4.33 | 4.23 | |
| 18 x 18 x 28" | ECT-32 Single Wall Corrugated | 10/120 | 4.91 | 4.77 | 4.63 | 4.39 | 4.29 | |
| 18 x 18 x 28" | 350#DW Printed Deluxe Packing Box | 5/60 | 9.33 | 9.07 | 8.81 | 8.35 | 8.15 | |
| 18 x 18 x 30" | ECT-32 Single Wall Corrugated | 10/120 | 6.32 | 6.14 | 5.97 | 5.65 | 5.52 | |
| 18 x 18 x 36" | ECT-32 Single Wall Corrugated | 10/120 | 5.91 | 5.75 | 5.58 | 5.29 | 5.16 | |
| 18 x 18 x 40" | Inside Telescopic HSC | 10/90 | 14.13 | 13.74 | 13.34 | 12.64 | 12.34 | |
| 18 x 18 x 48" | ECT-32 Single Wall Corrugated | 10/120 | 8.27 | 8.04 | 7.80 | 7.40 | 7.22 | |
| 18 1/2 x 12 1/2 x 6" | ECT-32 Single Wall Corrugated | 25/250 | 1.54 | 1.50 | 1.46 | 1.38 | 1.35 | |
| 18 1/2 x 12 1/2 x 7" | ECT-32 Single Wall Corrugated | 25/250 | 1.64 | 1.59 | 1.55 | 1.47 | 1.43 | |
| 18 1/2 x 12 1/2 x 8" | ECT-32 Single Wall Corrugated | 25/250 | 2.06 | 2.00 | 1.95 | 1.84 | 1.80 | |
| 18 1/2 x 12 1/2 x 9" | ECT-32 Single Wall Corrugated | 25/250 | 1.84 | 1.79 | 1.73 | 1.64 | 1.60 | |
| 18 1/2 x 12 1/2 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 1.89 | 1.84 | 1.79 | 1.69 | 1.65 | |
| 18 1/2 x 12 1/2 x 12" | ECT-32 Single Wall Corrugated | 20/240 | 2.37 | 2.31 | 2.24 | 2.12 | 2.07 | |
| 18 1/2 x 12 1/2 x 14" | ECT-32 Single Wall Corrugated | 20/240 | 2.30 | 2.23 | 2.17 | 2.06 | 2.01 | |
| 18 1/2 x 18 1/2 x 9" | ECT-32 Single Wall Corrugated | 20/240 | 2.77 | 2.70 | 2.62 | 2.48 | 2.42 | |
| 18 1/2 x 18 1/2 x 40" | Outside Telescopic HSC | 10/90 | 14.65 | 14.23 | 13.82 | 13.10 | 12.79 | |
| 19 x 6 x 4" | ECT-32 Single Wall Corrugated | 25/1000 | 1.28 | 1.24 | 1.20 | 1.14 | 1.11 | |
| 19 x 12 x 3" | ECT-32 Single Wall Corrugated | 25/500 | 2.14 | 2.08 | 2.02 | 1.91 | 1.87 | |
| 19 x 12 x 4" | ECT-32 Single Wall Corrugated | 25/250 | 1.49 | 1.44 | 1.40 | 1.33 | 1.30 | |
| 19 x 12 x 7" | ECT-32 Single Wall Corrugated | 25/300 | 2.88 | 2.80 | 2.72 | 2.58 | 2.52 | |
| 19 x 13 x 6" | ECT-32 Single Wall Corrugated | 25/300 | 2.87 | 2.79 | 2.71 | 2.57 | 2.51 | |
| 19 x 13 x 10" | ECT-32 Single Wall Corrugated | 25/300 | 3.28 | 3.18 | 3.09 | 2.93 | 2.86 | |
| 19 x 13 x 13" | ECT-32 Single Wall Corrugated | 25/250 | 2.44 | 2.37 | 2.30 | 2.18 | 2.13 | |
| 19 x 19 x 19" | ECT-32 Single Wall Corrugated | 10/120 | 4.03 | 3.92 | 3.81 | 3.61 | 3.52 | |
| 20 x 4 x 4" | ECT-32 Single Wall Corrugated | 25/1000 | 1.17 | 1.14 | 1.11 | 1.05 | 1.02 | |
| 20 x 5 x 5" | ECT-32 Single Wall Corrugated | 25/1000 | .97 | .94 | .92 | .87 | .85 | |
| 20 x 6 x 6" | ECT-32 Single Wall Corrugated | 25/500 | .93 | .90 | .87 | .83 | .81 | |
| 20 x 8 x 4" | ECT-32 Single Wall Corrugated | 25/500 | 1.50 | 1.46 | 1.42 | 1.34 | 1.31 | |
| 20 x 8 x 6" | ECT-32 Single Wall Corrugated | 25/375 | .95 | .92 | .90 | .85 | .83 | |
| 20 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/250 | 1.15 | 1.11 | 1.08 | 1.02 | 1.00 | |
| 20 x 8 x 50" | ECT-44 Single Wall Corrugated | 5/120 | 10.44 | 10.15 | 9.85 | 9.34 | 9.12 | |
| 20 x 8 x 60" | ECT-44 Single Wall Corrugated | 5/120 | 13.78 | 13.39 | 13.00 | 12.32 | 12.03 | |
| 20 x 10 x 4" | ECT-32 Single Wall Corrugated | 25/375 | 1.18 | 1.14 | 1.11 | 1.05 | 1.03 | |
| 20 x 10 x 6" | ECT-32 Single Wall Corrugated | 25/250 | 1.35 | 1.31 | 1.28 | 1.21 | 1.18 | |
| 20 x 10 x 8" | ECT-32 Single Wall Corrugated | 20/240 | 1.52 | 1.48 | 1.44 | 1.36 | 1.33 | |
| 20 x 10 x 10" | ECT-32 Single Wall Corrugated | 25/250 | 1.43 | 1.39 | 1.35 | 1.28 | 1.25 | |
| 20 x 10 x 12" | ECT-32 Single Wall Corrugated | 25/250 | 1.82 | 1.77 | 1.72 | 1.63 | 1.59 | |
| 20 x 12 x 3" | ECT-32 Single Wall Corrugated | 25/450 | 2.16 | 2.10 | 2.04 | 1.93 | 1.89 | |
| 20 x 12 x 4" | ECT-32 Single Wall Corrugated | 25/450 | 1.51 | 1.46 | 1.42 | 1.35 | 1.32 | |
| 20 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/250 | 1.61 | 1.57 | 1.52 | 1.44 | 1.41 | |
| 20 x 12 x 6" | ECT-48 Double Wall Corrugated | 15/180 | 4.09 | 3.98 | 3.86 | 3.66 | 3.58 | |
| 20 x 12 x 7" | ECT-32 Single Wall Corrugated | 25/300 | 2.54 | 2.47 | 2.40 | 2.27 | 2.22 | |
| 20 x 12 x 8" | ECT-32 Single Wall Corrugated | 20/240 | 1.77 | 1.72 | 1.67 | 1.58 | 1.54 | |
| 20 x 12 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 1.96 | 1.90 | 1.85 | 1.75 | 1.71 | |
| 20 x 12 x 12" | ECT-32 Single Wall Corrugated | 20/240 | 1.97 | 1.92 | 1.86 | 1.77 | 1.72 | |
| 20 x 12 x 12" | 10,8,6" | 20/240 | 2.36 | 2.29 | 2.23 | 2.11 | 2.06 | |
| 20 x 12 x 12" | ECT-48 Double Wall Corrugated | 15/180 | 3.66 | 3.56 | 3.45 | 3.27 | 3.20 | |
| 20 x 12 x 16" | ECT-32 Single Wall Corrugated | 20/240 | 3.34 | 3.25 | 3.15 | 2.99 | 2.92 | |
| 20 x 12 x 20" | ECT-32 Single Wall Corrugated | 20/140 | 4.52 | 4.39 | 4.26 | 4.04 | 3.94 | |
| 20 x 13 x 10" | ECT-32 Single Wall Corrugated | 25/250 | 2.18 | 2.12 | 2.05 | 1.95 | 1.90 | |
| 20 x 14 x 3" | ECT-32 Single Wall Corrugated | 25/300 | 2.17 | 2.11 | 2.05 | 1.94 | 1.90 | |
| 20 x 14 x 4" | ECT-32 Single Wall Corrugated | 25/250 | 1.71 | 1.66 | 1.61 | 1.53 | 1.49 | |
| 20 x 14 x 6" | ECT-32 Single Wall Corrugated | 25/250 | 1.82 | 1.77 | 1.71 | 1.62 | 1.59 | |
| 20 x 14 x 6" | ECT-48 Double Wall Corrugated | 15/180 | 4.79 | 4.66 | 4.52 | 4.29 | 4.19 | |
| 20 x 14 x 8" | ECT-32 Single Wall Corrugated | 25/250 | 2.08 | 2.02 | 1.96 | 1.86 | 1.81 | |
| 20 x 14 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 2.30 | 2.24 | 2.17 | 2.06 | 2.01 | |
| 20 x 14 x 10" | ECT-48 Double Wall Corrugated | 15/180 | 5.60 | 5.45 | 5.29 | 5.01 | 4.89 | |
| 20 x 14 x 12" | ECT-32 Single Wall Corrugated | 20/240 | 2.25 | 2.19 | 2.12 | 2.01 | 1.97 | |
| 20 x 14 x 12" | ECT-48 Double Wall Corrugated | 15/180 | 6.03 | 5.86 | 5.69 | 5.39 | 5.26 | |
| 20 x 14 x 14" | ECT-32 Single Wall Corrugated | 20/240 | 2.24 | 2.18 | 2.12 | 2.01 | 1.96 | |
| 20 x 14 x 14" | 12,10,8" | 15/150 | 3.06 | 2.98 | 2.89 | 2.74 | 2.67 | |
| 20 x 14 x 14" | ECT-48 Double Wall Corrugated | 15/90 | 5.74 | 5.58 | 5.41 | 5.13 | 5.01 | |
| 20 x 14 x 16" | ECT-32 Single Wall Corrugated | 20/120 | 2.78 | 2.70 | 2.62 | 2.49 | 2.43 | |
| 20 x 14 x 18" | ECT-32 Single Wall Corrugated | 20/120 | 2.97 | 2.89 | 2.80 | 2.66 | 2.59 | |
| 20 x 14 x 20" | ECT-32-B Corrugated | 20/140 | 5.28 | 5.13 | 4.98 | 4.72 | 4.61 | |
| 20 x 15 x 6" | ECT-32 Single Wall Corrugated | 25/250 | 2.16 | 2.10 | 2.04 | 1.93 | 1.89 | |
| 20 x 15 x 9" | ECT-32 Single Wall Corrugated | 25/300 | 2.42 | 2.36 | 2.29 | 2.17 | 2.12 | |
| 20 x 15 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 2.37 | 2.30 | 2.23 | 2.12 | 2.07 | |
| 20 x 15 x 12" | ECT-32 Single Wall Corrugated | 25/250 | 2.60 | 2.52 | 2.45 | 2.32 | 2.27 | |
| 20 x 15 x 15" | ECT-32 Single Wall Corrugated | 20/240 | 2.74 | 2.66 | 2.58 | 2.45 | 2.39 | |
| 20 x 16 x 4" | ECT-32 Single Wall Corrugated | 25/250 | 1.93 | 1.88 | 1.83 | 1.73 | 1.69 | |
| 20 x 16 x 6" | ECT-32 Single Wall Corrugated | 25/250 | 1.94 | 1.89 | 1.83 | 1.74 | 1.69 | |
| 20 x 16 x 8" | ECT-32 Single Wall Corrugated | 25/250 | 2.52 | 2.45 | 2.37 | 2.25 | 2.20 | |
| 20 x 16 x 9" | ECT-32-B Corrugated | 25/300 | 4.04 | 3.92 | 3.81 | 3.61 | 3.53 | |
| 20 x 16 x 10" | ECT-32 Single Wall Corrugated | 25/250 | 2.60 | 2.53 | 2.45 | 2.32 | 2.27 | |
| 20 x 16 x 10" | ECT-48 Double Wall Corrugated | 15/180 | 7.49 | 7.28 | 7.07 | 6.70 | 6.54 | |
| 20 x 16 x 12" | ECT-32 Single Wall Corrugated | 25/250 | 2.79 | 2.71 | 2.63 | 2.50 | 2.44 | |
| 20 x 16 x 12" | ECT-48 Double Wall Corrugated | 15/90 | 7.38 | 7.17 | 6.97 | 6.60 | 6.45 | |
| 20 x 16 x 14" | ECT-32 Single Wall Corrugated | 20/240 | 2.72 | 2.65 | 2.57 | 2.44 | 2.38 | |
| 20 x 16 x 14" | 12,10,8" | 20/240 | 2.85 | 2.77 | 2.69 | 2.55 | 2.49 | |
| 20 x 16 x 14" | ECT-44 Single Wall Corrugated | 15/120 | 3.78 | 3.68 | 3.57 | 3.39 | 3.31 | |
| 20 x 16 x 14" | ECT-48 Double Wall Corrugated | 15/90 | 4.96 | 4.82 | 4.68 | 4.43 | 4.33 | |
| 20 x 16 x 16" | ECT-32 Single Wall Corrugated | 15/150 | 3.17 | 3.08 | 2.99 | 2.83 | 2.76 | |
| 20 x 16 x 16" | ECT-48 Double Wall Corrugated | 10/90 | 5.25 | 5.10 | 4.95 | 4.69 | 4.58 | |
| 20 x 18 x 4" | ECT-32 Single Wall Corrugated | 25/250 | 3.11 | 3.02 | 2.93 | 2.78 | 2.71 | |
| 20 x 18 x 6" | ECT-32 Single Wall Corrugated | 25/250 | 2.49 | 2.42 | 2.35 | 2.23 | 2.18 | |
| 20 x 18 x 8" | ECT-32 Single Wall Corrugated | 25/250 | 2.79 | 2.71 | 2.63 | 2.49 | 2.43 | |
| 20 x 18 x 10" | ECT-32 Single Wall Corrugated | 10/150 | 2.92 | 2.83 | 2.75 | 2.61 | 2.55 | |
| 20 x 18 x 12" | ECT-32 Single Wall Corrugated | 10/150 | 3.15 | 3.06 | 2.97 | 2.81 | 2.75 | |
| 20 x 18 x 12" | Double Wall with Hand Holes | 10/90 | 6.89 | 6.70 | 6.51 | 6.17 | 6.02 | |
| 20 x 18 x 14" | ECT-32 Single Wall Corrugated | 10/150 | 3.39 | 3.30 | 3.20 | 3.04 | 2.96 | |
| 20 x 18 x 16" | ECT-32 Single Wall Corrugated | 10/150 | 3.54 | 3.44 | 3.34 | 3.17 | 3.09 | |
| 20 x 18 x 18" | ECT-32 Single Wall Corrugated | 15/150 | 3.70 | 3.60 | 3.49 | 3.31 | 3.23 | |
| 20 x 18 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 4.89 | 4.75 | 4.62 | 4.38 | 4.27 | |
| 20 x 18 x 22" | ECT-32 Single Wall Corrugated | 10/120 | 4.56 | 4.43 | 4.30 | 4.08 | 3.98 | |
| 20 x 20 x 2" | ECT-32 Single Wall Corrugated | 20/240 | 4.36 | 4.24 | 4.11 | 3.90 | 3.81 | |
| 20 x 20 x 4" | ECT-32 Single Wall Corrugated | 10/240 | 3.04 | 2.96 | 2.87 | 2.72 | 2.66 | |
| 20 x 20 x 6" | ECT-32 Single Wall Corrugated | 15/120 | 2.67 | 2.59 | 2.52 | 2.39 | 2.33 | |
| 20 x 20 x 7" | ECT-32 Single Wall Corrugated | 15/150 | 4.54 | 4.41 | 4.28 | 4.06 | 3.96 | |
| 20 x 20 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 3.10 | 3.01 | 2.92 | 2.77 | 2.70 | |
| 20 x 20 x 8" | ECT-48 Double Wall Corrugated | 10/90 | 8.37 | 8.14 | 7.90 | 7.49 | 7.31 | |
| 20 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 3.31 | 3.22 | 3.13 | 2.96 | 2.89 | |
| 20 x 20 x 10" | ECT-48 Double Wall Corrugated | 10/90 | 7.22 | 7.01 | 6.81 | 6.45 | 6.30 | |
| 20 x 20 x 11" | ECT-32 Single Wall Corrugated | 15/150 | 3.69 | 3.59 | 3.49 | 3.30 | 3.23 | |
| 20 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 3.06 | 2.97 | 2.89 | 2.73 | 2.67 | |
| 20 x 20 x 12" | 10,8,6" | 15/120 | 4.07 | 3.95 | 3.84 | 3.64 | 3.55 | |
| 20 x 20 x 12" | ECT-44 Single Wall Corrugated | 10/120 | 5.00 | 4.86 | 4.72 | 4.47 | 4.36 | |
| 20 x 20 x 12" | ECT-48 Double Wall Corrugated | 10/90 | 5.64 | 5.48 | 5.32 | 5.04 | 4.92 | |
| 20 x 20 x 12" | Double Wall with Hand Holes | 10/90 | 7.81 | 7.59 | 7.37 | 6.99 | 6.82 | |
| 20 x 20 x 14" | ECT-32 Single Wall Corrugated | 15/150 | 3.89 | 3.79 | 3.68 | 3.48 | 3.40 | |
| 20 x 20 x 15" | ECT-32 Single Wall Corrugated | 20/120 | 3.79 | 3.69 | 3.58 | 3.39 | 3.31 | |
| 20 x 20 x 16" | ECT-32 Single Wall Corrugated | 15/150 | 3.86 | 3.75 | 3.64 | 3.45 | 3.37 | |
| 20 x 20 x 16" | ECT-48 Double Wall Corrugated | 10/90 | 5.93 | 5.77 | 5.60 | 5.31 | 5.18 | |
| 20 x 20 x 18" | ECT-32 Single Wall Corrugated | 10/120 | 4.02 | 3.91 | 3.80 | 3.60 | 3.51 | |
| 20 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 3.76 | 3.65 | 3.55 | 3.36 | 3.28 | |
| 20 x 20 x 20" | 18,16,14" | 10/120 | 4.72 | 4.59 | 4.46 | 4.22 | 4.12 | |
| 20 x 20 x 20" | White | 10/120 | 6.47 | 6.29 | 6.11 | 5.79 | 5.65 | |
| 20 x 20 x 20" | ECT-44 Single Wall Corrugated | 10/120 | 6.00 | 5.83 | 5.66 | 5.37 | 5.24 | |
| 20 x 20 x 20" | ECT-44 - 18,16,14" | 10/120 | 6.03 | 5.86 | 5.69 | 5.40 | 5.27 | |
| 20 x 20 x 20" | ECT-48 Double Wall Corrugated | 10/70 | 6.39 | 6.21 | 6.03 | 5.71 | 5.58 | |
| 20 x 20 x 20" | ECT-71 Double Wall Corrugated | 10/70 | 22.05 | 21.43 | 20.81 | 19.72 | 19.26 | |
| 20 x 20 x 20" | Double Wall with Hand Holes | 10/70 | 10.28 | 9.99 | 9.70 | 9.19 | 8.97 | |
| 20 x 20 x 20" | ECT-90 Triple Wall Corrugated | 5/30 | 44.34 | 43.09 | 41.84 | 39.65 | 38.72 | |
| 20 x 20 x 24" | ECT-32 Single Wall Corrugated | 10/120 | 4.20 | 4.08 | 3.96 | 3.76 | 3.67 | |
| 20 x 20 x 24" | ECT-48 Double Wall Corrugated | 10/90 | 12.96 | 12.59 | 12.23 | 11.59 | 11.32 | |
| 20 x 20 x 25" | ECT-32 Single Wall Corrugated | 10/120 | 4.90 | 4.77 | 4.63 | 4.39 | 4.28 | |
| 20 x 20 x 26" | ECT-32 Single Wall Corrugated | 10/120 | 4.75 | 4.61 | 4.48 | 4.25 | 4.15 | |
| 20 x 20 x 28" | ECT-32 Single Wall Corrugated | 10/120 | 7.37 | 7.16 | 6.96 | 6.59 | 6.44 | |
| 20 x 20 x 30" | ECT-32 Single Wall Corrugated | 10/120 | 5.77 | 5.60 | 5.44 | 5.16 | 5.04 | |
| 20 x 20 x 36" | ECT-32 Single Wall Corrugated | 10/120 | 7.13 | 6.93 | 6.73 | 6.38 | 6.23 | |
| 20 x 20 x 40" | ECT-32 Single Wall Corrugated | 10/150 | 9.66 | 9.39 | 9.11 | 8.64 | 8.43 | |
| 20 x 20 x 40" | Inside Telescopic HSC | 10/120 | 9.50 | 9.23 | 8.96 | 8.49 | 8.29 | |
| 20 x 20 x 45" | Wardrobe Packing Box | 5/75 | 20.11 | 19.54 | 18.98 | 17.99 | 17.56 | |
| 20 x 20 x 48" | ECT-32 Single Wall Corrugated | 10/120 | 8.52 | 8.28 | 8.04 | 7.62 | 7.44 | |
| 20 1/2 x 20 1/2 x 40" | Outside Telecopic HSC | 10/120 | 10.45 | 10.15 | 9.86 | 9.34 | 9.12 | |
| 21 x 10 x 10" | ECT-32 Single Wall Corrugated | 25/250 | 1.71 | 1.66 | 1.62 | 1.53 | 1.50 | |
| 21 x 12 x 12" | ECT-32 Single Wall Corrugated | 20/240 | 2.19 | 2.12 | 2.06 | 1.96 | 1.91 | |
| 21 x 13 x 13" | ECT-32 Single Wall Corrugated | 20/240 | 3.87 | 3.76 | 3.65 | 3.46 | 3.38 | |
| 21 x 14 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 2.30 | 2.24 | 2.17 | 2.06 | 2.01 | |
| 21 x 14 x 14" | ECT-32 Single Wall Corrugated | 20/120 | 2.69 | 2.62 | 2.54 | 2.41 | 2.35 | |
| 21 x 15 x 15" | ECT-32 Single Wall Corrugated | 20/120 | 2.96 | 2.88 | 2.79 | 2.65 | 2.58 | |
| 21 x 21 x 21" | ECT-32 Single Wall Corrugated | 15/150 | 7.00 | 6.80 | 6.60 | 6.26 | 6.11 | |
| 21 3/8 x 15 5/8 x 6 3/8" | ECT-32 Single Wall Corrugated | 25/250 | 3.79 | 3.68 | 3.57 | 3.39 | 3.31 | |
| 21 3/8 x 15 5/8 x 9 1/2" | ECT-32 Single Wall Corrugated | 20/240 | 4.31 | 4.19 | 4.07 | 3.85 | 3.76 | |
| 21 3/8 x 15 5/8 x 12 5/8" | ECT-32 Single Wall Corrugated | 20/240 | 4.22 | 4.10 | 3.98 | 3.77 | 3.68 | |
| 22 x 6 x 6" | ECT-32 Single Wall Corrugated | 25/500 | 1.02 | .99 | .96 | .91 | .89 | |
| 22 x 6 x 16" | FOL ECT-44 Flat-Panel TV Box | 5/240 | 5.59 | 5.43 | 5.27 | 5.00 | 4.88 | |
| 22 x 10 x 4" | ECT-32 Single Wall Corrugated | 25/250 | 1.30 | 1.26 | 1.23 | 1.16 | 1.13 | |
| 22 x 10 x 6" | ECT-32 Single Wall Corrugated | 25/250 | 1.43 | 1.39 | 1.35 | 1.28 | 1.25 | |
| 22 x 10 x 8" | ECT-32 Single Wall Corrugated | 20/240 | 1.59 | 1.55 | 1.51 | 1.43 | 1.39 | |
| 22 x 10 x 9" | ECT-32 Single Wall Corrugated | 20/240 | 1.68 | 1.63 | 1.59 | 1.50 | 1.47 | |
| 22 x 10 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 1.68 | 1.63 | 1.58 | 1.50 | 1.47 | |
| 22 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/300 | 2.30 | 2.24 | 2.18 | 2.06 | 2.01 | |
| 22 x 12 x 8" | ECT-32 Single Wall Corrugated | 25/300 | 3.24 | 3.15 | 3.06 | 2.90 | 2.83 | |
| 22 x 12 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 2.14 | 2.07 | 2.01 | 1.91 | 1.86 | |
| 22 x 12 x 12" | ECT-32 Single Wall Corrugated | 20/240 | 2.26 | 2.20 | 2.13 | 2.02 | 1.97 | |
| 22 x 14 x 4" | ECT-32 Single Wall Corrugated | 25/300 | 2.89 | 2.81 | 2.73 | 2.59 | 2.52 | |
| 22 x 14 x 6" | ECT-32 Single Wall Corrugated | 20/240 | 1.71 | 1.66 | 1.61 | 1.53 | 1.49 | |
| 22 x 14 x 8" | ECT-32 Single Wall Corrugated | 20/240 | 2.17 | 2.11 | 2.05 | 1.94 | 1.90 | |
| 22 x 14 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 2.26 | 2.20 | 2.13 | 2.02 | 1.97 | |
| 22 x 14 x 12" | ECT-32 Single Wall Corrugated | 20/240 | 2.21 | 2.14 | 2.08 | 1.97 | 1.93 | |
| 22 x 14 x 12" | ECT-48 Double Wall Corrugated | 15/90 | 5.69 | 5.53 | 5.37 | 5.09 | 4.97 | |
| 22 x 14 x 14" | ECT-32 Single Wall Corrugated | 20/240 | 3.00 | 2.91 | 2.83 | 2.68 | 2.62 | |
| 22 x 15 x 10" | ECT-32 Single Wall Corrugated | 25/300 | 4.17 | 4.05 | 3.93 | 3.73 | 3.64 | |
| 22 x 15 x 15" | ECT-32 Single Wall Corrugated | 20/120 | 3.21 | 3.12 | 3.03 | 2.87 | 2.80 | |
| 22 x 16 x 4" | ECT-32 Single Wall Corrugated | 25/300 | 3.39 | 3.30 | 3.20 | 3.03 | 2.96 | |
| 22 x 16 x 6" | ECT-32 Single Wall Corrugated | 25/300 | 3.86 | 3.75 | 3.64 | 3.45 | 3.37 | |
| 22 x 16 x 8" | ECT-32 Single Wall Corrugated | 20/240 | 3.33 | 3.24 | 3.15 | 2.98 | 2.91 | |
| 22 x 16 x 10" | ECT-32 Single Wall Corrugated | 20/140 | 2.71 | 2.63 | 2.56 | 2.42 | 2.37 | |
| 22 x 16 x 12" | ECT-32 Single Wall Corrugated | 20/240 | 3.89 | 3.78 | 3.67 | 3.48 | 3.40 | |
| 22 x 16 x 14" | ECT-32 Single Wall Corrugated | 20/140 | 4.09 | 3.98 | 3.86 | 3.66 | 3.57 | |
| 22 x 16 x 16" | ECT-32 Single Wall Corrugated | 15/120 | 2.91 | 2.83 | 2.75 | 2.60 | 2.54 | |
| 22 x 17 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 2.70 | 2.62 | 2.54 | 2.41 | 2.35 | |
| 22 x 18 x 4" | ECT-32 Single Wall Corrugated | 25/300 | 3.82 | 3.71 | 3.60 | 3.42 | 3.33 | |
| 22 x 18 x 6" | ECT-32 Single Wall Corrugated | 20/120 | 2.76 | 2.69 | 2.61 | 2.47 | 2.41 | |
| 22 x 18 x 8" | ECT-32 Single Wall Corrugated | 20/140 | 2.44 | 2.37 | 2.31 | 2.19 | 2.13 | |
| 22 x 18 x 10" | ECT-32 Single Wall Corrugated | 20/140 | 4.83 | 4.69 | 4.56 | 4.32 | 4.22 | |
| 22 x 18 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 3.28 | 3.19 | 3.09 | 2.93 | 2.86 | |
| 22 x 18 x 16" | ECT-32 Single Wall Corrugated | 15/120 | 3.72 | 3.62 | 3.51 | 3.33 | 3.25 | |
| 22 x 18 x 16" | ECT-48 Double Wall Corrugated | 10/90 | 8.17 | 7.94 | 7.71 | 7.31 | 7.13 | |
| 22 x 18 x 18" | ECT-32 Corrugated | 15/150 | 6.45 | 6.27 | 6.09 | 5.77 | 5.63 | |
| 22 x 20 x 10" | ECT-32 Corrugated | 15/150 | 3.42 | 3.32 | 3.23 | 3.06 | 2.99 | |
| 22 x 20 x 14" | ECT-32 Corrugated | 15/150 | 3.87 | 3.76 | 3.65 | 3.46 | 3.38 | |
| 22 x 20 x 20" | ECT-32 Corrugated | 15/150 | 7.02 | 6.82 | 6.63 | 6.28 | 6.13 | |
| 22 x 22 x 4" | ECT-32 Corrugated | 10/240 | 3.12 | 3.04 | 2.95 | 2.79 | 2.73 | |
| 22 x 22 x 6" | ECT-32 Corrugated | 15/120 | 3.47 | 3.37 | 3.27 | 3.10 | 3.03 | |
| 22 x 22 x 8" | ECT-32 Corrugated | 15/120 | 3.71 | 3.61 | 3.50 | 3.32 | 3.24 | |
| 22 x 22 x 10" | ECT-32 Corrugated | 15/120 | 3.81 | 3.70 | 3.59 | 3.41 | 3.33 | |
| 22 x 22 x 12" | ECT-32 Corrugated | 10/120 | 4.14 | 4.02 | 3.91 | 3.70 | 3.62 | |
| 22 x 22 x 12" | ECT-48 Double Wall Corrugated | 10/90 | 10.20 | 9.91 | 9.62 | 9.12 | 8.90 | |
| 22 x 22 x 14" | ECT-32 Single Wall Corrugated | 10/120 | 4.25 | 4.13 | 4.01 | 3.80 | 3.71 | |
| 22 x 22 x 16" | ECT-32 Single Wall Corrugated | 10/120 | 4.51 | 4.38 | 4.25 | 4.03 | 3.94 | |
| 22 x 22 x 16" | ECT-48 Double Wall Corrugated | 10/90 | 10.47 | 10.18 | 9.88 | 9.37 | 9.14 | |
| 22 x 22 x 18" | ECT-32 Single Wall Corrugated | 10/150 | 4.59 | 4.46 | 4.33 | 4.10 | 4.01 | |
| 22 x 22 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 5.28 | 5.13 | 4.98 | 4.72 | 4.61 | |
| 22 x 22 x 22" | ECT-32 Single Wall Corrugated | 10/120 | 4.59 | 4.46 | 4.33 | 4.10 | 4.01 | |
| 22 x 22 x 22" | 20,18,16" | 10/120 | 5.16 | 5.01 | 4.87 | 4.61 | 4.50 | |
| 22 x 22 x 22" | ECT-44 Single Wall Corrugated | 10/120 | 6.85 | 6.65 | 6.46 | 6.12 | 5.98 | |
| 22 x 22 x 22" | ECT-48 Double Wall Corrugated | 10/90 | 9.85 | 9.57 | 9.29 | 8.81 | 8.60 | |
| 22 x 22 x 24" | ECT-32 Single Wall Corrugated | 10/140 | 6.39 | 6.21 | 6.03 | 5.71 | 5.58 | |
| 22 x 22 x 30" | ECT-32 Single Wall Corrugated | 10/120 | 8.96 | 8.71 | 8.46 | 8.02 | 7.83 | |
| 22 x 22 x 36" | ECT-32 Single Wall Corrugated | 10/120 | 7.36 | 7.15 | 6.94 | 6.58 | 6.43 | |
| 22 x 22 x 40" | Inside Telescopic HSC | 10/120 | 14.10 | 13.70 | 13.31 | 12.61 | 12.31 | |
| 22 1/2 x 22 1/2 x 40" | Outer Telescopic HSC | 10/120 | 17.41 | 16.92 | 16.43 | 15.57 | 15.20 | |
| 23 x 16 x 18 5/8" | ECT-32 Single Wall Corrugated | 15/120 | 3.56 | 3.45 | 3.35 | 3.18 | 3.10 | |
| 23 x 17 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 3.08 | 2.99 | 2.91 | 2.75 | 2.69 | |
| 23 x 23 x 23" | ECT-32 Single Wall Corrugated | 10/150 | 9.17 | 8.91 | 8.65 | 8.20 | 8.01 | |