| 27 x 14 x 9" | ECT-32 Single Wall Corrugated | 20/240 | $2.20 | $2.08 | $2.08 | $2.08 | $2.08 | |
| 27 x 27 x 27" | ECT-32 Single Wall Corrugated | 5/120 | 7.12 | 6.75 | 6.75 | 6.75 | 6.75 | |
| 28 x 4 x 4" | ECT-32 Single Wall Corrugated | 25/625 | 1.43 | 1.36 | 1.36 | 1.36 | 1.36 | |
| 28 x 5 x 24" | FOL | 10/120 | 3.77 | 3.57 | 3.57 | 3.57 | 3.57 | |
| 28 x 5 x 38" | FOL | 20/120 | 5.30 | 5.02 | 5.02 | 5.02 | 5.02 | |
| 28 x 6 x 6" | ECT-32 Single Wall Corrugated | 20/240 | 1.13 | 1.08 | 1.08 | 1.08 | 1.08 | |
| 28 x 6 x 20" | ECT-44 Single Wall Corrugated | 5/120 | 6.67 | 6.32 | 6.32 | 6.32 | 6.32 | |
| 28 x 6 x 52" | FOL | 5/120 | 9.86 | 9.35 | 9.35 | 9.35 | 9.35 | |
| 28 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 1.34 | 1.34 | 1.33 | 1.32 | 1.29 | |
| 28 x 10 x 10" | ECT-32 Single Wall Corrugated | 25/300 | 1.88 | 1.78 | 1.78 | 1.78 | 1.78 | |
| 28 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/300 | 1.66 | 1.58 | 1.58 | 1.58 | 1.58 | |
| 28 x 12 x 8" | ECT-32 Single Wall Corrugated | 25/300 | 2.87 | 2.72 | 2.72 | 2.72 | 2.72 | |
| 28 x 12 x 12" | ECT-32 Single Wall Corrugated | 20/240 | 2.16 | 2.05 | 2.05 | 2.05 | 2.05 | |
| 28 x 14 x 14" | ECT-32 Single Wall Corrugated | 20/120 | 2.74 | 2.60 | 2.60 | 2.60 | 2.60 | |
| 28 x 16 x 5" | ECT-32 Single Wall Corrugated | 25/300 | 3.50 | 3.32 | 3.32 | 3.32 | 3.32 | |
| 28 x 16 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 2.41 | 2.29 | 2.29 | 2.29 | 2.29 | |
| 28 x 16 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 2.62 | 2.49 | 2.49 | 2.49 | 2.49 | |
| 28 x 16 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 2.83 | 2.68 | 2.68 | 2.68 | 2.68 | |
| 28 x 16 x 14" | ECT-32 Single Wall Corrugated | 15/120 | 3.21 | 3.05 | 3.05 | 3.05 | 3.05 | |
| 28 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 2.24 | 2.12 | 2.12 | 2.12 | 2.12 | |
| 28 x 18 x 6" | ECT-32 Single Wall Corrugated | 20/140 | 4.43 | 4.20 | 4.20 | 4.20 | 4.20 | |
| 28 x 18 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 3.66 | 3.46 | 3.46 | 3.46 | 3.46 | |
| 28 x 18 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 3.91 | 3.70 | 3.70 | 3.70 | 3.70 | |
| 28 x 18 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 3.04 | 2.88 | 2.88 | 2.88 | 2.88 | |
| 28 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/150 | 3.33 | 3.15 | 3.15 | 3.15 | 3.15 | |
| 28 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 9.28 | 8.80 | 8.80 | 8.80 | 8.80 | |
| 28 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 4.92 | 4.66 | 4.66 | 4.66 | 4.66 | |
| 28 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 3.44 | 3.26 | 3.26 | 3.26 | 3.26 | |
| 28 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 4.10 | 3.89 | 3.89 | 3.89 | 3.89 | |
| 28 x 20 x 24" | 22,20,18,16,14" | 10/120 | 7.55 | 7.16 | 7.16 | 7.16 | 7.16 | |
| 28 x 20 x 25" | ECT-32 Single Wall Corrugated | 10/120 | 5.16 | 4.89 | 4.89 | 4.89 | 4.89 | |
| 28 x 24 x 6" | ECT-32 Single Wall Corrugated | 10/240 | 3.63 | 3.44 | 3.44 | 3.44 | 3.44 | |
| 28 x 24 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 9.27 | 8.79 | 8.79 | 8.79 | 8.79 | |
| 28 x 28 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 4.73 | 4.49 | 4.49 | 4.49 | 4.49 | |
| 28 x 28 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 9.32 | 8.83 | 8.83 | 8.83 | 8.83 | |
| 28 x 28 x 10" | ECT-32 Single Wall Corrugated | 10/150 | 8.83 | 8.37 | 8.37 | 8.37 | 8.37 | |
| 28 x 28 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 5.31 | 5.04 | 5.04 | 5.04 | 5.04 | |
| 28 x 28 x 12" | ECT-48 Double Wall Corrugated | 10/90 | 16.78 | 15.90 | 15.90 | 15.90 | 15.90 | |
| 28 x 28 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 6.64 | 6.29 | 6.29 | 6.29 | 6.29 | |
| 28 x 28 x 22" | ECT-32 Single Wall Corrugated | 10/150 | 10.16 | 9.63 | 9.63 | 9.63 | 9.63 | |
| 28 x 28 x 28" | ECT-32 Single Wall Corrugated | 5/120 | 7.68 | 7.28 | 7.28 | 7.28 | 7.28 | |
| 28 x 28 x 28" | ECT-48 Double Wall Corrugated | 5/90 | 17.42 | 16.51 | 16.51 | 16.51 | 16.51 | |
| 29 x 17 x 3" | ECT-32 Single Wall Corrugated | 25/300 | 3.63 | 3.44 | 3.44 | 3.44 | 3.44 | |
| 29 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 2.40 | 2.28 | 2.28 | 2.28 | 2.28 | |
| 29 x 17 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 4.22 | 4.00 | 4.00 | 4.00 | 4.00 | |
| 29 x 17 x 9" | ECT-32 Single Wall Corrugated | 15/150 | 2.73 | 2.59 | 2.59 | 2.59 | 2.59 | |
| 29 x 17 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 3.23 | 3.06 | 3.06 | 3.06 | 3.06 | |
| 29 x 17 x 15" | ECT-32 Single Wall Corrugated | 15/150 | 3.45 | 3.27 | 3.27 | 3.27 | 3.27 | |
| 29 x 17 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 4.25 | 4.03 | 4.03 | 4.03 | 4.03 | |
| 29 x 24 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 10.96 | 10.39 | 10.39 | 10.39 | 10.39 | |
| 30 x 5 x 24" | FOL | 10/120 | 2.79 | 2.65 | 2.65 | 2.65 | 2.65 | |
| 30 x 5 x 30" | FOL | 10/120 | 3.31 | 3.14 | 3.14 | 3.14 | 3.14 | |
| 30 x 6 x 6" | ECT-32 Single Wall Corrugated | 25/375 | 1.18 | 1.12 | 1.12 | 1.12 | 1.12 | |
| 30 x 6 x 24" | ECT-44 Corrugated | 10/140 | 7.17 | 6.79 | 6.79 | 6.79 | 6.79 | |
| 30 x 6 x 24" | Inside Telescopic HSC | 10/150 | 4.45 | 4.22 | 4.22 | 4.22 | 4.22 | |
| 30 x 6 x 30" | ECT-44 Corrugated | 10/120 | 8.38 | 7.94 | 7.94 | 7.94 | 7.94 | |
| 30 x 6 x 40" | ECT-44 Corrugated | 10/140 | 10.35 | 9.81 | 9.81 | 9.81 | 9.81 | |
| 30 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 1.46 | 1.38 | 1.38 | 1.38 | 1.38 | |
| 30 x 10 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 1.79 | 1.70 | 1.70 | 1.70 | 1.70 | |
| 30 x 12 x 4" | ECT-32 Single Wall Corrugated | 25/375 | 2.83 | 2.68 | 2.68 | 2.68 | 2.68 | |
| 30 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/250 | 2.88 | 2.73 | 2.73 | 2.73 | 2.73 | |
| 30 x 12 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 2.25 | 2.13 | 2.13 | 2.13 | 2.13 | |
| 30 x 13 x 13" | ECT-32 Single Wall Corrugated | 20/240 | 4.03 | 3.82 | 3.82 | 3.82 | 3.82 | |
| 30 x 14 x 7" | ECT-32 Single Wall Corrugated | 10/120 | 2.07 | 1.96 | 1.96 | 1.96 | 1.96 | |
| 30 x 14 x 10" | ECT-32 Single Wall Corrugated | 10/120 | 2.38 | 2.26 | 2.26 | 2.26 | 2.26 | |
| 30 x 15 x 15" | ECT-32 Single Wall Corrugated | 15/120 | 3.12 | 2.96 | 2.96 | 2.96 | 2.96 | |
| 30 x 15 x 15" | ECT-48 Double Wall Corrugated | 10/90 | 8.33 | 7.90 | 7.90 | 7.90 | 7.90 | |
| 30 x 17 x 16" | ECT-32 Single Wall Corrugated | 15/150 | 3.38 | 3.21 | 3.21 | 3.21 | 3.21 | |
| 30 x 17 x 16" | 14,12,10" | 15/150 | 3.79 | 3.60 | 3.60 | 3.60 | 3.60 | |
| 30 x 17 x 17" | ECT-51 Double Wall Corrugated | 5/75 | 6.43 | 6.09 | 6.09 | 6.09 | 6.09 | |
| 30 x 18 x 16" | ECT-32 Corrugated | 15/150 | 6.07 | 5.76 | 5.76 | 5.76 | 5.76 | |
| 30 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/120 | 3.93 | 3.73 | 3.73 | 3.73 | 3.73 | |
| 30 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 10.53 | 9.98 | 9.98 | 9.98 | 9.98 | |
| 30 x 20 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 2.85 | 2.70 | 2.70 | 2.70 | 2.70 | |
| 30 x 20 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 4.53 | 4.29 | 4.29 | 4.29 | 4.29 | |
| 30 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 3.43 | 3.25 | 3.25 | 3.25 | 3.25 | |
| 30 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 3.78 | 3.58 | 3.58 | 3.58 | 3.58 | |
| 30 x 20 x 18" | ECT-32 Single Wall Corrugated | 15/150 | 6.69 | 6.34 | 6.34 | 6.34 | 6.34 | |
| 30 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 4.54 | 4.30 | 4.30 | 4.30 | 4.30 | |
| 30 x 20 x 20" | ECT-44 - 18,16,14,12" | 10/120 | 6.15 | 5.83 | 5.83 | 5.83 | 5.83 | |
| 30 x 20 x 20" | ECT-48 Double Wall Corrugated | 10/70 | 8.29 | 7.85 | 7.85 | 7.85 | 7.85 | |
| 30 x 24 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 5.21 | 4.94 | 4.94 | 4.94 | 4.94 | |
| 30 x 24 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 4.78 | 4.53 | 4.53 | 4.53 | 4.53 | |
| 30 x 24 x 12" | 10,8,6,4" | 15/120 | 5.95 | 5.64 | 5.64 | 5.64 | 5.64 | |
| 30 x 24 x 12" | ECT-48 Double Wall Corrugated | 10/70 | 7.64 | 7.24 | 7.24 | 7.24 | 7.24 | |
| 30 x 24 x 20" | ECT-32 Single Wall Corrugated | 15/150 | 7.31 | 6.93 | 6.93 | 6.93 | 6.93 | |
| 30 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 9.45 | 8.95 | 8.95 | 8.95 | 8.95 | |
| 30 x 26 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 8.79 | 8.34 | 8.34 | 8.34 | 8.34 | |
| 30 x 30 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 6.06 | 5.74 | 5.74 | 5.74 | 5.74 | |
| 30 x 30 x 8" | ECT-32 Single Wall Corrugated | 10/120 | 5.37 | 5.09 | 5.09 | 5.09 | 5.09 | |
| 30 x 30 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 6.01 | 5.70 | 5.70 | 5.70 | 5.70 | |
| 30 x 30 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 7.19 | 6.81 | 6.81 | 6.81 | 6.81 | |
| 30 x 30 x 12" | ECT-48 Double Wall Corrugated | 5/75 | 12.64 | 11.98 | 11.98 | 11.98 | 11.98 | |
| 30 x 30 x 16" | ECT-32 Single Wall Corrugated | 10/120 | 6.36 | 6.03 | 6.03 | 6.03 | 6.03 | |
| 30 x 30 x 16" | ECT-48 Double Wall Corrugated | 5/90 | 13.41 | 12.71 | 12.71 | 12.71 | 12.71 | |
| 30 x 30 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 11.85 | 11.23 | 11.23 | 11.23 | 11.23 | |
| 30 x 30 x 20" | ECT-48 Double Wall Corrugated | 5/90 | 15.12 | 14.33 | 14.33 | 14.33 | 14.33 | |
| 30 x 30 x 25" | ECT-32 Single Wall Corrugated | 5/120 | 7.63 | 7.23 | 7.23 | 7.23 | 7.23 | |
| 30 x 30 x 30" | ECT-32 Single Wall Corrugated | 5/120 | 9.12 | 8.64 | 8.64 | 8.64 | 8.64 | |
| 30 x 30 x 30" | ECT-48 Double Wall Corrugated | 5/75 | 15.03 | 14.25 | 14.25 | 14.25 | 14.25 | |
| 30 x 30 x 30" | ECT-90 Triple Wall Corrugated | 5/30 | 40.70 | 38.57 | 38.57 | 38.57 | 38.57 | |
| 30 1/2 x 6 1/2 x 24" | Outside Telescopic HSC | 10/150 | 4.67 | 4.43 | 4.43 | 4.43 | 4.43 | |
| 31 x 16 x 9" | ECT-32 Corrugated | 10/120 | 4.18 | 3.96 | 3.96 | 3.96 | 3.96 | |
| 32 x 6 x 6" | ECT-32 Corrugated | 25/375 | 1.27 | 1.20 | 1.20 | 1.20 | 1.20 | |
| 32 x 8 x 8" | ECT-32 Corrugated | 25/375 | 1.43 | 1.36 | 1.36 | 1.36 | 1.36 | |
| 32 x 10 x 6 1/2" | ECT-32 Corrugated | 20/240 | 2.50 | 2.37 | 2.37 | 2.37 | 2.37 | |
| 32 x 10 x 10" | ECT-32 Corrugated | 20/240 | 3.01 | 2.86 | 2.86 | 2.86 | 2.86 | |
| 32 x 12 x 10" | ECT-32 Corrugated | 20/240 | 2.21 | 2.10 | 2.10 | 2.10 | 2.10 | |
| 32 x 12 x 12" | ECT-32 Corrugated | 20/240 | 2.34 | 2.22 | 2.22 | 2.22 | 2.22 | |
| 32 x 16 x 16" | ECT-32 Corrugated | 15/150 | 5.55 | 5.26 | 5.26 | 5.26 | 5.26 | |
| 32 x 18 x 8" | ECT-32 Corrugated | 15/150 | 3.08 | 2.92 | 2.92 | 2.92 | 2.92 | |
| 32 x 18 x 12" | ECT-32 Corrugated | 15/150 | 3.49 | 3.30 | 3.30 | 3.30 | 3.30 | |
| 32 x 18 x 18" | ECT-32 Corrugated | 15/150 | 4.83 | 4.58 | 4.58 | 4.58 | 4.58 | |
| 32 x 24 x 24" | ECT-32 Corrugated | 15/150 | 8.33 | 7.90 | 7.90 | 7.90 | 7.90 | |
| 32 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 7.99 | 7.58 | 7.58 | 7.58 | 7.58 | |
| 32 x 24 x 24" | ECT-48 Double Wall Corrugated | 5/75 | 10.31 | 9.78 | 9.78 | 9.78 | 9.78 | |
| 32 x 32 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 11.29 | 10.70 | 10.70 | 10.70 | 10.70 | |
| 32 x 32 x 12" | ECT-32 Single Wall Corrugated | 10/150 | 9.21 | 8.73 | 8.73 | 8.73 | 8.73 | |
| 32 x 32 x 32" | ECT-32 Single Wall Corrugated | 5/120 | 9.85 | 9.33 | 9.33 | 9.33 | 9.33 | |
| 32 x 32 x 32" | ECT-48 Double Wall Corrugated | 5/90 | 17.85 | 16.92 | 16.92 | 16.92 | 16.92 | |
| 33 x 8 1/2 x 5" | ECT-32 Single Wall Corrugated | 25/375 | 1.94 | 1.84 | 1.84 | 1.84 | 1.84 | |
| 34 x 10 x 6" | ECT-32 Single Wall Corrugated | 10/300 | 1.72 | 1.63 | 1.63 | 1.63 | 1.63 | |
| 34 x 21 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 6.06 | 5.75 | 5.75 | 5.75 | 5.75 | |
| 34 x 34 x 34" | ECT-32 Single Wall Corrugated | 5/120 | 11.19 | 10.60 | 10.60 | 10.60 | 10.60 | |