| 27 x 14 x 9" | ECT-32 Single Wall Corrugated | 20/240 | $2.37 | $2.31 | $2.27 | $2.21 | $2.21 | |
| 27 x 27 x 27" | ECT-32 Single Wall Corrugated | 5/120 | 6.89 | 6.72 | 6.60 | 6.42 | 6.42 | |
| 28 x 4 x 4" | ECT-32 Single Wall Corrugated | 25/625 | 1.39 | 1.35 | 1.33 | 1.29 | 1.29 | |
| 28 x 5 x 24" | FOL | 10/120 | 3.65 | 3.56 | 3.49 | 3.40 | 3.40 | |
| 28 x 5 x 38" | FOL | 20/120 | 5.96 | 5.81 | 5.71 | 5.56 | 5.56 | |
| 28 x 6 x 6" | ECT-32 Single Wall Corrugated | 20/240 | 1.10 | 1.07 | 1.05 | 1.02 | 1.02 | |
| 28 x 6 x 20" | ECT-44 Single Wall Corrugated | 5/120 | 5.87 | 5.72 | 5.62 | 5.47 | 5.47 | |
| 28 x 6 x 52" | FOL | 5/120 | 9.55 | 9.31 | 9.14 | 8.90 | 8.90 | |
| 28 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 1.26 | 1.23 | 1.21 | 1.18 | 1.18 | |
| 28 x 10 x 10" | ECT-32 Single Wall Corrugated | 25/300 | 1.91 | 1.86 | 1.83 | 1.78 | 1.78 | |
| 28 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/300 | 1.64 | 1.60 | 1.57 | 1.53 | 1.53 | |
| 28 x 12 x 8" | ECT-32 Single Wall Corrugated | 25/300 | 2.78 | 2.71 | 2.66 | 2.59 | 2.59 | |
| 28 x 12 x 12" | ECT-32 Single Wall Corrugated | 20/240 | 2.09 | 2.04 | 2.01 | 1.95 | 1.95 | |
| 28 x 14 x 14" | ECT-32 Single Wall Corrugated | 20/120 | 2.64 | 2.57 | 2.52 | 2.46 | 2.46 | |
| 28 x 16 x 5" | ECT-32 Single Wall Corrugated | 25/300 | 3.39 | 3.30 | 3.24 | 3.16 | 3.16 | |
| 28 x 16 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 2.33 | 2.28 | 2.24 | 2.18 | 2.18 | |
| 28 x 16 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 2.56 | 2.50 | 2.45 | 2.39 | 2.39 | |
| 28 x 16 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 2.74 | 2.67 | 2.62 | 2.55 | 2.55 | |
| 28 x 16 x 14" | ECT-32 Single Wall Corrugated | 15/120 | 3.11 | 3.03 | 2.98 | 2.90 | 2.90 | |
| 28 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 2.29 | 2.23 | 2.20 | 2.14 | 2.14 | |
| 28 x 18 x 6" | ECT-32 Single Wall Corrugated | 20/140 | 4.39 | 4.28 | 4.21 | 4.09 | 4.09 | |
| 28 x 18 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 3.54 | 3.45 | 3.39 | 3.30 | 3.30 | |
| 28 x 18 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 3.78 | 3.69 | 3.62 | 3.53 | 3.53 | |
| 28 x 18 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 2.95 | 2.87 | 2.82 | 2.75 | 2.75 | |
| 28 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/150 | 3.70 | 3.60 | 3.54 | 3.45 | 3.45 | |
| 28 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 8.98 | 8.75 | 8.60 | 8.37 | 8.37 | |
| 28 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 4.76 | 4.64 | 4.56 | 4.44 | 4.44 | |
| 28 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 2.82 | 2.75 | 2.70 | 2.63 | 2.63 | |
| 28 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 3.97 | 3.87 | 3.81 | 3.70 | 3.70 | |
| 28 x 20 x 24" | 22,20,18,16,14" | 10/120 | 7.45 | 7.26 | 7.14 | 6.95 | 6.95 | |
| 28 x 20 x 25" | ECT-32 Single Wall Corrugated | 10/120 | 5.00 | 4.87 | 4.79 | 4.66 | 4.66 | |
| 28 x 24 x 6" | ECT-32 Single Wall Corrugated | 10/240 | 3.51 | 3.43 | 3.37 | 3.28 | 3.28 | |
| 28 x 24 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 8.97 | 8.75 | 8.59 | 8.37 | 8.37 | |
| 28 x 28 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 4.58 | 4.47 | 4.39 | 4.27 | 4.27 | |
| 28 x 28 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 9.02 | 8.79 | 8.64 | 8.41 | 8.41 | |
| 28 x 28 x 10" | ECT-32 Single Wall Corrugated | 10/150 | 8.55 | 8.33 | 8.19 | 7.97 | 7.97 | |
| 28 x 28 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 4.40 | 4.29 | 4.21 | 4.10 | 4.10 | |
| 28 x 28 x 12" | ECT-48 Double Wall Corrugated | 10/90 | 16.24 | 15.83 | 15.55 | 15.14 | 15.14 | |
| 28 x 28 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 6.56 | 6.39 | 6.28 | 6.12 | 6.12 | |
| 28 x 28 x 22" | ECT-32 Single Wall Corrugated | 10/150 | 9.83 | 9.58 | 9.41 | 9.16 | 9.16 | |
| 28 x 28 x 28" | ECT-32 Single Wall Corrugated | 5/120 | 7.28 | 7.09 | 6.97 | 6.79 | 6.79 | |
| 28 x 28 x 28" | ECT-48 Double Wall Corrugated | 5/90 | 16.87 | 16.44 | 16.15 | 15.72 | 15.72 | |
| 29 x 17 x 3" | ECT-32 Single Wall Corrugated | 25/300 | 3.51 | 3.42 | 3.36 | 3.27 | 3.27 | |
| 29 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 2.33 | 2.27 | 2.23 | 2.17 | 2.17 | |
| 29 x 17 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 4.08 | 3.98 | 3.91 | 3.81 | 3.81 | |
| 29 x 17 x 9" | ECT-32 Single Wall Corrugated | 15/150 | 2.64 | 2.57 | 2.53 | 2.46 | 2.46 | |
| 29 x 17 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 3.14 | 3.06 | 3.01 | 2.93 | 2.93 | |
| 29 x 17 x 15" | ECT-32 Single Wall Corrugated | 15/150 | 3.35 | 3.27 | 3.21 | 3.13 | 3.13 | |
| 29 x 17 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 4.11 | 4.01 | 3.94 | 3.83 | 3.83 | |
| 29 x 24 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 10.61 | 10.34 | 10.16 | 9.89 | 9.89 | |
| 30 x 5 x 24" | FOL | 10/120 | 2.31 | 2.25 | 2.21 | 2.15 | 2.15 | |
| 30 x 5 x 30" | FOL | 10/120 | 3.20 | 3.12 | 3.07 | 2.99 | 2.99 | |
| 30 x 6 x 6" | ECT-32 Single Wall Corrugated | 25/375 | 1.17 | 1.14 | 1.12 | 1.09 | 1.09 | |
| 30 x 6 x 24" | ECT-44 Corrugated | 10/140 | 6.94 | 6.76 | 6.64 | 6.47 | 6.47 | |
| 30 x 6 x 24" | Inside Telescopic HSC | 10/150 | 4.36 | 4.25 | 4.18 | 4.07 | 4.07 | |
| 30 x 6 x 30" | ECT-44 Corrugated | 10/120 | 8.11 | 7.91 | 7.77 | 7.56 | 7.56 | |
| 30 x 6 x 40" | ECT-44 Corrugated | 10/140 | 10.02 | 9.77 | 9.60 | 9.34 | 9.34 | |
| 30 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 1.41 | 1.37 | 1.35 | 1.31 | 1.31 | |
| 30 x 10 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 1.51 | 1.47 | 1.44 | 1.40 | 1.40 | |
| 30 x 12 x 4" | ECT-32 Single Wall Corrugated | 25/375 | 2.74 | 2.67 | 2.62 | 2.55 | 2.55 | |
| 30 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/250 | 2.79 | 2.72 | 2.67 | 2.60 | 2.60 | |
| 30 x 12 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 1.97 | 1.92 | 1.88 | 1.83 | 1.83 | |
| 30 x 13 x 13" | ECT-32 Single Wall Corrugated | 20/240 | 3.90 | 3.80 | 3.73 | 3.63 | 3.63 | |
| 30 x 14 x 7" | ECT-32 Single Wall Corrugated | 10/120 | 2.00 | 1.95 | 1.92 | 1.86 | 1.86 | |
| 30 x 14 x 10" | ECT-32 Single Wall Corrugated | 10/120 | 2.31 | 2.25 | 2.21 | 2.15 | 2.15 | |
| 30 x 15 x 15" | ECT-32 Single Wall Corrugated | 15/120 | 2.50 | 2.44 | 2.39 | 2.33 | 2.33 | |
| 30 x 15 x 15" | ECT-48 Double Wall Corrugated | 10/90 | 8.06 | 7.86 | 7.72 | 7.52 | 7.52 | |
| 30 x 17 x 16" | ECT-32 Single Wall Corrugated | 15/150 | 3.28 | 3.19 | 3.14 | 3.05 | 3.05 | |
| 30 x 17 x 16" | 14,12,10" | 15/150 | 3.67 | 3.58 | 3.52 | 3.42 | 3.42 | |
| 30 x 17 x 17" | ECT-51 Double Wall Corrugated | 5/75 | 6.40 | 6.24 | 6.13 | 5.97 | 5.97 | |
| 30 x 18 x 16" | ECT-32 Corrugated | 15/150 | 5.88 | 5.73 | 5.63 | 5.48 | 5.48 | |
| 30 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/120 | 3.81 | 3.71 | 3.65 | 3.55 | 3.55 | |
| 30 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 10.19 | 9.93 | 9.76 | 9.50 | 9.50 | |
| 30 x 20 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 2.51 | 2.45 | 2.40 | 2.34 | 2.34 | |
| 30 x 20 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 4.38 | 4.27 | 4.20 | 4.08 | 4.08 | |
| 30 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 3.55 | 3.46 | 3.40 | 3.31 | 3.31 | |
| 30 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 3.66 | 3.57 | 3.50 | 3.41 | 3.41 | |
| 30 x 20 x 18" | ECT-32 Single Wall Corrugated | 15/150 | 6.48 | 6.31 | 6.20 | 6.04 | 6.04 | |
| 30 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 4.39 | 4.28 | 4.20 | 4.09 | 4.09 | |
| 30 x 20 x 20" | ECT-44 - 18,16,14,12" | 10/120 | 5.95 | 5.80 | 5.70 | 5.55 | 5.55 | |
| 30 x 20 x 20" | ECT-48 Double Wall Corrugated | 10/70 | 8.07 | 7.86 | 7.73 | 7.52 | 7.52 | |
| 30 x 24 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 5.16 | 5.02 | 4.94 | 4.81 | 4.81 | |
| 30 x 24 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 4.62 | 4.50 | 4.43 | 4.31 | 4.31 | |
| 30 x 24 x 12" | 10,8,6,4" | 15/120 | 5.76 | 5.62 | 5.52 | 5.37 | 5.37 | |
| 30 x 24 x 12" | ECT-48 Double Wall Corrugated | 10/70 | 7.40 | 7.21 | 7.08 | 6.89 | 6.89 | |
| 30 x 24 x 20" | ECT-32 Single Wall Corrugated | 15/150 | 7.08 | 6.90 | 6.78 | 6.60 | 6.60 | |
| 30 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 8.73 | 8.51 | 8.36 | 8.14 | 8.14 | |
| 30 x 26 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 8.51 | 8.30 | 8.15 | 7.94 | 7.94 | |
| 30 x 30 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 5.87 | 5.72 | 5.62 | 5.47 | 5.47 | |
| 30 x 30 x 8" | ECT-32 Single Wall Corrugated | 10/120 | 4.47 | 4.35 | 4.28 | 4.16 | 4.16 | |
| 30 x 30 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 6.00 | 5.85 | 5.74 | 5.59 | 5.59 | |
| 30 x 30 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 6.96 | 6.78 | 6.66 | 6.49 | 6.49 | |
| 30 x 30 x 12" | ECT-48 Double Wall Corrugated | 5/75 | 12.23 | 11.92 | 11.71 | 11.40 | 11.40 | |
| 30 x 30 x 16" | ECT-32 Single Wall Corrugated | 10/120 | 6.16 | 6.00 | 5.90 | 5.74 | 5.74 | |
| 30 x 30 x 16" | ECT-48 Double Wall Corrugated | 5/90 | 12.98 | 12.65 | 12.43 | 12.10 | 12.10 | |
| 30 x 30 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 11.47 | 11.18 | 10.98 | 10.69 | 10.69 | |
| 30 x 30 x 20" | ECT-48 Double Wall Corrugated | 5/90 | 14.63 | 14.26 | 14.01 | 13.64 | 13.64 | |
| 30 x 30 x 25" | ECT-32 Single Wall Corrugated | 5/120 | 7.39 | 7.20 | 7.07 | 6.89 | 6.89 | |
| 30 x 30 x 30" | ECT-32 Single Wall Corrugated | 5/120 | 8.83 | 8.60 | 8.45 | 8.23 | 8.23 | |
| 30 x 30 x 30" | ECT-48 Double Wall Corrugated | 5/75 | 14.55 | 14.18 | 13.93 | 13.56 | 13.56 | |
| 30 x 30 x 30" | ECT-90 Triple Wall Corrugated | 5/30 | 39.39 | 38.39 | 37.73 | 36.72 | 36.72 | |
| 30 1/2 x 6 1/2 x 24" | Outside Telescopic HSC | 10/150 | 4.56 | 4.45 | 4.37 | 4.25 | 4.25 | |
| 31 x 16 x 9" | ECT-32 Corrugated | 10/120 | 4.04 | 3.94 | 3.87 | 3.77 | 3.77 | |
| 32 x 6 x 6" | ECT-32 Corrugated | 25/375 | 1.23 | 1.20 | 1.18 | 1.15 | 1.15 | |
| 32 x 8 x 8" | ECT-32 Corrugated | 25/375 | 1.39 | 1.35 | 1.33 | 1.29 | 1.29 | |
| 32 x 10 x 6 1/2" | ECT-32 Corrugated | 20/240 | 2.42 | 2.36 | 2.32 | 2.26 | 2.26 | |
| 32 x 10 x 10" | ECT-32 Corrugated | 20/240 | 2.92 | 2.84 | 2.79 | 2.72 | 2.72 | |
| 32 x 12 x 10" | ECT-32 Corrugated | 20/240 | 2.14 | 2.09 | 2.05 | 2.00 | 2.00 | |
| 32 x 12 x 12" | ECT-32 Corrugated | 20/240 | 2.27 | 2.21 | 2.17 | 2.11 | 2.11 | |
| 32 x 16 x 16" | ECT-32 Corrugated | 15/150 | 5.37 | 5.23 | 5.14 | 5.00 | 5.00 | |
| 32 x 18 x 8" | ECT-32 Corrugated | 15/150 | 2.98 | 2.90 | 2.85 | 2.78 | 2.78 | |
| 32 x 18 x 12" | ECT-32 Corrugated | 15/150 | 3.52 | 3.44 | 3.38 | 3.29 | 3.29 | |
| 32 x 18 x 18" | ECT-32 Corrugated | 15/150 | 4.68 | 4.56 | 4.48 | 4.36 | 4.36 | |
| 32 x 24 x 24" | ECT-32 Corrugated | 15/150 | 8.06 | 7.86 | 7.72 | 7.52 | 7.52 | |
| 32 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 8.14 | 7.94 | 7.80 | 7.59 | 7.59 | |
| 32 x 24 x 24" | ECT-48 Double Wall Corrugated | 5/75 | 9.98 | 9.73 | 9.56 | 9.31 | 9.31 | |
| 32 x 32 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 10.93 | 10.65 | 10.47 | 10.19 | 10.19 | |
| 32 x 32 x 12" | ECT-32 Single Wall Corrugated | 10/150 | 8.92 | 8.69 | 8.54 | 8.31 | 8.31 | |
| 32 x 32 x 32" | ECT-32 Single Wall Corrugated | 5/120 | 9.53 | 9.29 | 9.13 | 8.89 | 8.89 | |
| 32 x 32 x 32" | ECT-48 Double Wall Corrugated | 5/90 | 17.28 | 16.84 | 16.55 | 16.11 | 16.11 | |
| 33 x 8 1/2 x 5" | ECT-32 Single Wall Corrugated | 25/375 | 1.87 | 1.83 | 1.80 | 1.75 | 1.75 | |
| 34 x 10 x 6" | ECT-32 Single Wall Corrugated | 10/300 | 1.45 | 1.41 | 1.39 | 1.35 | 1.35 | |
| 34 x 21 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 5.87 | 5.72 | 5.62 | 5.47 | 5.47 | |
| 34 x 34 x 34" | ECT-32 Single Wall Corrugated | 5/120 | 10.83 | 10.55 | 10.37 | 10.09 | 10.09 | |