| 27 x 14 x 9" | ECT-32 Single Wall Corrugated | 20/240 | $2.47 | $2.43 | $2.39 | $2.35 | $2.31 | |
| 27 x 27 x 27" | ECT-32 Single Wall Corrugated | 5/120 | 7.18 | 7.07 | 6.95 | 6.83 | 6.72 | |
| 28 x 4 x 4" | ECT-32 Single Wall Corrugated | 25/625 | 1.45 | 1.42 | 1.40 | 1.38 | 1.35 | |
| 28 x 5 x 24" | FOL | 10/120 | 3.80 | 3.74 | 3.68 | 3.62 | 3.56 | |
| 28 x 5 x 38" | FOL | 20/120 | 5.35 | 5.26 | 5.17 | 5.08 | 5.00 | |
| 28 x 6 x 6" | ECT-32 Single Wall Corrugated | 20/240 | 1.14 | 1.13 | 1.11 | 1.09 | 1.07 | |
| 28 x 6 x 20" | ECT-44 Single Wall Corrugated | 5/120 | 6.12 | 6.02 | 5.92 | 5.82 | 5.72 | |
| 28 x 6 x 52" | FOL | 5/120 | 9.95 | 9.79 | 9.63 | 9.47 | 9.31 | |
| 28 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 1.32 | 1.30 | 1.27 | 1.25 | 1.23 | |
| 28 x 10 x 10" | ECT-32 Single Wall Corrugated | 25/300 | 1.99 | 1.96 | 1.93 | 1.90 | 1.86 | |
| 28 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/300 | 1.54 | 1.52 | 1.49 | 1.47 | 1.44 | |
| 28 x 12 x 8" | ECT-32 Single Wall Corrugated | 25/300 | 2.90 | 2.85 | 2.80 | 2.76 | 2.71 | |
| 28 x 12 x 12" | ECT-32 Single Wall Corrugated | 20/240 | 2.18 | 2.15 | 2.11 | 2.08 | 2.04 | |
| 28 x 14 x 14" | ECT-32 Single Wall Corrugated | 20/120 | 2.77 | 2.72 | 2.68 | 2.63 | 2.59 | |
| 28 x 16 x 5" | ECT-32 Single Wall Corrugated | 25/300 | 3.53 | 3.47 | 3.42 | 3.36 | 3.30 | |
| 28 x 16 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 2.43 | 2.39 | 2.35 | 2.31 | 2.28 | |
| 28 x 16 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 2.23 | 2.19 | 2.16 | 2.12 | 2.08 | |
| 28 x 16 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 2.86 | 2.81 | 2.76 | 2.72 | 2.67 | |
| 28 x 16 x 14" | ECT-32 Single Wall Corrugated | 15/120 | 3.24 | 3.19 | 3.14 | 3.08 | 3.03 | |
| 28 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 2.39 | 2.35 | 2.31 | 2.27 | 2.23 | |
| 28 x 18 x 6" | ECT-32 Single Wall Corrugated | 20/140 | 4.47 | 4.40 | 4.33 | 4.25 | 4.18 | |
| 28 x 18 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 3.69 | 3.63 | 3.57 | 3.51 | 3.45 | |
| 28 x 18 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 3.94 | 3.88 | 3.81 | 3.75 | 3.69 | |
| 28 x 18 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 3.07 | 3.02 | 2.97 | 2.92 | 2.87 | |
| 28 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/150 | 3.41 | 3.35 | 3.30 | 3.24 | 3.19 | |
| 28 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 9.36 | 9.21 | 9.06 | 8.91 | 8.75 | |
| 28 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 4.96 | 4.88 | 4.80 | 4.72 | 4.64 | |
| 28 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 3.47 | 3.41 | 3.35 | 3.30 | 3.24 | |
| 28 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 3.79 | 3.72 | 3.66 | 3.60 | 3.54 | |
| 28 x 20 x 24" | 22,20,18,16,14" | 10/120 | 4.41 | 4.34 | 4.27 | 4.20 | 4.13 | |
| 28 x 20 x 25" | ECT-32 Single Wall Corrugated | 10/120 | 5.21 | 5.12 | 5.04 | 4.95 | 4.87 | |
| 28 x 24 x 6" | ECT-32 Single Wall Corrugated | 10/240 | 3.66 | 3.60 | 3.54 | 3.48 | 3.43 | |
| 28 x 24 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 9.35 | 9.20 | 9.05 | 8.90 | 8.75 | |
| 28 x 28 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 4.78 | 4.70 | 4.62 | 4.54 | 4.47 | |
| 28 x 28 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 9.40 | 9.25 | 9.10 | 8.95 | 8.79 | |
| 28 x 28 x 10" | ECT-32 Single Wall Corrugated | 10/150 | 8.91 | 8.77 | 8.62 | 8.48 | 8.33 | |
| 28 x 28 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 5.36 | 5.27 | 5.19 | 5.10 | 5.01 | |
| 28 x 28 x 12" | ECT-48 Double Wall Corrugated | 10/90 | 16.93 | 16.66 | 16.38 | 16.10 | 15.83 | |
| 28 x 28 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 5.54 | 5.45 | 5.36 | 5.27 | 5.18 | |
| 28 x 28 x 22" | ECT-32 Single Wall Corrugated | 10/150 | 10.25 | 10.08 | 9.91 | 9.75 | 9.58 | |
| 28 x 28 x 28" | ECT-32 Single Wall Corrugated | 5/120 | 6.30 | 6.19 | 6.09 | 5.99 | 5.89 | |
| 28 x 28 x 28" | ECT-48 Double Wall Corrugated | 5/90 | 17.58 | 17.29 | 17.01 | 16.72 | 16.44 | |
| 29 x 17 x 3" | ECT-32 Single Wall Corrugated | 25/300 | 3.66 | 3.60 | 3.54 | 3.48 | 3.42 | |
| 29 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 2.42 | 2.38 | 2.35 | 2.31 | 2.27 | |
| 29 x 17 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 4.25 | 4.19 | 4.12 | 4.05 | 3.98 | |
| 29 x 17 x 9" | ECT-32 Single Wall Corrugated | 15/150 | 2.75 | 2.71 | 2.66 | 2.62 | 2.57 | |
| 29 x 17 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 3.28 | 3.22 | 3.17 | 3.12 | 3.06 | |
| 29 x 17 x 15" | ECT-32 Single Wall Corrugated | 15/150 | 3.50 | 3.44 | 3.38 | 3.33 | 3.27 | |
| 29 x 17 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 4.29 | 4.22 | 4.15 | 4.08 | 4.01 | |
| 29 x 24 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 11.06 | 10.88 | 10.70 | 10.52 | 10.34 | |
| 30 x 5 x 24" | FOL | 10/120 | 2.97 | 2.92 | 2.87 | 2.82 | 2.77 | |
| 30 x 5 x 30" | FOL | 10/120 | 3.34 | 3.29 | 3.23 | 3.18 | 3.12 | |
| 30 x 6 x 6" | ECT-32 Single Wall Corrugated | 25/375 | 1.22 | 1.20 | 1.18 | 1.16 | 1.14 | |
| 30 x 6 x 24" | ECT-44 Corrugated | 10/140 | 7.23 | 7.12 | 7.00 | 6.88 | 6.76 | |
| 30 x 6 x 24" | Inside Telescopic HSC | 10/150 | 4.55 | 4.47 | 4.40 | 4.33 | 4.25 | |
| 30 x 6 x 30" | ECT-44 Corrugated | 10/120 | 8.46 | 8.32 | 8.18 | 8.04 | 7.91 | |
| 30 x 6 x 40" | ECT-44 Corrugated | 10/140 | 10.45 | 10.28 | 10.11 | 9.94 | 9.77 | |
| 30 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 1.47 | 1.45 | 1.42 | 1.40 | 1.37 | |
| 30 x 10 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 1.64 | 1.61 | 1.59 | 1.56 | 1.53 | |
| 30 x 12 x 4" | ECT-32 Single Wall Corrugated | 25/375 | 2.86 | 2.81 | 2.76 | 2.72 | 2.67 | |
| 30 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/250 | 2.91 | 2.86 | 2.81 | 2.77 | 2.72 | |
| 30 x 12 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 2.14 | 2.10 | 2.07 | 2.03 | 2.00 | |
| 30 x 13 x 13" | ECT-32 Single Wall Corrugated | 20/240 | 4.06 | 4.00 | 3.93 | 3.86 | 3.80 | |
| 30 x 14 x 7" | ECT-32 Single Wall Corrugated | 10/120 | 2.08 | 2.05 | 2.02 | 1.98 | 1.95 | |
| 30 x 14 x 10" | ECT-32 Single Wall Corrugated | 10/120 | 2.40 | 2.37 | 2.33 | 2.29 | 2.25 | |
| 30 x 15 x 15" | ECT-32 Single Wall Corrugated | 15/120 | 3.15 | 3.10 | 3.04 | 2.99 | 2.94 | |
| 30 x 15 x 15" | ECT-48 Double Wall Corrugated | 10/90 | 8.41 | 8.27 | 8.13 | 8.00 | 7.86 | |
| 30 x 17 x 16" | ECT-32 Single Wall Corrugated | 15/150 | 3.41 | 3.36 | 3.30 | 3.25 | 3.19 | |
| 30 x 17 x 16" | 14,12,10" | 15/150 | 3.83 | 3.76 | 3.70 | 3.64 | 3.58 | |
| 30 x 17 x 17" | ECT-51 Double Wall Corrugated | 5/75 | 5.56 | 5.47 | 5.38 | 5.29 | 5.20 | |
| 30 x 18 x 16" | ECT-32 Corrugated | 15/150 | 6.13 | 6.03 | 5.93 | 5.83 | 5.73 | |
| 30 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/120 | 3.30 | 3.24 | 3.19 | 3.13 | 3.08 | |
| 30 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 10.63 | 10.45 | 10.28 | 10.11 | 9.93 | |
| 30 x 20 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 2.87 | 2.83 | 2.78 | 2.73 | 2.69 | |
| 30 x 20 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 4.57 | 4.49 | 4.42 | 4.34 | 4.27 | |
| 30 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 3.70 | 3.64 | 3.58 | 3.52 | 3.46 | |
| 30 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 3.81 | 3.75 | 3.69 | 3.63 | 3.57 | |
| 30 x 20 x 18" | ECT-32 Single Wall Corrugated | 15/150 | 6.75 | 6.64 | 6.53 | 6.42 | 6.31 | |
| 30 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 4.18 | 4.11 | 4.05 | 3.98 | 3.91 | |
| 30 x 20 x 20" | ECT-44 - 18,16,14,12" | 10/120 | 6.20 | 6.10 | 6.00 | 5.90 | 5.80 | |
| 30 x 20 x 20" | ECT-48 Double Wall Corrugated | 10/70 | 8.41 | 8.27 | 8.14 | 8.00 | 7.86 | |
| 30 x 24 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 5.37 | 5.29 | 5.20 | 5.11 | 5.02 | |
| 30 x 24 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 4.82 | 4.74 | 4.66 | 4.58 | 4.50 | |
| 30 x 24 x 12" | 10,8,6,4" | 15/120 | 6.01 | 5.91 | 5.81 | 5.71 | 5.62 | |
| 30 x 24 x 12" | ECT-48 Double Wall Corrugated | 10/70 | 7.71 | 7.58 | 7.46 | 7.33 | 7.21 | |
| 30 x 24 x 20" | ECT-32 Single Wall Corrugated | 15/150 | 7.38 | 7.26 | 7.14 | 7.02 | 6.90 | |
| 30 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 9.10 | 8.95 | 8.81 | 8.66 | 8.51 | |
| 30 x 26 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 8.87 | 8.73 | 8.58 | 8.44 | 8.30 | |
| 30 x 30 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 4.72 | 4.64 | 4.57 | 4.49 | 4.41 | |
| 30 x 30 x 8" | ECT-32 Single Wall Corrugated | 10/120 | 4.92 | 4.84 | 4.76 | 4.68 | 4.60 | |
| 30 x 30 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 5.18 | 5.09 | 5.01 | 4.93 | 4.84 | |
| 30 x 30 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 7.25 | 7.14 | 7.02 | 6.90 | 6.78 | |
| 30 x 30 x 12" | ECT-48 Double Wall Corrugated | 5/75 | 12.75 | 12.54 | 12.34 | 12.13 | 11.92 | |
| 30 x 30 x 16" | ECT-32 Single Wall Corrugated | 10/120 | 6.42 | 6.31 | 6.21 | 6.11 | 6.00 | |
| 30 x 30 x 16" | ECT-48 Double Wall Corrugated | 5/90 | 13.54 | 13.31 | 13.09 | 12.87 | 12.65 | |
| 30 x 30 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 11.96 | 11.76 | 11.57 | 11.37 | 11.18 | |
| 30 x 30 x 20" | ECT-48 Double Wall Corrugated | 5/90 | 15.25 | 15.01 | 14.76 | 14.51 | 14.26 | |
| 30 x 30 x 25" | ECT-32 Single Wall Corrugated | 5/120 | 7.70 | 7.58 | 7.45 | 7.33 | 7.20 | |
| 30 x 30 x 30" | ECT-32 Single Wall Corrugated | 5/120 | 7.76 | 7.64 | 7.51 | 7.38 | 7.26 | |
| 30 x 30 x 30" | ECT-48 Double Wall Corrugated | 5/75 | 15.17 | 14.92 | 14.67 | 14.43 | 14.18 | |
| 30 x 30 x 30" | ECT-90 Triple Wall Corrugated | 5/30 | 41.06 | 40.40 | 39.73 | 39.06 | 38.39 | |
| 30 1/2 x 6 1/2 x 24" | Outside Telescopic HSC | 10/150 | 4.76 | 4.68 | 4.60 | 4.52 | 4.45 | |
| 31 x 16 x 9" | ECT-32 Corrugated | 10/120 | 4.22 | 4.15 | 4.08 | 4.01 | 3.94 | |
| 32 x 6 x 6" | ECT-32 Corrugated | 25/375 | 1.28 | 1.26 | 1.24 | 1.22 | 1.20 | |
| 32 x 8 x 8" | ECT-32 Corrugated | 25/375 | 1.45 | 1.42 | 1.40 | 1.37 | 1.35 | |
| 32 x 10 x 6 1/2" | ECT-32 Corrugated | 20/240 | 2.52 | 2.48 | 2.44 | 2.40 | 2.36 | |
| 32 x 10 x 10" | ECT-32 Corrugated | 20/240 | 3.04 | 2.99 | 2.94 | 2.89 | 2.84 | |
| 32 x 12 x 10" | ECT-32 Corrugated | 20/240 | 2.23 | 2.20 | 2.16 | 2.12 | 2.09 | |
| 32 x 12 x 12" | ECT-32 Corrugated | 20/240 | 2.36 | 2.32 | 2.28 | 2.25 | 2.21 | |
| 32 x 16 x 16" | ECT-32 Corrugated | 15/150 | 5.60 | 5.50 | 5.41 | 5.32 | 5.23 | |
| 32 x 18 x 8" | ECT-32 Corrugated | 15/150 | 3.11 | 3.06 | 3.01 | 2.96 | 2.90 | |
| 32 x 18 x 12" | ECT-32 Corrugated | 15/150 | 3.67 | 3.61 | 3.55 | 3.49 | 3.44 | |
| 32 x 18 x 18" | ECT-32 Corrugated | 15/150 | 4.88 | 4.80 | 4.72 | 4.64 | 4.56 | |
| 32 x 24 x 24" | ECT-32 Corrugated | 15/150 | 8.41 | 8.27 | 8.13 | 8.00 | 7.86 | |
| 32 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 8.49 | 8.35 | 8.21 | 8.08 | 7.94 | |
| 32 x 24 x 24" | ECT-48 Double Wall Corrugated | 5/75 | 9.38 | 9.23 | 9.08 | 8.93 | 8.77 | |
| 32 x 32 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 11.39 | 11.21 | 11.02 | 10.84 | 10.65 | |
| 32 x 32 x 12" | ECT-32 Single Wall Corrugated | 10/150 | 9.30 | 9.15 | 8.99 | 8.84 | 8.69 | |
| 32 x 32 x 32" | ECT-32 Single Wall Corrugated | 5/120 | 9.94 | 9.77 | 9.61 | 9.45 | 9.29 | |
| 32 x 32 x 32" | ECT-48 Double Wall Corrugated | 5/90 | 18.01 | 17.72 | 17.43 | 17.13 | 16.84 | |
| 33 x 8 1/2 x 5" | ECT-32 Single Wall Corrugated | 25/375 | 1.95 | 1.92 | 1.89 | 1.86 | 1.83 | |
| 34 x 10 x 6" | ECT-32 Single Wall Corrugated | 10/300 | 1.59 | 1.57 | 1.54 | 1.51 | 1.49 | |
| 34 x 21 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 6.12 | 6.02 | 5.92 | 5.82 | 5.72 | |
| 34 x 34 x 34" | ECT-32 Single Wall Corrugated | 5/120 | 11.29 | 11.10 | 10.92 | 10.74 | 10.55 | |