| 27 x 14 x 9" | ECT-32 Single Wall Corrugated | 20/240 | $2.03 | $2.01 | $1.99 | $1.97 | $1.97 | |
| 27 x 27 x 27" | ECT-32 Single Wall Corrugated | 5/120 | 6.56 | 6.50 | 6.44 | 6.38 | 6.38 | |
| 28 x 4 x 4" | ECT-32 Single Wall Corrugated | 25/625 | 1.32 | 1.31 | 1.30 | 1.28 | 1.28 | |
| 28 x 5 x 24" | FOL | 10/120 | 3.47 | 3.44 | 3.41 | 3.38 | 3.38 | |
| 28 x 5 x 38" | FOL | 20/120 | 4.88 | 4.84 | 4.79 | 4.74 | 4.74 | |
| 28 x 6 x 6" | ECT-32 Single Wall Corrugated | 20/240 | 1.05 | 1.04 | 1.03 | 1.02 | 1.02 | |
| 28 x 6 x 20" | ECT-44 Single Wall Corrugated | 5/120 | 6.15 | 6.09 | 6.03 | 5.97 | 5.97 | |
| 28 x 6 x 52" | FOL | 5/120 | 9.09 | 9.01 | 8.92 | 8.83 | 8.83 | |
| 28 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 1.20 | 1.19 | 1.18 | 1.17 | 1.17 | |
| 28 x 10 x 10" | ECT-32 Single Wall Corrugated | 25/300 | 1.73 | 1.71 | 1.70 | 1.68 | 1.68 | |
| 28 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/300 | 1.53 | 1.52 | 1.51 | 1.49 | 1.49 | |
| 28 x 12 x 8" | ECT-32 Single Wall Corrugated | 25/300 | 2.65 | 2.62 | 2.60 | 2.57 | 2.57 | |
| 28 x 12 x 12" | ECT-32 Single Wall Corrugated | 20/240 | 1.99 | 1.98 | 1.96 | 1.94 | 1.94 | |
| 28 x 14 x 14" | ECT-32 Single Wall Corrugated | 20/120 | 2.53 | 2.50 | 2.48 | 2.46 | 2.46 | |
| 28 x 16 x 5" | ECT-32 Single Wall Corrugated | 25/300 | 3.22 | 3.19 | 3.16 | 3.13 | 3.13 | |
| 28 x 16 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 2.22 | 2.20 | 2.18 | 2.16 | 2.16 | |
| 28 x 16 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 2.42 | 2.40 | 2.37 | 2.35 | 2.35 | |
| 28 x 16 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 2.61 | 2.58 | 2.56 | 2.54 | 2.54 | |
| 28 x 16 x 14" | ECT-32 Single Wall Corrugated | 15/120 | 2.96 | 2.93 | 2.91 | 2.88 | 2.88 | |
| 28 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 2.06 | 2.05 | 2.03 | 2.01 | 2.01 | |
| 28 x 18 x 6" | ECT-32 Single Wall Corrugated | 20/140 | 4.08 | 4.05 | 4.01 | 3.97 | 3.97 | |
| 28 x 18 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 3.37 | 3.34 | 3.31 | 3.27 | 3.27 | |
| 28 x 18 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 3.60 | 3.57 | 3.53 | 3.50 | 3.50 | |
| 28 x 18 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 2.81 | 2.78 | 2.75 | 2.73 | 2.73 | |
| 28 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/150 | 3.07 | 3.04 | 3.01 | 2.98 | 2.98 | |
| 28 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 8.55 | 8.47 | 8.39 | 8.31 | 8.31 | |
| 28 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 4.53 | 4.49 | 4.45 | 4.41 | 4.41 | |
| 28 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 3.17 | 3.14 | 3.11 | 3.08 | 3.08 | |
| 28 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 3.78 | 3.75 | 3.71 | 3.68 | 3.68 | |
| 28 x 20 x 24" | 22,20,18,16,14" | 10/120 | 6.96 | 6.89 | 6.83 | 6.76 | 6.76 | |
| 28 x 20 x 25" | ECT-32 Single Wall Corrugated | 10/120 | 4.76 | 4.71 | 4.67 | 4.62 | 4.62 | |
| 28 x 24 x 6" | ECT-32 Single Wall Corrugated | 10/240 | 3.35 | 3.32 | 3.28 | 3.25 | 3.25 | |
| 28 x 24 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 8.55 | 8.46 | 8.38 | 8.30 | 8.30 | |
| 28 x 28 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 4.36 | 4.32 | 4.28 | 4.24 | 4.24 | |
| 28 x 28 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 8.59 | 8.51 | 8.43 | 8.35 | 8.35 | |
| 28 x 28 x 10" | ECT-32 Single Wall Corrugated | 10/150 | 8.14 | 8.06 | 7.99 | 7.91 | 7.91 | |
| 28 x 28 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 4.90 | 4.85 | 4.80 | 4.76 | 4.76 | |
| 28 x 28 x 12" | ECT-48 Double Wall Corrugated | 10/90 | 15.47 | 15.32 | 15.17 | 15.03 | 15.03 | |
| 28 x 28 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 6.12 | 6.06 | 6.00 | 5.94 | 5.94 | |
| 28 x 28 x 22" | ECT-32 Single Wall Corrugated | 10/150 | 9.36 | 9.27 | 9.18 | 9.10 | 9.10 | |
| 28 x 28 x 28" | ECT-32 Single Wall Corrugated | 5/120 | 7.08 | 7.01 | 6.94 | 6.88 | 6.88 | |
| 28 x 28 x 28" | ECT-48 Double Wall Corrugated | 5/90 | 16.06 | 15.91 | 15.76 | 15.60 | 15.60 | |
| 29 x 17 x 3" | ECT-32 Single Wall Corrugated | 25/300 | 3.34 | 3.31 | 3.28 | 3.25 | 3.25 | |
| 29 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 2.21 | 2.19 | 2.17 | 2.15 | 2.15 | |
| 29 x 17 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 3.89 | 3.85 | 3.81 | 3.78 | 3.78 | |
| 29 x 17 x 9" | ECT-32 Single Wall Corrugated | 15/150 | 2.52 | 2.49 | 2.47 | 2.44 | 2.44 | |
| 29 x 17 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 2.98 | 2.95 | 2.92 | 2.89 | 2.89 | |
| 29 x 17 x 15" | ECT-32 Single Wall Corrugated | 15/150 | 3.18 | 3.15 | 3.12 | 3.09 | 3.09 | |
| 29 x 17 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 3.92 | 3.88 | 3.84 | 3.80 | 3.80 | |
| 29 x 24 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 10.10 | 10.00 | 9.91 | 9.81 | 9.81 | |
| 30 x 5 x 24" | FOL | 10/120 | 2.58 | 2.55 | 2.53 | 2.50 | 2.50 | |
| 30 x 5 x 30" | FOL | 10/120 | 3.05 | 3.02 | 2.99 | 2.96 | 2.96 | |
| 30 x 6 x 6" | ECT-32 Single Wall Corrugated | 25/375 | 1.09 | 1.08 | 1.07 | 1.06 | 1.06 | |
| 30 x 6 x 24" | ECT-44 Corrugated | 10/140 | 6.61 | 6.54 | 6.48 | 6.42 | 6.42 | |
| 30 x 6 x 24" | Inside Telescopic HSC | 10/150 | 4.10 | 4.06 | 4.02 | 3.99 | 3.99 | |
| 30 x 6 x 30" | ECT-44 Corrugated | 10/120 | 7.72 | 7.65 | 7.58 | 7.51 | 7.51 | |
| 30 x 6 x 40" | ECT-44 Corrugated | 10/140 | 9.54 | 9.45 | 9.36 | 9.27 | 9.27 | |
| 30 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 1.34 | 1.33 | 1.32 | 1.30 | 1.30 | |
| 30 x 10 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 1.65 | 1.63 | 1.62 | 1.60 | 1.60 | |
| 30 x 12 x 4" | ECT-32 Single Wall Corrugated | 25/375 | 2.61 | 2.59 | 2.56 | 2.54 | 2.54 | |
| 30 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/250 | 2.66 | 2.63 | 2.61 | 2.58 | 2.58 | |
| 30 x 12 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 2.08 | 2.06 | 2.04 | 2.02 | 2.02 | |
| 30 x 13 x 13" | ECT-32 Single Wall Corrugated | 20/240 | 3.71 | 3.68 | 3.64 | 3.61 | 3.61 | |
| 30 x 14 x 7" | ECT-32 Single Wall Corrugated | 10/120 | 1.90 | 1.89 | 1.87 | 1.85 | 1.85 | |
| 30 x 14 x 10" | ECT-32 Single Wall Corrugated | 10/120 | 2.20 | 2.18 | 2.16 | 2.13 | 2.13 | |
| 30 x 15 x 15" | ECT-32 Single Wall Corrugated | 15/120 | 2.87 | 2.85 | 2.82 | 2.79 | 2.79 | |
| 30 x 15 x 15" | ECT-48 Double Wall Corrugated | 10/90 | 7.68 | 7.61 | 7.53 | 7.46 | 7.46 | |
| 30 x 17 x 16" | ECT-32 Single Wall Corrugated | 15/150 | 3.12 | 3.09 | 3.06 | 3.03 | 3.03 | |
| 30 x 17 x 16" | 14,12,10" | 15/150 | 3.50 | 3.46 | 3.43 | 3.40 | 3.40 | |
| 30 x 17 x 17" | ECT-51 Double Wall Corrugated | 5/75 | 5.93 | 5.87 | 5.81 | 5.76 | 5.76 | |
| 30 x 18 x 16" | ECT-32 Corrugated | 15/150 | 5.60 | 5.55 | 5.49 | 5.44 | 5.44 | |
| 30 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/120 | 3.63 | 3.59 | 3.56 | 3.52 | 3.52 | |
| 30 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 9.71 | 9.61 | 9.52 | 9.43 | 9.43 | |
| 30 x 20 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 2.62 | 2.60 | 2.57 | 2.55 | 2.55 | |
| 30 x 20 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 4.17 | 4.13 | 4.09 | 4.05 | 4.05 | |
| 30 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 3.17 | 3.14 | 3.11 | 3.08 | 3.08 | |
| 30 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 3.48 | 3.45 | 3.42 | 3.39 | 3.39 | |
| 30 x 20 x 18" | ECT-32 Single Wall Corrugated | 15/150 | 6.17 | 6.11 | 6.05 | 5.99 | 5.99 | |
| 30 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 4.18 | 4.14 | 4.10 | 4.06 | 4.06 | |
| 30 x 20 x 20" | ECT-44 - 18,16,14,12" | 10/120 | 5.67 | 5.61 | 5.56 | 5.51 | 5.51 | |
| 30 x 20 x 20" | ECT-48 Double Wall Corrugated | 10/70 | 7.64 | 7.57 | 7.49 | 7.42 | 7.42 | |
| 30 x 24 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 4.81 | 4.76 | 4.72 | 4.67 | 4.67 | |
| 30 x 24 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 4.40 | 4.36 | 4.32 | 4.28 | 4.28 | |
| 30 x 24 x 12" | 10,8,6,4" | 15/120 | 5.49 | 5.44 | 5.38 | 5.33 | 5.33 | |
| 30 x 24 x 12" | ECT-48 Double Wall Corrugated | 10/70 | 7.04 | 6.98 | 6.91 | 6.84 | 6.84 | |
| 30 x 24 x 20" | ECT-32 Single Wall Corrugated | 15/150 | 6.74 | 6.67 | 6.61 | 6.55 | 6.55 | |
| 30 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 8.71 | 8.63 | 8.54 | 8.46 | 8.46 | |
| 30 x 26 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 8.11 | 8.03 | 7.95 | 7.88 | 7.88 | |
| 30 x 30 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 5.59 | 5.53 | 5.48 | 5.43 | 5.43 | |
| 30 x 30 x 8" | ECT-32 Single Wall Corrugated | 10/120 | 4.95 | 4.90 | 4.86 | 4.81 | 4.81 | |
| 30 x 30 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 5.54 | 5.49 | 5.44 | 5.39 | 5.39 | |
| 30 x 30 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 6.63 | 6.56 | 6.50 | 6.44 | 6.44 | |
| 30 x 30 x 12" | ECT-48 Double Wall Corrugated | 5/75 | 11.65 | 11.54 | 11.43 | 11.32 | 11.32 | |
| 30 x 30 x 16" | ECT-32 Single Wall Corrugated | 10/120 | 5.86 | 5.81 | 5.75 | 5.70 | 5.70 | |
| 30 x 30 x 16" | ECT-48 Double Wall Corrugated | 5/90 | 12.36 | 12.25 | 12.13 | 12.01 | 12.01 | |
| 30 x 30 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 10.92 | 10.82 | 10.72 | 10.61 | 10.61 | |
| 30 x 30 x 20" | ECT-48 Double Wall Corrugated | 5/90 | 13.94 | 13.80 | 13.67 | 13.54 | 13.54 | |
| 30 x 30 x 25" | ECT-32 Single Wall Corrugated | 5/120 | 7.03 | 6.97 | 6.90 | 6.84 | 6.84 | |
| 30 x 30 x 30" | ECT-32 Single Wall Corrugated | 5/120 | 8.41 | 8.33 | 8.25 | 8.17 | 8.17 | |
| 30 x 30 x 30" | ECT-48 Double Wall Corrugated | 5/75 | 13.85 | 13.72 | 13.59 | 13.46 | 13.46 | |
| 30 x 30 x 30" | ECT-90 Triple Wall Corrugated | 5/30 | 37.51 | 37.16 | 36.80 | 36.45 | 36.45 | |
| 30 1/2 x 6 1/2 x 24" | Outside Telescopic HSC | 10/150 | 4.30 | 4.26 | 4.22 | 4.18 | 4.18 | |
| 31 x 16 x 9" | ECT-32 Corrugated | 10/120 | 3.85 | 3.82 | 3.78 | 3.74 | 3.74 | |
| 32 x 6 x 6" | ECT-32 Corrugated | 25/375 | 1.17 | 1.16 | 1.15 | 1.14 | 1.14 | |
| 32 x 8 x 8" | ECT-32 Corrugated | 25/375 | 1.32 | 1.31 | 1.30 | 1.28 | 1.28 | |
| 32 x 10 x 6 1/2" | ECT-32 Corrugated | 20/240 | 2.30 | 2.28 | 2.26 | 2.24 | 2.24 | |
| 32 x 10 x 10" | ECT-32 Corrugated | 20/240 | 2.78 | 2.75 | 2.72 | 2.70 | 2.70 | |
| 32 x 12 x 10" | ECT-32 Corrugated | 20/240 | 2.04 | 2.02 | 2.00 | 1.98 | 1.98 | |
| 32 x 12 x 12" | ECT-32 Corrugated | 20/240 | 2.16 | 2.14 | 2.12 | 2.10 | 2.10 | |
| 32 x 16 x 16" | ECT-32 Corrugated | 15/150 | 5.11 | 5.06 | 5.01 | 4.97 | 4.97 | |
| 32 x 18 x 8" | ECT-32 Corrugated | 15/150 | 2.84 | 2.81 | 2.78 | 2.76 | 2.76 | |
| 32 x 18 x 12" | ECT-32 Corrugated | 15/150 | 3.21 | 3.18 | 3.15 | 3.12 | 3.12 | |
| 32 x 18 x 18" | ECT-32 Corrugated | 15/150 | 4.45 | 4.41 | 4.37 | 4.33 | 4.33 | |
| 32 x 24 x 24" | ECT-32 Corrugated | 15/150 | 7.68 | 7.61 | 7.53 | 7.46 | 7.46 | |
| 32 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 7.37 | 7.30 | 7.23 | 7.16 | 7.16 | |
| 32 x 24 x 24" | ECT-48 Double Wall Corrugated | 5/75 | 9.51 | 9.42 | 9.33 | 9.24 | 9.24 | |
| 32 x 32 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 10.41 | 10.31 | 10.21 | 10.11 | 10.11 | |
| 32 x 32 x 12" | ECT-32 Single Wall Corrugated | 10/150 | 8.49 | 8.41 | 8.33 | 8.25 | 8.25 | |
| 32 x 32 x 32" | ECT-32 Single Wall Corrugated | 5/120 | 9.08 | 8.99 | 8.90 | 8.82 | 8.82 | |
| 32 x 32 x 32" | ECT-48 Double Wall Corrugated | 5/90 | 16.46 | 16.30 | 16.14 | 15.99 | 15.99 | |
| 33 x 8 1/2 x 5" | ECT-32 Single Wall Corrugated | 25/375 | 1.78 | 1.77 | 1.75 | 1.73 | 1.73 | |
| 34 x 10 x 6" | ECT-32 Single Wall Corrugated | 10/300 | 1.58 | 1.57 | 1.56 | 1.54 | 1.54 | |
| 34 x 21 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 5.59 | 5.54 | 5.48 | 5.43 | 5.43 | |
| 34 x 34 x 34" | ECT-32 Single Wall Corrugated | 5/120 | 10.31 | 10.21 | 10.12 | 10.02 | 10.02 | |