| 27 x 14 x 9" | ECT-32 Single Wall Corrugated | 20/240 | $2.26 | $2.17 | $2.09 | $2.00 | $1.92 | |
| 27 x 27 x 27" | ECT-32 Single Wall Corrugated | 5/120 | 7.77 | 7.48 | 7.18 | 6.89 | 6.60 | |
| 28 x 4 x 4" | ECT-32 Single Wall Corrugated | 25/625 | 1.56 | 1.50 | 1.45 | 1.39 | 1.33 | |
| 28 x 5 x 24" | FOL | 10/120 | 3.38 | 3.25 | 3.12 | 3.00 | 2.87 | |
| 28 x 5 x 38" | FOL | 20/120 | 6.02 | 5.79 | 5.57 | 5.34 | 5.12 | |
| 28 x 6 x 6" | ECT-32 Single Wall Corrugated | 20/240 | 1.25 | 1.21 | 1.16 | 1.11 | 1.07 | |
| 28 x 6 x 20" | ECT-44 Single Wall Corrugated | 5/120 | 6.62 | 6.37 | 6.12 | 5.87 | 5.62 | |
| 28 x 6 x 52" | FOL | 5/120 | 10.76 | 10.36 | 9.95 | 9.55 | 9.14 | |
| 28 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 1.56 | 1.50 | 1.44 | 1.38 | 1.32 | |
| 28 x 10 x 10" | ECT-32 Single Wall Corrugated | 25/300 | 1.85 | 1.78 | 1.71 | 1.64 | 1.57 | |
| 28 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/300 | 1.93 | 1.86 | 1.79 | 1.72 | 1.64 | |
| 28 x 12 x 8" | ECT-32 Single Wall Corrugated | 25/300 | 3.13 | 3.02 | 2.90 | 2.78 | 2.66 | |
| 28 x 12 x 12" | ECT-32 Single Wall Corrugated | 20/240 | 2.30 | 2.21 | 2.12 | 2.04 | 1.95 | |
| 28 x 14 x 14" | ECT-32 Single Wall Corrugated | 20/120 | 3.35 | 3.23 | 3.10 | 2.97 | 2.85 | |
| 28 x 16 x 5" | ECT-32 Single Wall Corrugated | 25/300 | 3.82 | 3.67 | 3.53 | 3.39 | 3.24 | |
| 28 x 16 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 2.64 | 2.54 | 2.44 | 2.34 | 2.24 | |
| 28 x 16 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 2.78 | 2.67 | 2.57 | 2.46 | 2.36 | |
| 28 x 16 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 2.87 | 2.76 | 2.65 | 2.54 | 2.44 | |
| 28 x 16 x 14" | ECT-32 Single Wall Corrugated | 15/120 | 3.15 | 3.04 | 2.92 | 2.80 | 2.68 | |
| 28 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 2.38 | 2.29 | 2.20 | 2.11 | 2.02 | |
| 28 x 18 x 6" | ECT-32 Single Wall Corrugated | 20/140 | 4.95 | 4.76 | 4.58 | 4.39 | 4.21 | |
| 28 x 18 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 3.99 | 3.84 | 3.69 | 3.54 | 3.39 | |
| 28 x 18 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 4.26 | 4.10 | 3.94 | 3.78 | 3.62 | |
| 28 x 18 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 3.32 | 3.20 | 3.07 | 2.95 | 2.82 | |
| 28 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/150 | 3.91 | 3.77 | 3.62 | 3.47 | 3.32 | |
| 28 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 10.12 | 9.74 | 9.36 | 8.98 | 8.60 | |
| 28 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 5.37 | 5.17 | 4.96 | 4.76 | 4.56 | |
| 28 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 3.75 | 3.61 | 3.47 | 3.33 | 3.19 | |
| 28 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 4.48 | 4.31 | 4.14 | 3.97 | 3.81 | |
| 28 x 20 x 24" | 22,20,18,16,14" | 10/120 | 5.23 | 5.03 | 4.83 | 4.64 | 4.44 | |
| 28 x 20 x 25" | ECT-32 Single Wall Corrugated | 10/120 | 5.08 | 4.89 | 4.70 | 4.51 | 4.32 | |
| 28 x 24 x 6" | ECT-32 Single Wall Corrugated | 10/240 | 4.02 | 3.87 | 3.72 | 3.57 | 3.42 | |
| 28 x 24 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 10.12 | 9.73 | 9.35 | 8.97 | 8.59 | |
| 28 x 28 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 5.10 | 4.90 | 4.71 | 4.52 | 4.33 | |
| 28 x 28 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 9.05 | 8.71 | 8.37 | 8.03 | 7.69 | |
| 28 x 28 x 10" | ECT-32 Single Wall Corrugated | 10/150 | 9.64 | 9.27 | 8.91 | 8.55 | 8.19 | |
| 28 x 28 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 5.80 | 5.58 | 5.36 | 5.14 | 4.92 | |
| 28 x 28 x 12" | ECT-48 Double Wall Corrugated | 10/90 | 18.31 | 17.62 | 16.93 | 16.24 | 15.55 | |
| 28 x 28 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 7.39 | 7.12 | 6.84 | 6.56 | 6.28 | |
| 28 x 28 x 22" | ECT-32 Single Wall Corrugated | 10/150 | 11.08 | 10.66 | 10.25 | 9.83 | 9.41 | |
| 28 x 28 x 28" | ECT-32 Single Wall Corrugated | 5/120 | 8.56 | 8.24 | 7.92 | 7.60 | 7.27 | |
| 28 x 28 x 28" | ECT-48 Double Wall Corrugated | 5/90 | 19.01 | 18.29 | 17.58 | 16.87 | 16.15 | |
| 29 x 17 x 3" | ECT-32 Single Wall Corrugated | 25/300 | 4.29 | 4.13 | 3.97 | 3.80 | 3.64 | |
| 29 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 2.62 | 2.52 | 2.42 | 2.33 | 2.23 | |
| 29 x 17 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 4.95 | 4.76 | 4.58 | 4.39 | 4.21 | |
| 29 x 17 x 9" | ECT-32 Single Wall Corrugated | 15/150 | 2.84 | 2.74 | 2.63 | 2.52 | 2.42 | |
| 29 x 17 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 3.54 | 3.41 | 3.28 | 3.14 | 3.01 | |
| 29 x 17 x 15" | ECT-32 Single Wall Corrugated | 15/150 | 3.51 | 3.38 | 3.25 | 3.11 | 2.98 | |
| 29 x 17 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 4.39 | 4.23 | 4.06 | 3.90 | 3.73 | |
| 29 x 24 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 11.95 | 11.51 | 11.06 | 10.61 | 10.16 | |
| 30 x 5 x 24" | FOL | 10/120 | 3.09 | 2.98 | 2.86 | 2.74 | 2.63 | |
| 30 x 5 x 30" | FOL | 10/120 | 3.69 | 3.55 | 3.41 | 3.28 | 3.14 | |
| 30 x 6 x 6" | ECT-32 Single Wall Corrugated | 25/375 | 1.23 | 1.18 | 1.13 | 1.09 | 1.04 | |
| 30 x 6 x 24" | ECT-44 Corrugated | 10/140 | 7.82 | 7.53 | 7.23 | 6.94 | 6.64 | |
| 30 x 6 x 24" | Inside Telescopic HSC | 10/150 | 4.72 | 4.54 | 4.37 | 4.19 | 4.01 | |
| 30 x 6 x 30" | ECT-44 Corrugated | 10/120 | 9.14 | 8.80 | 8.46 | 8.11 | 7.77 | |
| 30 x 6 x 40" | ECT-44 Corrugated | 10/140 | 11.29 | 10.87 | 10.45 | 10.02 | 9.60 | |
| 30 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 1.59 | 1.53 | 1.47 | 1.41 | 1.35 | |
| 30 x 10 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 2.31 | 2.22 | 2.14 | 2.05 | 1.96 | |
| 30 x 12 x 4" | ECT-32 Single Wall Corrugated | 25/375 | 3.03 | 2.91 | 2.80 | 2.69 | 2.57 | |
| 30 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/250 | 3.14 | 3.03 | 2.91 | 2.79 | 2.67 | |
| 30 x 12 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 2.63 | 2.53 | 2.43 | 2.33 | 2.23 | |
| 30 x 13 x 13" | ECT-32 Single Wall Corrugated | 20/240 | 4.39 | 4.23 | 4.06 | 3.90 | 3.73 | |
| 30 x 14 x 7" | ECT-32 Single Wall Corrugated | 10/120 | 2.24 | 2.15 | 2.07 | 1.98 | 1.90 | |
| 30 x 14 x 10" | ECT-32 Single Wall Corrugated | 10/120 | 2.63 | 2.53 | 2.43 | 2.34 | 2.24 | |
| 30 x 15 x 15" | ECT-32 Single Wall Corrugated | 15/120 | 3.22 | 3.10 | 2.98 | 2.86 | 2.74 | |
| 30 x 15 x 15" | ECT-48 Double Wall Corrugated | 10/90 | 9.09 | 8.75 | 8.41 | 8.06 | 7.72 | |
| 30 x 17 x 16" | ECT-32 Single Wall Corrugated | 15/150 | 3.69 | 3.55 | 3.41 | 3.28 | 3.14 | |
| 30 x 17 x 16" | 14,12,10" | 15/150 | 3.69 | 3.56 | 3.42 | 3.28 | 3.14 | |
| 30 x 17 x 17" | ECT-51 Double Wall Corrugated | 5/75 | 6.65 | 6.40 | 6.15 | 5.90 | 5.65 | |
| 30 x 18 x 16" | ECT-32 Corrugated | 15/150 | 6.29 | 6.05 | 5.82 | 5.58 | 5.34 | |
| 30 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/120 | 4.29 | 4.13 | 3.97 | 3.81 | 3.65 | |
| 30 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 11.49 | 11.06 | 10.63 | 10.19 | 9.76 | |
| 30 x 20 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 3.11 | 2.99 | 2.87 | 2.76 | 2.64 | |
| 30 x 20 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 5.32 | 5.12 | 4.92 | 4.72 | 4.52 | |
| 30 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 3.70 | 3.56 | 3.42 | 3.28 | 3.14 | |
| 30 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 3.87 | 3.72 | 3.58 | 3.43 | 3.29 | |
| 30 x 20 x 18" | ECT-32 Single Wall Corrugated | 15/150 | 7.30 | 7.03 | 6.75 | 6.48 | 6.20 | |
| 30 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 4.74 | 4.56 | 4.39 | 4.21 | 4.03 | |
| 30 x 20 x 20" | ECT-44 - 18,16,14,12" | 10/120 | 6.71 | 6.45 | 6.20 | 5.95 | 5.70 | |
| 30 x 20 x 20" | ECT-48 Double Wall Corrugated | 10/70 | 7.82 | 7.53 | 7.23 | 6.94 | 6.64 | |
| 30 x 24 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 5.51 | 5.30 | 5.09 | 4.89 | 4.68 | |
| 30 x 24 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 4.82 | 4.64 | 4.46 | 4.28 | 4.10 | |
| 30 x 24 x 12" | 10,8,6,4" | 15/120 | 6.50 | 6.25 | 6.01 | 5.76 | 5.52 | |
| 30 x 24 x 12" | ECT-48 Double Wall Corrugated | 10/70 | 7.30 | 7.03 | 6.75 | 6.48 | 6.20 | |
| 30 x 24 x 20" | ECT-32 Single Wall Corrugated | 15/150 | 7.85 | 7.56 | 7.26 | 6.97 | 6.67 | |
| 30 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 9.84 | 9.47 | 9.10 | 8.73 | 8.36 | |
| 30 x 26 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 9.59 | 9.23 | 8.87 | 8.51 | 8.15 | |
| 30 x 30 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 6.61 | 6.36 | 6.12 | 5.87 | 5.62 | |
| 30 x 30 x 8" | ECT-32 Single Wall Corrugated | 10/120 | 5.92 | 5.70 | 5.48 | 5.25 | 5.03 | |
| 30 x 30 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 6.49 | 6.25 | 6.01 | 5.76 | 5.52 | |
| 30 x 30 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 7.84 | 7.55 | 7.25 | 6.96 | 6.66 | |
| 30 x 30 x 12" | ECT-48 Double Wall Corrugated | 5/75 | 13.79 | 13.27 | 12.75 | 12.23 | 11.71 | |
| 30 x 30 x 16" | ECT-32 Single Wall Corrugated | 10/120 | 6.94 | 6.68 | 6.42 | 6.16 | 5.90 | |
| 30 x 30 x 16" | ECT-48 Double Wall Corrugated | 5/90 | 14.64 | 14.09 | 13.54 | 12.98 | 12.43 | |
| 30 x 30 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 12.93 | 12.44 | 11.96 | 11.47 | 10.98 | |
| 30 x 30 x 20" | ECT-48 Double Wall Corrugated | 5/90 | 16.49 | 15.87 | 15.25 | 14.63 | 14.01 | |
| 30 x 30 x 25" | ECT-32 Single Wall Corrugated | 5/120 | 8.33 | 8.01 | 7.70 | 7.39 | 7.07 | |
| 30 x 30 x 30" | ECT-32 Single Wall Corrugated | 5/120 | 9.06 | 8.72 | 8.38 | 8.04 | 7.70 | |
| 30 x 30 x 30" | ECT-48 Double Wall Corrugated | 5/75 | 14.54 | 14.00 | 13.45 | 12.90 | 12.36 | |
| 30 x 30 x 30" | ECT-90 Triple Wall Corrugated | 5/30 | 44.40 | 42.73 | 41.06 | 39.39 | 37.73 | |
| 30 1/2 x 6 1/2 x 24" | Outside Telescopic HSC | 10/150 | 4.94 | 4.75 | 4.57 | 4.38 | 4.20 | |
| 31 x 16 x 9" | ECT-32 Corrugated | 10/120 | 4.56 | 4.39 | 4.22 | 4.04 | 3.87 | |
| 32 x 6 x 6" | ECT-32 Corrugated | 25/375 | 1.49 | 1.43 | 1.38 | 1.32 | 1.27 | |
| 32 x 8 x 8" | ECT-32 Corrugated | 25/375 | 1.55 | 1.49 | 1.43 | 1.37 | 1.32 | |
| 32 x 10 x 6 1/2" | ECT-32 Corrugated | 20/240 | 2.91 | 2.80 | 2.69 | 2.58 | 2.47 | |
| 32 x 10 x 10" | ECT-32 Corrugated | 20/240 | 3.29 | 3.16 | 3.04 | 2.92 | 2.79 | |
| 32 x 12 x 10" | ECT-32 Corrugated | 20/240 | 2.41 | 2.32 | 2.23 | 2.14 | 2.05 | |
| 32 x 12 x 12" | ECT-32 Corrugated | 20/240 | 2.54 | 2.44 | 2.35 | 2.25 | 2.16 | |
| 32 x 16 x 16" | ECT-32 Corrugated | 15/150 | 6.17 | 5.94 | 5.71 | 5.48 | 5.24 | |
| 32 x 18 x 8" | ECT-32 Corrugated | 15/150 | 3.30 | 3.18 | 3.05 | 2.93 | 2.80 | |
| 32 x 18 x 12" | ECT-32 Corrugated | 15/150 | 3.58 | 3.44 | 3.31 | 3.17 | 3.04 | |
| 32 x 18 x 18" | ECT-32 Corrugated | 15/150 | 5.27 | 5.08 | 4.88 | 4.68 | 4.48 | |
| 32 x 24 x 24" | ECT-32 Corrugated | 15/150 | 9.09 | 8.75 | 8.41 | 8.06 | 7.72 | |
| 32 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 9.18 | 8.83 | 8.49 | 8.14 | 7.80 | |
| 32 x 24 x 24" | ECT-48 Double Wall Corrugated | 5/75 | 11.25 | 10.83 | 10.41 | 9.98 | 9.56 | |
| 32 x 32 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 12.32 | 11.85 | 11.39 | 10.93 | 10.47 | |
| 32 x 32 x 12" | ECT-32 Single Wall Corrugated | 10/150 | 10.05 | 9.67 | 9.30 | 8.92 | 8.54 | |
| 32 x 32 x 32" | ECT-32 Single Wall Corrugated | 5/120 | 10.74 | 10.34 | 9.94 | 9.53 | 9.13 | |
| 32 x 32 x 32" | ECT-48 Double Wall Corrugated | 5/90 | 17.77 | 17.10 | 16.43 | 15.77 | 15.10 | |
| 33 x 8 1/2 x 5" | ECT-32 Single Wall Corrugated | 25/375 | 2.11 | 2.03 | 1.95 | 1.87 | 1.80 | |
| 34 x 10 x 6" | ECT-32 Single Wall Corrugated | 10/300 | 1.85 | 1.79 | 1.72 | 1.65 | 1.58 | |
| 34 x 21 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 6.62 | 6.37 | 6.12 | 5.87 | 5.62 | |
| 34 x 34 x 34" | ECT-32 Single Wall Corrugated | 5/120 | 12.21 | 11.75 | 11.29 | 10.83 | 10.37 | |