| 27 x 14 x 9" | ECT-32 Single Wall Corrugated | 20/240 | $2.10 | $2.05 | $2.01 | $1.96 | $1.95 | |
| 27 x 27 x 27" | ECT-32 Single Wall Corrugated | 5/120 | 6.81 | 6.65 | 6.50 | 6.35 | 6.31 | |
| 28 x 4 x 4" | ECT-32 Single Wall Corrugated | 25/625 | 1.37 | 1.34 | 1.31 | 1.28 | 1.27 | |
| 28 x 5 x 24" | FOL | 10/120 | 3.60 | 3.52 | 3.44 | 3.36 | 3.34 | |
| 28 x 5 x 38" | FOL | 20/120 | 5.07 | 4.95 | 4.84 | 4.72 | 4.70 | |
| 28 x 6 x 6" | ECT-32 Single Wall Corrugated | 20/240 | 1.09 | 1.06 | 1.04 | 1.01 | 1.01 | |
| 28 x 6 x 20" | ECT-44 Single Wall Corrugated | 5/120 | 6.38 | 6.23 | 6.09 | 5.94 | 5.91 | |
| 28 x 6 x 52" | FOL | 5/120 | 9.43 | 9.22 | 9.01 | 8.79 | 8.75 | |
| 28 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 1.25 | 1.22 | 1.19 | 1.16 | 1.16 | |
| 28 x 10 x 10" | ECT-32 Single Wall Corrugated | 25/300 | 1.80 | 1.75 | 1.71 | 1.67 | 1.67 | |
| 28 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/300 | 1.59 | 1.56 | 1.52 | 1.48 | 1.48 | |
| 28 x 12 x 8" | ECT-32 Single Wall Corrugated | 25/300 | 2.75 | 2.69 | 2.62 | 2.56 | 2.55 | |
| 28 x 12 x 12" | ECT-32 Single Wall Corrugated | 20/240 | 2.07 | 2.02 | 1.98 | 1.93 | 1.92 | |
| 28 x 14 x 14" | ECT-32 Single Wall Corrugated | 20/120 | 2.62 | 2.56 | 2.50 | 2.44 | 2.43 | |
| 28 x 16 x 5" | ECT-32 Single Wall Corrugated | 25/300 | 3.35 | 3.27 | 3.19 | 3.12 | 3.10 | |
| 28 x 16 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 2.31 | 2.25 | 2.20 | 2.15 | 2.14 | |
| 28 x 16 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 2.51 | 2.45 | 2.40 | 2.34 | 2.33 | |
| 28 x 16 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 2.71 | 2.65 | 2.58 | 2.52 | 2.51 | |
| 28 x 16 x 14" | ECT-32 Single Wall Corrugated | 15/120 | 3.07 | 3.00 | 2.93 | 2.86 | 2.85 | |
| 28 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 2.14 | 2.09 | 2.05 | 2.00 | 1.99 | |
| 28 x 18 x 6" | ECT-32 Single Wall Corrugated | 20/140 | 4.24 | 4.14 | 4.05 | 3.95 | 3.93 | |
| 28 x 18 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 3.50 | 3.42 | 3.34 | 3.26 | 3.24 | |
| 28 x 18 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 3.74 | 3.65 | 3.57 | 3.48 | 3.47 | |
| 28 x 18 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 2.91 | 2.84 | 2.78 | 2.71 | 2.70 | |
| 28 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/150 | 3.18 | 3.11 | 3.04 | 2.96 | 2.95 | |
| 28 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 8.88 | 8.67 | 8.47 | 8.27 | 8.23 | |
| 28 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 4.71 | 4.60 | 4.49 | 4.38 | 4.36 | |
| 28 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 3.29 | 3.21 | 3.14 | 3.06 | 3.05 | |
| 28 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 3.93 | 3.84 | 3.75 | 3.66 | 3.64 | |
| 28 x 20 x 24" | 22,20,18,16,14" | 10/120 | 7.22 | 7.06 | 6.89 | 6.73 | 6.70 | |
| 28 x 20 x 25" | ECT-32 Single Wall Corrugated | 10/120 | 4.94 | 4.83 | 4.71 | 4.60 | 4.58 | |
| 28 x 24 x 6" | ECT-32 Single Wall Corrugated | 10/240 | 3.47 | 3.39 | 3.32 | 3.24 | 3.22 | |
| 28 x 24 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 8.87 | 8.67 | 8.46 | 8.26 | 8.22 | |
| 28 x 28 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 4.53 | 4.43 | 4.32 | 4.22 | 4.20 | |
| 28 x 28 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 8.92 | 8.71 | 8.51 | 8.31 | 8.27 | |
| 28 x 28 x 10" | ECT-32 Single Wall Corrugated | 10/150 | 8.45 | 8.26 | 8.06 | 7.87 | 7.83 | |
| 28 x 28 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 5.08 | 4.97 | 4.85 | 4.73 | 4.71 | |
| 28 x 28 x 12" | ECT-48 Double Wall Corrugated | 10/90 | 16.05 | 15.68 | 15.32 | 14.96 | 14.88 | |
| 28 x 28 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 6.35 | 6.20 | 6.06 | 5.92 | 5.89 | |
| 28 x 28 x 22" | ECT-32 Single Wall Corrugated | 10/150 | 9.71 | 9.49 | 9.27 | 9.05 | 9.01 | |
| 28 x 28 x 28" | ECT-32 Single Wall Corrugated | 5/120 | 7.34 | 7.18 | 7.01 | 6.84 | 6.81 | |
| 28 x 28 x 28" | ECT-48 Double Wall Corrugated | 5/90 | 16.67 | 16.29 | 15.91 | 15.53 | 15.45 | |
| 29 x 17 x 3" | ECT-32 Single Wall Corrugated | 25/300 | 3.47 | 3.39 | 3.31 | 3.23 | 3.22 | |
| 29 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 2.30 | 2.25 | 2.19 | 2.14 | 2.13 | |
| 29 x 17 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 4.03 | 3.94 | 3.85 | 3.76 | 3.74 | |
| 29 x 17 x 9" | ECT-32 Single Wall Corrugated | 15/150 | 2.61 | 2.55 | 2.49 | 2.43 | 2.42 | |
| 29 x 17 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 3.09 | 3.02 | 2.95 | 2.88 | 2.86 | |
| 29 x 17 x 15" | ECT-32 Single Wall Corrugated | 15/150 | 3.30 | 3.23 | 3.15 | 3.08 | 3.06 | |
| 29 x 17 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 4.06 | 3.97 | 3.88 | 3.79 | 3.77 | |
| 29 x 24 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 10.48 | 10.24 | 10.00 | 9.77 | 9.72 | |
| 30 x 5 x 24" | FOL | 10/120 | 2.67 | 2.61 | 2.55 | 2.49 | 2.48 | |
| 30 x 5 x 30" | FOL | 10/120 | 3.17 | 3.09 | 3.02 | 2.95 | 2.94 | |
| 30 x 6 x 6" | ECT-32 Single Wall Corrugated | 25/375 | 1.13 | 1.10 | 1.08 | 1.05 | 1.05 | |
| 30 x 6 x 24" | ECT-44 Corrugated | 10/140 | 6.86 | 6.70 | 6.54 | 6.39 | 6.36 | |
| 30 x 6 x 24" | Inside Telescopic HSC | 10/150 | 4.26 | 4.16 | 4.06 | 3.97 | 3.95 | |
| 30 x 6 x 30" | ECT-44 Corrugated | 10/120 | 8.02 | 7.83 | 7.65 | 7.47 | 7.43 | |
| 30 x 6 x 40" | ECT-44 Corrugated | 10/140 | 9.90 | 9.68 | 9.45 | 9.23 | 9.18 | |
| 30 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 1.39 | 1.36 | 1.33 | 1.30 | 1.29 | |
| 30 x 10 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 1.71 | 1.67 | 1.63 | 1.60 | 1.59 | |
| 30 x 12 x 4" | ECT-32 Single Wall Corrugated | 25/375 | 2.71 | 2.65 | 2.59 | 2.52 | 2.51 | |
| 30 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/250 | 2.76 | 2.69 | 2.63 | 2.57 | 2.56 | |
| 30 x 12 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 2.15 | 2.10 | 2.06 | 2.01 | 2.00 | |
| 30 x 13 x 13" | ECT-32 Single Wall Corrugated | 20/240 | 3.85 | 3.76 | 3.68 | 3.59 | 3.57 | |
| 30 x 14 x 7" | ECT-32 Single Wall Corrugated | 10/120 | 1.98 | 1.93 | 1.89 | 1.84 | 1.83 | |
| 30 x 14 x 10" | ECT-32 Single Wall Corrugated | 10/120 | 2.28 | 2.23 | 2.18 | 2.12 | 2.11 | |
| 30 x 15 x 15" | ECT-32 Single Wall Corrugated | 15/120 | 2.98 | 2.92 | 2.85 | 2.78 | 2.77 | |
| 30 x 15 x 15" | ECT-48 Double Wall Corrugated | 10/90 | 7.97 | 7.79 | 7.61 | 7.42 | 7.39 | |
| 30 x 17 x 16" | ECT-32 Single Wall Corrugated | 15/150 | 3.24 | 3.16 | 3.09 | 3.02 | 3.00 | |
| 30 x 17 x 16" | 14,12,10" | 15/150 | 3.63 | 3.55 | 3.46 | 3.38 | 3.36 | |
| 30 x 17 x 17" | ECT-51 Double Wall Corrugated | 5/75 | 6.15 | 6.01 | 5.87 | 5.73 | 5.70 | |
| 30 x 18 x 16" | ECT-32 Corrugated | 15/150 | 5.81 | 5.68 | 5.55 | 5.41 | 5.39 | |
| 30 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/120 | 3.76 | 3.68 | 3.59 | 3.51 | 3.49 | |
| 30 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 10.07 | 9.84 | 9.61 | 9.39 | 9.34 | |
| 30 x 20 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 2.72 | 2.66 | 2.60 | 2.54 | 2.52 | |
| 30 x 20 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 4.33 | 4.23 | 4.13 | 4.03 | 4.01 | |
| 30 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 3.28 | 3.21 | 3.14 | 3.06 | 3.05 | |
| 30 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 3.62 | 3.53 | 3.45 | 3.37 | 3.35 | |
| 30 x 20 x 18" | ECT-32 Single Wall Corrugated | 15/150 | 6.40 | 6.26 | 6.11 | 5.96 | 5.94 | |
| 30 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 4.34 | 4.24 | 4.14 | 4.04 | 4.02 | |
| 30 x 20 x 20" | ECT-44 - 18,16,14,12" | 10/120 | 5.88 | 5.75 | 5.61 | 5.48 | 5.45 | |
| 30 x 20 x 20" | ECT-48 Double Wall Corrugated | 10/70 | 7.93 | 7.75 | 7.57 | 7.39 | 7.35 | |
| 30 x 24 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 4.99 | 4.87 | 4.76 | 4.65 | 4.63 | |
| 30 x 24 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 4.57 | 4.46 | 4.36 | 4.26 | 4.24 | |
| 30 x 24 x 12" | 10,8,6,4" | 15/120 | 5.70 | 5.57 | 5.44 | 5.31 | 5.28 | |
| 30 x 24 x 12" | ECT-48 Double Wall Corrugated | 10/70 | 7.31 | 7.14 | 6.98 | 6.81 | 6.78 | |
| 30 x 24 x 20" | ECT-32 Single Wall Corrugated | 15/150 | 6.99 | 6.83 | 6.67 | 6.51 | 6.48 | |
| 30 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 9.04 | 8.83 | 8.63 | 8.42 | 8.38 | |
| 30 x 26 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 8.41 | 8.22 | 8.03 | 7.84 | 7.80 | |
| 30 x 30 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 5.80 | 5.67 | 5.53 | 5.40 | 5.38 | |
| 30 x 30 x 8" | ECT-32 Single Wall Corrugated | 10/120 | 5.14 | 5.02 | 4.90 | 4.79 | 4.76 | |
| 30 x 30 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 5.75 | 5.62 | 5.49 | 5.36 | 5.33 | |
| 30 x 30 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 6.88 | 6.72 | 6.56 | 6.41 | 6.38 | |
| 30 x 30 x 12" | ECT-48 Double Wall Corrugated | 5/75 | 12.09 | 11.81 | 11.54 | 11.26 | 11.21 | |
| 30 x 30 x 16" | ECT-32 Single Wall Corrugated | 10/120 | 6.09 | 5.95 | 5.81 | 5.67 | 5.64 | |
| 30 x 30 x 16" | ECT-48 Double Wall Corrugated | 5/90 | 12.83 | 12.54 | 12.25 | 11.96 | 11.90 | |
| 30 x 30 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 11.33 | 11.08 | 10.82 | 10.56 | 10.51 | |
| 30 x 30 x 20" | ECT-48 Double Wall Corrugated | 5/90 | 14.46 | 14.13 | 13.80 | 13.47 | 13.41 | |
| 30 x 30 x 25" | ECT-32 Single Wall Corrugated | 5/120 | 7.30 | 7.13 | 6.97 | 6.80 | 6.77 | |
| 30 x 30 x 30" | ECT-32 Single Wall Corrugated | 5/120 | 8.72 | 8.53 | 8.33 | 8.13 | 8.09 | |
| 30 x 30 x 30" | ECT-48 Double Wall Corrugated | 5/75 | 14.38 | 14.05 | 13.72 | 13.40 | 13.33 | |
| 30 x 30 x 30" | ECT-90 Triple Wall Corrugated | 5/30 | 38.93 | 38.04 | 37.16 | 36.27 | 36.10 | |
| 30 1/2 x 6 1/2 x 24" | Outside Telescopic HSC | 10/150 | 4.47 | 4.36 | 4.26 | 4.16 | 4.14 | |
| 31 x 16 x 9" | ECT-32 Corrugated | 10/120 | 4.00 | 3.91 | 3.82 | 3.72 | 3.71 | |
| 32 x 6 x 6" | ECT-32 Corrugated | 25/375 | 1.22 | 1.19 | 1.16 | 1.13 | 1.13 | |
| 32 x 8 x 8" | ECT-32 Corrugated | 25/375 | 1.37 | 1.34 | 1.31 | 1.28 | 1.27 | |
| 32 x 10 x 6 1/2" | ECT-32 Corrugated | 20/240 | 2.39 | 2.34 | 2.28 | 2.23 | 2.22 | |
| 32 x 10 x 10" | ECT-32 Corrugated | 20/240 | 2.88 | 2.82 | 2.75 | 2.69 | 2.67 | |
| 32 x 12 x 10" | ECT-32 Corrugated | 20/240 | 2.12 | 2.07 | 2.02 | 1.97 | 1.96 | |
| 32 x 12 x 12" | ECT-32 Corrugated | 20/240 | 2.24 | 2.19 | 2.14 | 2.09 | 2.08 | |
| 32 x 16 x 16" | ECT-32 Corrugated | 15/150 | 5.30 | 5.18 | 5.06 | 4.94 | 4.92 | |
| 32 x 18 x 8" | ECT-32 Corrugated | 15/150 | 2.95 | 2.88 | 2.81 | 2.74 | 2.73 | |
| 32 x 18 x 12" | ECT-32 Corrugated | 15/150 | 3.34 | 3.26 | 3.18 | 3.11 | 3.09 | |
| 32 x 18 x 18" | ECT-32 Corrugated | 15/150 | 4.62 | 4.52 | 4.41 | 4.31 | 4.29 | |
| 32 x 24 x 24" | ECT-32 Corrugated | 15/150 | 7.97 | 7.79 | 7.61 | 7.42 | 7.39 | |
| 32 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 7.65 | 7.47 | 7.30 | 7.12 | 7.09 | |
| 32 x 24 x 24" | ECT-48 Double Wall Corrugated | 5/75 | 9.86 | 9.64 | 9.42 | 9.19 | 9.15 | |
| 32 x 32 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 10.80 | 10.55 | 10.31 | 10.06 | 10.01 | |
| 32 x 32 x 12" | ECT-32 Single Wall Corrugated | 10/150 | 8.81 | 8.61 | 8.41 | 8.21 | 8.17 | |
| 32 x 32 x 32" | ECT-32 Single Wall Corrugated | 5/120 | 9.42 | 9.20 | 8.99 | 8.78 | 8.73 | |
| 32 x 32 x 32" | ECT-48 Double Wall Corrugated | 5/90 | 17.08 | 16.69 | 16.30 | 15.91 | 15.83 | |
| 33 x 8 1/2 x 5" | ECT-32 Single Wall Corrugated | 25/375 | 1.85 | 1.81 | 1.77 | 1.73 | 1.72 | |
| 34 x 10 x 6" | ECT-32 Single Wall Corrugated | 10/300 | 1.64 | 1.61 | 1.57 | 1.53 | 1.53 | |
| 34 x 21 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 5.80 | 5.67 | 5.54 | 5.40 | 5.38 | |
| 34 x 34 x 34" | ECT-32 Single Wall Corrugated | 5/120 | 10.70 | 10.46 | 10.21 | 9.97 | 9.92 | |