| 27 x 14 x 9" | ECT-32 Single Wall Corrugated | 20/240 | $2.89 | $2.83 | $2.79 | $2.73 | $2.50 | |
| 27 x 27 x 27" | ECT-32 Single Wall Corrugated | 5/120 | 9.35 | 9.16 | 9.04 | 8.85 | 8.11 | |
| 28 x 4 x 4" | ECT-32 Single Wall Corrugated | 25/625 | 1.88 | 1.84 | 1.82 | 1.78 | 1.63 | |
| 28 x 5 x 24" | FOL | 10/120 | 4.95 | 4.85 | 4.78 | 4.69 | 4.29 | |
| 28 x 5 x 38" | FOL | 20/120 | 6.96 | 6.82 | 6.73 | 6.59 | 6.03 | |
| 28 x 6 x 6" | ECT-32 Single Wall Corrugated | 20/240 | 1.49 | 1.46 | 1.44 | 1.41 | 1.29 | |
| 28 x 6 x 20" | ECT-44 Single Wall Corrugated | 5/120 | 8.76 | 8.58 | 8.47 | 8.29 | 7.60 | |
| 28 x 6 x 52" | FOL | 5/120 | 12.95 | 12.69 | 12.52 | 12.26 | 11.24 | |
| 28 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 1.71 | 1.68 | 1.66 | 1.62 | 1.49 | |
| 28 x 10 x 10" | ECT-32 Single Wall Corrugated | 25/300 | 2.46 | 2.42 | 2.38 | 2.33 | 2.14 | |
| 28 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/300 | 2.19 | 2.14 | 2.11 | 2.07 | 1.90 | |
| 28 x 12 x 8" | ECT-32 Single Wall Corrugated | 25/300 | 3.77 | 3.70 | 3.65 | 3.57 | 3.27 | |
| 28 x 12 x 12" | ECT-32 Single Wall Corrugated | 20/240 | 2.84 | 2.78 | 2.75 | 2.69 | 2.47 | |
| 28 x 14 x 14" | ECT-32 Single Wall Corrugated | 20/120 | 3.60 | 3.53 | 3.48 | 3.41 | 3.12 | |
| 28 x 16 x 5" | ECT-32 Single Wall Corrugated | 25/300 | 4.59 | 4.50 | 4.44 | 4.35 | 3.99 | |
| 28 x 16 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 3.17 | 3.10 | 3.06 | 3.00 | 2.75 | |
| 28 x 16 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 3.45 | 3.38 | 3.33 | 3.26 | 2.99 | |
| 28 x 16 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 3.72 | 3.64 | 3.59 | 3.52 | 3.22 | |
| 28 x 16 x 14" | ECT-32 Single Wall Corrugated | 15/120 | 4.22 | 4.13 | 4.08 | 4.00 | 3.66 | |
| 28 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 2.94 | 2.88 | 2.84 | 2.79 | 2.55 | |
| 28 x 18 x 6" | ECT-32 Single Wall Corrugated | 20/140 | 5.82 | 5.70 | 5.63 | 5.51 | 5.05 | |
| 28 x 18 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 4.80 | 4.70 | 4.64 | 4.55 | 4.16 | |
| 28 x 18 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 5.13 | 5.03 | 4.96 | 4.86 | 4.45 | |
| 28 x 18 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 4.00 | 3.92 | 3.86 | 3.78 | 3.47 | |
| 28 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/150 | 4.37 | 4.28 | 4.22 | 4.14 | 3.79 | |
| 28 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 12.18 | 11.94 | 11.78 | 11.54 | 10.57 | |
| 28 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 6.46 | 6.33 | 6.25 | 6.12 | 5.60 | |
| 28 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 4.51 | 4.42 | 4.36 | 4.27 | 3.91 | |
| 28 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 5.39 | 5.28 | 5.21 | 5.10 | 4.68 | |
| 28 x 20 x 24" | 22,20,18,16,14" | 10/120 | 9.92 | 9.72 | 9.59 | 9.39 | 8.60 | |
| 28 x 20 x 25" | ECT-32 Single Wall Corrugated | 10/120 | 6.78 | 6.64 | 6.55 | 6.42 | 5.88 | |
| 28 x 24 x 6" | ECT-32 Single Wall Corrugated | 10/240 | 4.77 | 4.67 | 4.61 | 4.51 | 4.14 | |
| 28 x 24 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 12.17 | 11.93 | 11.77 | 11.53 | 10.56 | |
| 28 x 28 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 6.22 | 6.09 | 6.01 | 5.89 | 5.39 | |
| 28 x 28 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 12.24 | 12.00 | 11.83 | 11.59 | 10.62 | |
| 28 x 28 x 10" | ECT-32 Single Wall Corrugated | 10/150 | 11.60 | 11.37 | 11.21 | 10.98 | 10.06 | |
| 28 x 28 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 6.98 | 6.84 | 6.74 | 6.61 | 6.05 | |
| 28 x 28 x 12" | ECT-48 Double Wall Corrugated | 10/90 | 22.03 | 21.59 | 21.30 | 20.86 | 19.11 | |
| 28 x 28 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 8.72 | 8.54 | 8.43 | 8.25 | 7.56 | |
| 28 x 28 x 22" | ECT-32 Single Wall Corrugated | 10/150 | 13.33 | 13.07 | 12.89 | 12.63 | 11.57 | |
| 28 x 28 x 28" | ECT-32 Single Wall Corrugated | 5/120 | 10.08 | 9.88 | 9.75 | 9.55 | 8.75 | |
| 28 x 28 x 28" | ECT-48 Double Wall Corrugated | 5/90 | 22.88 | 22.42 | 22.12 | 21.67 | 19.85 | |
| 29 x 17 x 3" | ECT-32 Single Wall Corrugated | 25/300 | 4.76 | 4.67 | 4.60 | 4.51 | 4.13 | |
| 29 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 3.15 | 3.09 | 3.05 | 2.99 | 2.74 | |
| 29 x 17 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 5.54 | 5.43 | 5.35 | 5.24 | 4.80 | |
| 29 x 17 x 9" | ECT-32 Single Wall Corrugated | 15/150 | 3.58 | 3.51 | 3.46 | 3.39 | 3.11 | |
| 29 x 17 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 4.24 | 4.15 | 4.10 | 4.01 | 3.68 | |
| 29 x 17 x 15" | ECT-32 Single Wall Corrugated | 15/150 | 4.53 | 4.44 | 4.38 | 4.29 | 3.93 | |
| 29 x 17 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 5.58 | 5.47 | 5.39 | 5.28 | 4.84 | |
| 29 x 24 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 14.39 | 14.10 | 13.91 | 13.62 | 12.48 | |
| 30 x 5 x 24" | FOL | 10/120 | 3.67 | 3.60 | 3.55 | 3.47 | 3.18 | |
| 30 x 5 x 30" | FOL | 10/120 | 4.35 | 4.26 | 4.20 | 4.12 | 3.77 | |
| 30 x 6 x 6" | ECT-32 Single Wall Corrugated | 25/375 | 1.55 | 1.52 | 1.50 | 1.47 | 1.34 | |
| 30 x 6 x 24" | ECT-44 Corrugated | 10/140 | 9.41 | 9.23 | 9.10 | 8.91 | 8.17 | |
| 30 x 6 x 24" | Inside Telescopic HSC | 10/150 | 5.84 | 5.73 | 5.65 | 5.53 | 5.07 | |
| 30 x 6 x 30" | ECT-44 Corrugated | 10/120 | 11.00 | 10.79 | 10.64 | 10.42 | 9.55 | |
| 30 x 6 x 40" | ECT-44 Corrugated | 10/140 | 13.59 | 13.32 | 13.14 | 12.87 | 11.79 | |
| 30 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 1.91 | 1.88 | 1.85 | 1.81 | 1.66 | |
| 30 x 10 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 2.35 | 2.30 | 2.27 | 2.23 | 2.04 | |
| 30 x 12 x 4" | ECT-32 Single Wall Corrugated | 25/375 | 3.72 | 3.64 | 3.59 | 3.52 | 3.23 | |
| 30 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/250 | 3.78 | 3.71 | 3.66 | 3.58 | 3.28 | |
| 30 x 12 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 2.96 | 2.90 | 2.86 | 2.80 | 2.56 | |
| 30 x 13 x 13" | ECT-32 Single Wall Corrugated | 20/240 | 5.29 | 5.18 | 5.11 | 5.01 | 4.59 | |
| 30 x 14 x 7" | ECT-32 Single Wall Corrugated | 10/120 | 2.71 | 2.66 | 2.62 | 2.57 | 2.35 | |
| 30 x 14 x 10" | ECT-32 Single Wall Corrugated | 10/120 | 3.13 | 3.07 | 3.03 | 2.96 | 2.71 | |
| 30 x 15 x 15" | ECT-32 Single Wall Corrugated | 15/120 | 4.10 | 4.01 | 3.96 | 3.88 | 3.55 | |
| 30 x 15 x 15" | ECT-48 Double Wall Corrugated | 10/90 | 10.94 | 10.72 | 10.58 | 10.36 | 9.49 | |
| 30 x 17 x 16" | ECT-32 Single Wall Corrugated | 15/150 | 4.44 | 4.35 | 4.30 | 4.21 | 3.85 | |
| 30 x 17 x 16" | 14,12,10" | 15/150 | 4.98 | 4.88 | 4.82 | 4.72 | 4.32 | |
| 30 x 17 x 17" | ECT-51 Double Wall Corrugated | 5/75 | 8.44 | 8.27 | 8.16 | 8.00 | 7.32 | |
| 30 x 18 x 16" | ECT-32 Corrugated | 15/150 | 7.98 | 7.82 | 7.71 | 7.55 | 6.92 | |
| 30 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/120 | 5.17 | 5.06 | 4.99 | 4.89 | 4.48 | |
| 30 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 13.83 | 13.55 | 13.37 | 13.09 | 12.00 | |
| 30 x 20 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 3.74 | 3.66 | 3.61 | 3.54 | 3.24 | |
| 30 x 20 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 5.94 | 5.82 | 5.75 | 5.63 | 5.16 | |
| 30 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 4.51 | 4.42 | 4.36 | 4.27 | 3.91 | |
| 30 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 4.96 | 4.87 | 4.80 | 4.70 | 4.31 | |
| 30 x 20 x 18" | ECT-32 Single Wall Corrugated | 15/150 | 8.79 | 8.61 | 8.50 | 8.32 | 7.62 | |
| 30 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 5.95 | 5.84 | 5.76 | 5.64 | 5.17 | |
| 30 x 20 x 20" | ECT-44 - 18,16,14,12" | 10/120 | 8.07 | 7.91 | 7.80 | 7.64 | 7.00 | |
| 30 x 20 x 20" | ECT-48 Double Wall Corrugated | 10/70 | 10.88 | 10.66 | 10.52 | 10.30 | 9.44 | |
| 30 x 24 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 6.85 | 6.71 | 6.62 | 6.48 | 5.94 | |
| 30 x 24 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 6.27 | 6.15 | 6.06 | 5.94 | 5.44 | |
| 30 x 24 x 12" | 10,8,6,4" | 15/120 | 7.82 | 7.66 | 7.56 | 7.40 | 6.78 | |
| 30 x 24 x 12" | ECT-48 Double Wall Corrugated | 10/70 | 10.03 | 9.83 | 9.70 | 9.50 | 8.70 | |
| 30 x 24 x 20" | ECT-32 Single Wall Corrugated | 15/150 | 9.60 | 9.41 | 9.28 | 9.09 | 8.33 | |
| 30 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 12.40 | 12.16 | 11.99 | 11.75 | 10.76 | |
| 30 x 26 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 11.55 | 11.32 | 11.16 | 10.94 | 10.02 | |
| 30 x 30 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 7.96 | 7.80 | 7.69 | 7.54 | 6.90 | |
| 30 x 30 x 8" | ECT-32 Single Wall Corrugated | 10/120 | 7.05 | 6.91 | 6.82 | 6.68 | 6.12 | |
| 30 x 30 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 7.90 | 7.74 | 7.64 | 7.48 | 6.85 | |
| 30 x 30 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 9.44 | 9.25 | 9.13 | 8.94 | 8.19 | |
| 30 x 30 x 12" | ECT-48 Double Wall Corrugated | 5/75 | 16.59 | 16.26 | 16.04 | 15.71 | 14.40 | |
| 30 x 30 x 16" | ECT-32 Single Wall Corrugated | 10/120 | 8.35 | 8.19 | 8.08 | 7.91 | 7.25 | |
| 30 x 30 x 16" | ECT-48 Double Wall Corrugated | 5/90 | 17.61 | 17.26 | 17.03 | 16.68 | 15.28 | |
| 30 x 30 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 15.56 | 15.25 | 15.04 | 14.73 | 13.50 | |
| 30 x 30 x 20" | ECT-48 Double Wall Corrugated | 5/90 | 19.85 | 19.46 | 19.19 | 18.80 | 17.22 | |
| 30 x 30 x 25" | ECT-32 Single Wall Corrugated | 5/120 | 10.02 | 9.82 | 9.69 | 9.49 | 8.69 | |
| 30 x 30 x 30" | ECT-32 Single Wall Corrugated | 5/120 | 11.98 | 11.74 | 11.58 | 11.34 | 10.39 | |
| 30 x 30 x 30" | ECT-48 Double Wall Corrugated | 5/75 | 19.74 | 19.34 | 19.08 | 18.69 | 17.12 | |
| 30 x 30 x 30" | ECT-90 Triple Wall Corrugated | 5/30 | 53.44 | 52.37 | 51.67 | 50.60 | 46.36 | |
| 30 1/2 x 6 1/2 x 24" | Outside Telescopic HSC | 10/150 | 6.13 | 6.01 | 5.93 | 5.81 | 5.32 | |
| 31 x 16 x 9" | ECT-32 Corrugated | 10/120 | 5.49 | 5.38 | 5.31 | 5.20 | 4.76 | |
| 32 x 6 x 6" | ECT-32 Corrugated | 25/375 | 1.67 | 1.64 | 1.61 | 1.58 | 1.45 | |
| 32 x 8 x 8" | ECT-32 Corrugated | 25/375 | 1.88 | 1.84 | 1.82 | 1.78 | 1.63 | |
| 32 x 10 x 6 1/2" | ECT-32 Corrugated | 20/240 | 3.28 | 3.22 | 3.17 | 3.11 | 2.85 | |
| 32 x 10 x 10" | ECT-32 Corrugated | 20/240 | 3.96 | 3.88 | 3.83 | 3.75 | 3.43 | |
| 32 x 12 x 10" | ECT-32 Corrugated | 20/240 | 2.91 | 2.85 | 2.81 | 2.75 | 2.52 | |
| 32 x 12 x 12" | ECT-32 Corrugated | 20/240 | 3.07 | 3.01 | 2.97 | 2.91 | 2.67 | |
| 32 x 16 x 16" | ECT-32 Corrugated | 15/150 | 7.28 | 7.14 | 7.04 | 6.90 | 6.32 | |
| 32 x 18 x 8" | ECT-32 Corrugated | 15/150 | 4.04 | 3.96 | 3.91 | 3.83 | 3.51 | |
| 32 x 18 x 12" | ECT-32 Corrugated | 15/150 | 4.58 | 4.49 | 4.43 | 4.34 | 3.97 | |
| 32 x 18 x 18" | ECT-32 Corrugated | 15/150 | 6.35 | 6.22 | 6.14 | 6.01 | 5.51 | |
| 32 x 24 x 24" | ECT-32 Corrugated | 15/150 | 10.94 | 10.72 | 10.58 | 10.36 | 9.49 | |
| 32 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 10.50 | 10.29 | 10.15 | 9.94 | 9.11 | |
| 32 x 24 x 24" | ECT-48 Double Wall Corrugated | 5/75 | 13.54 | 13.27 | 13.09 | 12.82 | 11.75 | |
| 32 x 32 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 14.82 | 14.53 | 14.33 | 14.04 | 12.86 | |
| 32 x 32 x 12" | ECT-32 Single Wall Corrugated | 10/150 | 12.10 | 11.86 | 11.70 | 11.46 | 10.50 | |
| 32 x 32 x 32" | ECT-32 Single Wall Corrugated | 5/120 | 12.93 | 12.67 | 12.50 | 12.24 | 11.22 | |
| 32 x 32 x 32" | ECT-48 Double Wall Corrugated | 5/90 | 23.44 | 22.97 | 22.66 | 22.20 | 20.34 | |
| 33 x 8 1/2 x 5" | ECT-32 Single Wall Corrugated | 25/375 | 2.54 | 2.49 | 2.46 | 2.41 | 2.21 | |
| 34 x 10 x 6" | ECT-32 Single Wall Corrugated | 10/300 | 2.26 | 2.21 | 2.18 | 2.14 | 1.96 | |
| 34 x 21 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 7.96 | 7.80 | 7.70 | 7.54 | 6.91 | |
| 34 x 34 x 34" | ECT-32 Single Wall Corrugated | 5/120 | 14.69 | 14.40 | 14.20 | 13.91 | 12.74 | |