| 27 x 14 x 9" | ECT-32 Single Wall Corrugated | 20/240 | $3.32 | $3.15 | $3.07 | $2.95 | $2.91 | |
| 27 x 27 x 27" | ECT-32 Single Wall Corrugated | 5/120 | 9.64 | 9.17 | 8.94 | 8.58 | 8.47 | |
| 28 x 4 x 4" | ECT-32 Single Wall Corrugated | 25/625 | 1.94 | 1.85 | 1.80 | 1.73 | 1.70 | |
| 28 x 5 x 24" | FOL | 10/120 | 5.10 | 4.85 | 4.73 | 4.54 | 4.48 | |
| 28 x 5 x 38" | FOL | 20/120 | 7.17 | 6.82 | 6.65 | 6.39 | 6.30 | |
| 28 x 6 x 6" | ECT-32 Single Wall Corrugated | 20/240 | 1.54 | 1.46 | 1.42 | 1.37 | 1.35 | |
| 28 x 6 x 20" | ECT-44 Single Wall Corrugated | 5/120 | 8.21 | 7.81 | 7.61 | 7.31 | 7.21 | |
| 28 x 6 x 52" | FOL | 5/120 | 13.35 | 12.70 | 12.38 | 11.89 | 11.73 | |
| 28 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 1.89 | 1.80 | 1.75 | 1.69 | 1.66 | |
| 28 x 10 x 10" | ECT-32 Single Wall Corrugated | 25/300 | 2.67 | 2.54 | 2.48 | 2.38 | 2.35 | |
| 28 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/300 | 2.30 | 2.19 | 2.13 | 2.05 | 2.02 | |
| 28 x 12 x 8" | ECT-32 Single Wall Corrugated | 25/300 | 3.89 | 3.70 | 3.61 | 3.46 | 3.42 | |
| 28 x 12 x 12" | ECT-32 Single Wall Corrugated | 20/240 | 2.93 | 2.79 | 2.72 | 2.61 | 2.57 | |
| 28 x 14 x 14" | ECT-32 Single Wall Corrugated | 20/120 | 3.71 | 3.53 | 3.44 | 3.31 | 3.26 | |
| 28 x 16 x 5" | ECT-32 Single Wall Corrugated | 25/300 | 4.74 | 4.51 | 4.39 | 4.22 | 4.16 | |
| 28 x 16 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 3.26 | 3.11 | 3.03 | 2.91 | 2.87 | |
| 28 x 16 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 3.58 | 3.41 | 3.32 | 3.19 | 3.15 | |
| 28 x 16 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 3.83 | 3.65 | 3.55 | 3.41 | 3.37 | |
| 28 x 16 x 14" | ECT-32 Single Wall Corrugated | 15/120 | 4.35 | 4.14 | 4.03 | 3.87 | 3.82 | |
| 28 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 3.21 | 3.05 | 2.97 | 2.86 | 2.82 | |
| 28 x 18 x 6" | ECT-32 Single Wall Corrugated | 20/140 | 6.00 | 5.71 | 5.56 | 5.34 | 5.27 | |
| 28 x 18 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 4.95 | 4.71 | 4.59 | 4.41 | 4.35 | |
| 28 x 18 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 5.84 | 5.56 | 5.41 | 5.20 | 5.13 | |
| 28 x 18 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 4.12 | 3.92 | 3.82 | 3.67 | 3.62 | |
| 28 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/150 | 5.17 | 4.92 | 4.79 | 4.60 | 4.54 | |
| 28 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 12.56 | 11.95 | 11.65 | 11.19 | 11.04 | |
| 28 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 6.66 | 6.34 | 6.17 | 5.93 | 5.85 | |
| 28 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 4.65 | 4.43 | 4.31 | 4.14 | 4.09 | |
| 28 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 5.56 | 5.29 | 5.15 | 4.95 | 4.88 | |
| 28 x 20 x 24" | 22,20,18,16,14" | 10/120 | 10.42 | 9.91 | 9.66 | 9.28 | 9.16 | |
| 28 x 20 x 25" | ECT-32 Single Wall Corrugated | 10/120 | 6.99 | 6.65 | 6.48 | 6.23 | 6.14 | |
| 28 x 24 x 6" | ECT-32 Single Wall Corrugated | 10/240 | 4.91 | 4.68 | 4.56 | 4.38 | 4.32 | |
| 28 x 24 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 12.55 | 11.94 | 11.64 | 11.18 | 11.03 | |
| 28 x 28 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 6.41 | 6.10 | 5.94 | 5.71 | 5.63 | |
| 28 x 28 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 12.62 | 12.00 | 11.70 | 11.24 | 11.09 | |
| 28 x 28 x 10" | ECT-32 Single Wall Corrugated | 10/150 | 11.96 | 11.38 | 11.09 | 10.65 | 10.51 | |
| 28 x 28 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 7.19 | 6.84 | 6.67 | 6.41 | 6.32 | |
| 28 x 28 x 12" | ECT-48 Double Wall Corrugated | 10/90 | 22.71 | 21.61 | 21.06 | 20.23 | 19.96 | |
| 28 x 28 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 9.17 | 8.73 | 8.51 | 8.17 | 8.06 | |
| 28 x 28 x 22" | ECT-32 Single Wall Corrugated | 10/150 | 13.75 | 13.08 | 12.75 | 12.25 | 12.08 | |
| 28 x 28 x 28" | ECT-32 Single Wall Corrugated | 5/120 | 10.62 | 10.11 | 9.85 | 9.46 | 9.33 | |
| 28 x 28 x 28" | ECT-48 Double Wall Corrugated | 5/90 | 23.58 | 22.44 | 21.87 | 21.01 | 20.72 | |
| 29 x 17 x 3" | ECT-32 Single Wall Corrugated | 25/300 | 4.91 | 4.67 | 4.55 | 4.37 | 4.31 | |
| 29 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 3.25 | 3.09 | 3.02 | 2.90 | 2.86 | |
| 29 x 17 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 5.71 | 5.43 | 5.29 | 5.08 | 5.02 | |
| 29 x 17 x 9" | ECT-32 Single Wall Corrugated | 15/150 | 3.69 | 3.51 | 3.43 | 3.29 | 3.25 | |
| 29 x 17 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 4.39 | 4.18 | 4.07 | 3.91 | 3.86 | |
| 29 x 17 x 15" | ECT-32 Single Wall Corrugated | 15/150 | 4.69 | 4.46 | 4.35 | 4.18 | 4.12 | |
| 29 x 17 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 5.75 | 5.47 | 5.33 | 5.12 | 5.05 | |
| 29 x 24 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 14.83 | 14.11 | 13.75 | 13.21 | 13.03 | |
| 30 x 5 x 24" | FOL | 10/120 | 3.98 | 3.79 | 3.69 | 3.55 | 3.50 | |
| 30 x 5 x 30" | FOL | 10/120 | 4.48 | 4.26 | 4.15 | 3.99 | 3.94 | |
| 30 x 6 x 6" | ECT-32 Single Wall Corrugated | 25/375 | 1.61 | 1.54 | 1.50 | 1.44 | 1.42 | |
| 30 x 6 x 24" | ECT-44 Corrugated | 10/140 | 9.70 | 9.23 | 9.00 | 8.64 | 8.53 | |
| 30 x 6 x 24" | Inside Telescopic HSC | 10/150 | 6.10 | 5.81 | 5.66 | 5.44 | 5.36 | |
| 30 x 6 x 30" | ECT-44 Corrugated | 10/120 | 11.34 | 10.79 | 10.52 | 10.11 | 9.97 | |
| 30 x 6 x 40" | ECT-44 Corrugated | 10/140 | 14.01 | 13.33 | 12.99 | 12.48 | 12.31 | |
| 30 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 1.97 | 1.88 | 1.83 | 1.76 | 1.73 | |
| 30 x 10 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 2.42 | 2.31 | 2.25 | 2.16 | 2.13 | |
| 30 x 12 x 4" | ECT-32 Single Wall Corrugated | 25/375 | 3.83 | 3.65 | 3.55 | 3.41 | 3.37 | |
| 30 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/250 | 3.90 | 3.71 | 3.62 | 3.48 | 3.43 | |
| 30 x 12 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 3.05 | 2.90 | 2.83 | 2.71 | 2.68 | |
| 30 x 13 x 13" | ECT-32 Single Wall Corrugated | 20/240 | 6.02 | 5.72 | 5.58 | 5.36 | 5.29 | |
| 30 x 14 x 7" | ECT-32 Single Wall Corrugated | 10/120 | 2.80 | 2.66 | 2.59 | 2.49 | 2.46 | |
| 30 x 14 x 10" | ECT-32 Single Wall Corrugated | 10/120 | 3.23 | 3.07 | 2.99 | 2.87 | 2.83 | |
| 30 x 15 x 15" | ECT-32 Single Wall Corrugated | 15/120 | 4.22 | 4.02 | 3.91 | 3.76 | 3.71 | |
| 30 x 15 x 15" | ECT-48 Double Wall Corrugated | 10/90 | 11.28 | 10.73 | 10.46 | 10.05 | 9.91 | |
| 30 x 17 x 16" | ECT-32 Single Wall Corrugated | 15/150 | 4.58 | 4.36 | 4.25 | 4.08 | 4.03 | |
| 30 x 17 x 16" | 14,12,10" | 15/150 | 5.13 | 4.88 | 4.76 | 4.57 | 4.51 | |
| 30 x 17 x 17" | ECT-51 Double Wall Corrugated | 5/75 | 8.96 | 8.52 | 8.30 | 7.98 | 7.87 | |
| 30 x 18 x 16" | ECT-32 Corrugated | 15/150 | 8.22 | 7.82 | 7.62 | 7.33 | 7.23 | |
| 30 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/120 | 5.33 | 5.07 | 4.94 | 4.74 | 4.68 | |
| 30 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 14.25 | 13.56 | 13.22 | 12.70 | 12.53 | |
| 30 x 20 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 3.85 | 3.67 | 3.57 | 3.43 | 3.39 | |
| 30 x 20 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 6.13 | 5.83 | 5.68 | 5.46 | 5.38 | |
| 30 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 4.96 | 4.72 | 4.60 | 4.42 | 4.36 | |
| 30 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 5.12 | 4.87 | 4.74 | 4.56 | 4.50 | |
| 30 x 20 x 18" | ECT-32 Single Wall Corrugated | 15/150 | 9.06 | 8.62 | 8.40 | 8.07 | 7.96 | |
| 30 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 6.14 | 5.84 | 5.69 | 5.47 | 5.39 | |
| 30 x 20 x 20" | ECT-44 - 18,16,14,12" | 10/120 | 8.32 | 7.92 | 7.72 | 7.41 | 7.31 | |
| 30 x 20 x 20" | ECT-48 Double Wall Corrugated | 10/70 | 11.28 | 10.73 | 10.46 | 10.05 | 9.91 | |
| 30 x 24 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 7.21 | 6.86 | 6.68 | 6.42 | 6.33 | |
| 30 x 24 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 6.46 | 6.15 | 5.99 | 5.76 | 5.68 | |
| 30 x 24 x 12" | 10,8,6,4" | 15/120 | 8.06 | 7.67 | 7.47 | 7.18 | 7.08 | |
| 30 x 24 x 12" | ECT-48 Double Wall Corrugated | 10/70 | 10.34 | 9.84 | 9.59 | 9.21 | 9.09 | |
| 30 x 24 x 20" | ECT-32 Single Wall Corrugated | 15/150 | 9.89 | 9.41 | 9.17 | 8.81 | 8.69 | |
| 30 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 12.21 | 11.62 | 11.32 | 10.88 | 10.73 | |
| 30 x 26 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 11.90 | 11.33 | 11.04 | 10.60 | 10.46 | |
| 30 x 30 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 8.20 | 7.81 | 7.61 | 7.31 | 7.21 | |
| 30 x 30 x 8" | ECT-32 Single Wall Corrugated | 10/120 | 7.35 | 6.99 | 6.81 | 6.54 | 6.46 | |
| 30 x 30 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 8.39 | 7.98 | 7.78 | 7.47 | 7.37 | |
| 30 x 30 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 9.73 | 9.26 | 9.02 | 8.67 | 8.55 | |
| 30 x 30 x 12" | ECT-48 Double Wall Corrugated | 5/75 | 17.11 | 16.28 | 15.86 | 15.24 | 15.03 | |
| 30 x 30 x 16" | ECT-32 Single Wall Corrugated | 10/120 | 8.61 | 8.19 | 7.98 | 7.67 | 7.57 | |
| 30 x 30 x 16" | ECT-48 Double Wall Corrugated | 5/90 | 18.16 | 17.28 | 16.84 | 16.18 | 15.96 | |
| 30 x 30 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 16.04 | 15.26 | 14.87 | 14.29 | 14.09 | |
| 30 x 30 x 20" | ECT-48 Double Wall Corrugated | 5/90 | 20.46 | 19.47 | 18.98 | 18.23 | 17.98 | |
| 30 x 30 x 25" | ECT-32 Single Wall Corrugated | 5/120 | 10.33 | 9.83 | 9.58 | 9.20 | 9.08 | |
| 30 x 30 x 30" | ECT-32 Single Wall Corrugated | 5/120 | 12.34 | 11.75 | 11.45 | 11.00 | 10.85 | |
| 30 x 30 x 30" | ECT-48 Double Wall Corrugated | 5/75 | 20.35 | 19.36 | 18.87 | 18.13 | 17.88 | |
| 30 x 30 x 30" | ECT-90 Triple Wall Corrugated | 5/30 | 55.09 | 52.41 | 51.08 | 49.08 | 48.41 | |
| 30 1/2 x 6 1/2 x 24" | Outside Telescopic HSC | 10/150 | 6.38 | 6.07 | 5.92 | 5.69 | 5.61 | |
| 31 x 16 x 9" | ECT-32 Corrugated | 10/120 | 5.66 | 5.38 | 5.24 | 5.04 | 4.97 | |
| 32 x 6 x 6" | ECT-32 Corrugated | 25/375 | 1.72 | 1.64 | 1.59 | 1.53 | 1.51 | |
| 32 x 8 x 8" | ECT-32 Corrugated | 25/375 | 1.94 | 1.85 | 1.80 | 1.73 | 1.70 | |
| 32 x 10 x 6 1/2" | ECT-32 Corrugated | 20/240 | 3.38 | 3.22 | 3.14 | 3.01 | 2.97 | |
| 32 x 10 x 10" | ECT-32 Corrugated | 20/240 | 4.08 | 3.88 | 3.78 | 3.63 | 3.58 | |
| 32 x 12 x 10" | ECT-32 Corrugated | 20/240 | 3.00 | 2.85 | 2.78 | 2.67 | 2.63 | |
| 32 x 12 x 12" | ECT-32 Corrugated | 20/240 | 3.17 | 3.01 | 2.94 | 2.82 | 2.78 | |
| 32 x 16 x 16" | ECT-32 Corrugated | 15/150 | 7.51 | 7.14 | 6.96 | 6.69 | 6.60 | |
| 32 x 18 x 8" | ECT-32 Corrugated | 15/150 | 4.17 | 3.97 | 3.86 | 3.71 | 3.66 | |
| 32 x 18 x 12" | ECT-32 Corrugated | 15/150 | 4.93 | 4.69 | 4.57 | 4.39 | 4.33 | |
| 32 x 18 x 18" | ECT-32 Corrugated | 15/150 | 6.54 | 6.22 | 6.07 | 5.83 | 5.75 | |
| 32 x 24 x 24" | ECT-32 Corrugated | 15/150 | 11.28 | 10.73 | 10.46 | 10.05 | 9.91 | |
| 32 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 11.39 | 10.84 | 10.56 | 10.15 | 10.01 | |
| 32 x 24 x 24" | ECT-48 Double Wall Corrugated | 5/75 | 13.96 | 13.28 | 12.94 | 12.44 | 12.27 | |
| 32 x 32 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 15.28 | 14.54 | 14.17 | 13.61 | 13.43 | |
| 32 x 32 x 12" | ECT-32 Single Wall Corrugated | 10/150 | 12.47 | 11.87 | 11.56 | 11.11 | 10.96 | |
| 32 x 32 x 32" | ECT-32 Single Wall Corrugated | 5/120 | 13.33 | 12.68 | 12.36 | 11.87 | 11.71 | |
| 32 x 32 x 32" | ECT-48 Double Wall Corrugated | 5/90 | 24.16 | 22.99 | 22.41 | 21.53 | 21.24 | |
| 33 x 8 1/2 x 5" | ECT-32 Single Wall Corrugated | 25/375 | 2.62 | 2.49 | 2.43 | 2.34 | 2.30 | |
| 34 x 10 x 6" | ECT-32 Single Wall Corrugated | 10/300 | 2.33 | 2.21 | 2.16 | 2.07 | 2.05 | |
| 34 x 21 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 8.21 | 7.81 | 7.61 | 7.31 | 7.21 | |
| 34 x 34 x 34" | ECT-32 Single Wall Corrugated | 5/120 | 15.14 | 14.41 | 14.04 | 13.49 | 13.31 | |