| 27 x 14 x 9" | ECT-32 Single Wall Corrugated | 20/240 | $2.37 | $2.31 | $2.26 | $2.20 | $2.18 | |
| 27 x 27 x 27" | ECT-32 Single Wall Corrugated | 5/120 | 7.68 | 7.49 | 7.30 | 7.12 | 7.06 | |
| 28 x 4 x 4" | ECT-32 Single Wall Corrugated | 25/625 | 1.54 | 1.51 | 1.47 | 1.43 | 1.42 | |
| 28 x 5 x 24" | FOL | 10/120 | 4.06 | 3.97 | 3.87 | 3.77 | 3.74 | |
| 28 x 5 x 38" | FOL | 20/120 | 5.71 | 5.57 | 5.44 | 5.30 | 5.25 | |
| 28 x 6 x 6" | ECT-32 Single Wall Corrugated | 20/240 | 1.22 | 1.19 | 1.16 | 1.13 | 1.12 | |
| 28 x 6 x 20" | ECT-44 Single Wall Corrugated | 5/120 | 7.19 | 7.02 | 6.84 | 6.67 | 6.61 | |
| 28 x 6 x 52" | FOL | 5/120 | 10.64 | 10.38 | 10.12 | 9.86 | 9.78 | |
| 28 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 1.41 | 1.37 | 1.34 | 1.31 | 1.29 | |
| 28 x 10 x 10" | ECT-32 Single Wall Corrugated | 25/300 | 2.02 | 1.98 | 1.93 | 1.88 | 1.86 | |
| 28 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/300 | 1.79 | 1.75 | 1.71 | 1.66 | 1.65 | |
| 28 x 12 x 8" | ECT-32 Single Wall Corrugated | 25/300 | 3.10 | 3.02 | 2.95 | 2.87 | 2.85 | |
| 28 x 12 x 12" | ECT-32 Single Wall Corrugated | 20/240 | 2.33 | 2.28 | 2.22 | 2.16 | 2.15 | |
| 28 x 14 x 14" | ECT-32 Single Wall Corrugated | 20/120 | 2.96 | 2.89 | 2.81 | 2.74 | 2.72 | |
| 28 x 16 x 5" | ECT-32 Single Wall Corrugated | 25/300 | 3.77 | 3.68 | 3.59 | 3.50 | 3.47 | |
| 28 x 16 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 2.60 | 2.54 | 2.47 | 2.41 | 2.39 | |
| 28 x 16 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 2.83 | 2.76 | 2.69 | 2.62 | 2.60 | |
| 28 x 16 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 3.05 | 2.98 | 2.90 | 2.83 | 2.81 | |
| 28 x 16 x 14" | ECT-32 Single Wall Corrugated | 15/120 | 3.46 | 3.38 | 3.30 | 3.21 | 3.18 | |
| 28 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 2.42 | 2.36 | 2.30 | 2.24 | 2.22 | |
| 28 x 18 x 6" | ECT-32 Single Wall Corrugated | 20/140 | 4.78 | 4.66 | 4.55 | 4.43 | 4.39 | |
| 28 x 18 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 3.94 | 3.85 | 3.75 | 3.66 | 3.62 | |
| 28 x 18 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 4.21 | 4.11 | 4.01 | 3.91 | 3.87 | |
| 28 x 18 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 3.28 | 3.20 | 3.12 | 3.04 | 3.02 | |
| 28 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/150 | 3.59 | 3.50 | 3.41 | 3.33 | 3.30 | |
| 28 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 10.01 | 9.76 | 9.52 | 9.28 | 9.20 | |
| 28 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 5.30 | 5.18 | 5.05 | 4.92 | 4.88 | |
| 28 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 3.71 | 3.62 | 3.53 | 3.44 | 3.41 | |
| 28 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 4.43 | 4.32 | 4.21 | 4.10 | 4.07 | |
| 28 x 20 x 24" | 22,20,18,16,14" | 10/120 | 8.14 | 7.95 | 7.75 | 7.55 | 7.49 | |
| 28 x 20 x 25" | ECT-32 Single Wall Corrugated | 10/120 | 5.57 | 5.43 | 5.30 | 5.16 | 5.12 | |
| 28 x 24 x 6" | ECT-32 Single Wall Corrugated | 10/240 | 3.91 | 3.82 | 3.73 | 3.63 | 3.60 | |
| 28 x 24 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 10.00 | 9.75 | 9.51 | 9.27 | 9.19 | |
| 28 x 28 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 5.10 | 4.98 | 4.86 | 4.73 | 4.69 | |
| 28 x 28 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 10.05 | 9.81 | 9.56 | 9.32 | 9.24 | |
| 28 x 28 x 10" | ECT-32 Single Wall Corrugated | 10/150 | 9.52 | 9.29 | 9.06 | 8.83 | 8.76 | |
| 28 x 28 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 5.73 | 5.59 | 5.45 | 5.31 | 5.27 | |
| 28 x 28 x 12" | ECT-48 Double Wall Corrugated | 10/90 | 18.09 | 17.65 | 17.22 | 16.78 | 16.63 | |
| 28 x 28 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 7.16 | 6.98 | 6.81 | 6.64 | 6.58 | |
| 28 x 28 x 22" | ECT-32 Single Wall Corrugated | 10/150 | 10.95 | 10.68 | 10.42 | 10.16 | 10.07 | |
| 28 x 28 x 28" | ECT-32 Single Wall Corrugated | 5/120 | 8.28 | 8.08 | 7.88 | 7.68 | 7.61 | |
| 28 x 28 x 28" | ECT-48 Double Wall Corrugated | 5/90 | 18.79 | 18.33 | 17.88 | 17.42 | 17.27 | |
| 29 x 17 x 3" | ECT-32 Single Wall Corrugated | 25/300 | 3.91 | 3.82 | 3.72 | 3.63 | 3.60 | |
| 29 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 2.59 | 2.53 | 2.47 | 2.40 | 2.38 | |
| 29 x 17 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 4.55 | 4.44 | 4.33 | 4.22 | 4.18 | |
| 29 x 17 x 9" | ECT-32 Single Wall Corrugated | 15/150 | 2.94 | 2.87 | 2.80 | 2.73 | 2.71 | |
| 29 x 17 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 3.48 | 3.40 | 3.31 | 3.23 | 3.20 | |
| 29 x 17 x 15" | ECT-32 Single Wall Corrugated | 15/150 | 3.72 | 3.63 | 3.54 | 3.45 | 3.42 | |
| 29 x 17 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 4.58 | 4.47 | 4.36 | 4.25 | 4.21 | |
| 29 x 24 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 11.81 | 11.53 | 11.24 | 10.96 | 10.86 | |
| 30 x 5 x 24" | FOL | 10/120 | 3.01 | 2.94 | 2.87 | 2.79 | 2.77 | |
| 30 x 5 x 30" | FOL | 10/120 | 3.57 | 3.48 | 3.40 | 3.31 | 3.28 | |
| 30 x 6 x 6" | ECT-32 Single Wall Corrugated | 25/375 | 1.27 | 1.24 | 1.21 | 1.18 | 1.17 | |
| 30 x 6 x 24" | ECT-44 Corrugated | 10/140 | 7.73 | 7.54 | 7.36 | 7.17 | 7.11 | |
| 30 x 6 x 24" | Inside Telescopic HSC | 10/150 | 4.80 | 4.68 | 4.57 | 4.45 | 4.41 | |
| 30 x 6 x 30" | ECT-44 Corrugated | 10/120 | 9.04 | 8.82 | 8.60 | 8.38 | 8.31 | |
| 30 x 6 x 40" | ECT-44 Corrugated | 10/140 | 11.16 | 10.89 | 10.62 | 10.35 | 10.26 | |
| 30 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 1.57 | 1.53 | 1.49 | 1.46 | 1.44 | |
| 30 x 10 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 1.93 | 1.88 | 1.84 | 1.79 | 1.77 | |
| 30 x 12 x 4" | ECT-32 Single Wall Corrugated | 25/375 | 3.05 | 2.98 | 2.91 | 2.83 | 2.81 | |
| 30 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/250 | 3.11 | 3.03 | 2.96 | 2.88 | 2.86 | |
| 30 x 12 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 2.43 | 2.37 | 2.31 | 2.25 | 2.23 | |
| 30 x 13 x 13" | ECT-32 Single Wall Corrugated | 20/240 | 4.34 | 4.24 | 4.13 | 4.03 | 3.99 | |
| 30 x 14 x 7" | ECT-32 Single Wall Corrugated | 10/120 | 2.23 | 2.17 | 2.12 | 2.07 | 2.05 | |
| 30 x 14 x 10" | ECT-32 Single Wall Corrugated | 10/120 | 2.57 | 2.51 | 2.45 | 2.38 | 2.36 | |
| 30 x 15 x 15" | ECT-32 Single Wall Corrugated | 15/120 | 3.36 | 3.28 | 3.20 | 3.12 | 3.09 | |
| 30 x 15 x 15" | ECT-48 Double Wall Corrugated | 10/90 | 8.98 | 8.76 | 8.55 | 8.33 | 8.26 | |
| 30 x 17 x 16" | ECT-32 Single Wall Corrugated | 15/150 | 3.65 | 3.56 | 3.47 | 3.38 | 3.35 | |
| 30 x 17 x 16" | 14,12,10" | 15/150 | 4.09 | 3.99 | 3.89 | 3.79 | 3.76 | |
| 30 x 17 x 17" | ECT-51 Double Wall Corrugated | 5/75 | 6.93 | 6.77 | 6.60 | 6.43 | 6.37 | |
| 30 x 18 x 16" | ECT-32 Corrugated | 15/150 | 6.55 | 6.39 | 6.23 | 6.07 | 6.02 | |
| 30 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/120 | 4.24 | 4.14 | 4.04 | 3.93 | 3.90 | |
| 30 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 11.35 | 11.08 | 10.80 | 10.53 | 10.44 | |
| 30 x 20 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 3.07 | 3.00 | 2.92 | 2.85 | 2.82 | |
| 30 x 20 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 4.88 | 4.76 | 4.64 | 4.53 | 4.49 | |
| 30 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 3.70 | 3.61 | 3.52 | 3.43 | 3.40 | |
| 30 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 4.08 | 3.98 | 3.88 | 3.78 | 3.75 | |
| 30 x 20 x 18" | ECT-32 Single Wall Corrugated | 15/150 | 7.22 | 7.04 | 6.87 | 6.69 | 6.63 | |
| 30 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 4.89 | 4.77 | 4.65 | 4.54 | 4.50 | |
| 30 x 20 x 20" | ECT-44 - 18,16,14,12" | 10/120 | 6.63 | 6.47 | 6.31 | 6.15 | 6.09 | |
| 30 x 20 x 20" | ECT-48 Double Wall Corrugated | 10/70 | 8.93 | 8.72 | 8.50 | 8.29 | 8.21 | |
| 30 x 24 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 5.62 | 5.49 | 5.35 | 5.21 | 5.17 | |
| 30 x 24 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 5.15 | 5.02 | 4.90 | 4.78 | 4.73 | |
| 30 x 24 x 12" | 10,8,6,4" | 15/120 | 6.42 | 6.26 | 6.11 | 5.95 | 5.90 | |
| 30 x 24 x 12" | ECT-48 Double Wall Corrugated | 10/70 | 8.24 | 8.04 | 7.84 | 7.64 | 7.57 | |
| 30 x 24 x 20" | ECT-32 Single Wall Corrugated | 15/150 | 7.88 | 7.69 | 7.50 | 7.31 | 7.25 | |
| 30 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 10.19 | 9.94 | 9.69 | 9.45 | 9.37 | |
| 30 x 26 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 9.48 | 9.25 | 9.02 | 8.79 | 8.72 | |
| 30 x 30 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 6.54 | 6.38 | 6.22 | 6.06 | 6.01 | |
| 30 x 30 x 8" | ECT-32 Single Wall Corrugated | 10/120 | 5.79 | 5.65 | 5.51 | 5.37 | 5.32 | |
| 30 x 30 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 6.48 | 6.33 | 6.17 | 6.01 | 5.96 | |
| 30 x 30 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 7.75 | 7.56 | 7.38 | 7.19 | 7.13 | |
| 30 x 30 x 12" | ECT-48 Double Wall Corrugated | 5/75 | 13.63 | 13.30 | 12.97 | 12.64 | 12.53 | |
| 30 x 30 x 16" | ECT-32 Single Wall Corrugated | 10/120 | 6.86 | 6.69 | 6.53 | 6.36 | 6.31 | |
| 30 x 30 x 16" | ECT-48 Double Wall Corrugated | 5/90 | 14.46 | 14.11 | 13.76 | 13.41 | 13.30 | |
| 30 x 30 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 12.78 | 12.47 | 12.16 | 11.85 | 11.75 | |
| 30 x 30 x 20" | ECT-48 Double Wall Corrugated | 5/90 | 16.30 | 15.91 | 15.51 | 15.12 | 14.99 | |
| 30 x 30 x 25" | ECT-32 Single Wall Corrugated | 5/120 | 8.23 | 8.03 | 7.83 | 7.63 | 7.57 | |
| 30 x 30 x 30" | ECT-32 Single Wall Corrugated | 5/120 | 9.83 | 9.60 | 9.36 | 9.12 | 9.04 | |
| 30 x 30 x 30" | ECT-48 Double Wall Corrugated | 5/75 | 16.21 | 15.82 | 15.42 | 15.03 | 14.90 | |
| 30 x 30 x 30" | ECT-90 Triple Wall Corrugated | 5/30 | 43.88 | 42.82 | 41.76 | 40.70 | 40.34 | |
| 30 1/2 x 6 1/2 x 24" | Outside Telescopic HSC | 10/150 | 5.03 | 4.91 | 4.79 | 4.67 | 4.63 | |
| 31 x 16 x 9" | ECT-32 Corrugated | 10/120 | 4.51 | 4.40 | 4.29 | 4.18 | 4.14 | |
| 32 x 6 x 6" | ECT-32 Corrugated | 25/375 | 1.37 | 1.34 | 1.30 | 1.27 | 1.26 | |
| 32 x 8 x 8" | ECT-32 Corrugated | 25/375 | 1.54 | 1.51 | 1.47 | 1.43 | 1.42 | |
| 32 x 10 x 6 1/2" | ECT-32 Corrugated | 20/240 | 2.70 | 2.63 | 2.57 | 2.50 | 2.48 | |
| 32 x 10 x 10" | ECT-32 Corrugated | 20/240 | 3.25 | 3.17 | 3.09 | 3.01 | 2.99 | |
| 32 x 12 x 10" | ECT-32 Corrugated | 20/240 | 2.39 | 2.33 | 2.27 | 2.21 | 2.19 | |
| 32 x 12 x 12" | ECT-32 Corrugated | 20/240 | 2.52 | 2.46 | 2.40 | 2.34 | 2.32 | |
| 32 x 16 x 16" | ECT-32 Corrugated | 15/150 | 5.98 | 5.83 | 5.69 | 5.55 | 5.50 | |
| 32 x 18 x 8" | ECT-32 Corrugated | 15/150 | 3.32 | 3.24 | 3.16 | 3.08 | 3.05 | |
| 32 x 18 x 12" | ECT-32 Corrugated | 15/150 | 3.76 | 3.67 | 3.58 | 3.49 | 3.46 | |
| 32 x 18 x 18" | ECT-32 Corrugated | 15/150 | 5.21 | 5.09 | 4.96 | 4.83 | 4.79 | |
| 32 x 24 x 24" | ECT-32 Corrugated | 15/150 | 8.98 | 8.76 | 8.55 | 8.33 | 8.26 | |
| 32 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 8.62 | 8.41 | 8.20 | 7.99 | 7.92 | |
| 32 x 24 x 24" | ECT-48 Double Wall Corrugated | 5/75 | 11.12 | 10.85 | 10.58 | 10.31 | 10.22 | |
| 32 x 32 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 12.17 | 11.88 | 11.58 | 11.29 | 11.19 | |
| 32 x 32 x 12" | ECT-32 Single Wall Corrugated | 10/150 | 9.93 | 9.69 | 9.45 | 9.21 | 9.13 | |
| 32 x 32 x 32" | ECT-32 Single Wall Corrugated | 5/120 | 10.62 | 10.36 | 10.10 | 9.85 | 9.76 | |
| 32 x 32 x 32" | ECT-48 Double Wall Corrugated | 5/90 | 19.25 | 18.78 | 18.32 | 17.85 | 17.70 | |
| 33 x 8 1/2 x 5" | ECT-32 Single Wall Corrugated | 25/375 | 2.09 | 2.04 | 1.99 | 1.94 | 1.92 | |
| 34 x 10 x 6" | ECT-32 Single Wall Corrugated | 10/300 | 1.85 | 1.81 | 1.76 | 1.72 | 1.70 | |
| 34 x 21 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 6.54 | 6.38 | 6.22 | 6.06 | 6.01 | |
| 34 x 34 x 34" | ECT-32 Single Wall Corrugated | 5/120 | 12.06 | 11.77 | 11.48 | 11.19 | 11.09 | |