| 27 x 14 x 9" | ECT-32 Single Wall Corrugated | 20/240 | $2.91 | $2.77 | $2.65 | $2.53 | $2.49 | |
| 27 x 27 x 27" | ECT-32 Single Wall Corrugated | 5/120 | 8.47 | 8.06 | 7.71 | 7.36 | 7.24 | |
| 28 x 4 x 4" | ECT-32 Single Wall Corrugated | 25/625 | 1.70 | 1.62 | 1.55 | 1.48 | 1.46 | |
| 28 x 5 x 24" | FOL | 10/120 | 4.48 | 4.27 | 4.08 | 3.90 | 3.83 | |
| 28 x 5 x 38" | FOL | 20/120 | 6.30 | 6.00 | 5.74 | 5.48 | 5.39 | |
| 28 x 6 x 6" | ECT-32 Single Wall Corrugated | 20/240 | 1.14 | 1.09 | 1.04 | .99 | .98 | |
| 28 x 6 x 20" | ECT-44 Single Wall Corrugated | 5/120 | 7.21 | 6.87 | 6.57 | 6.27 | 6.17 | |
| 28 x 6 x 52" | FOL | 5/120 | 11.73 | 11.17 | 10.68 | 10.20 | 10.03 | |
| 28 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 1.31 | 1.25 | 1.19 | 1.14 | 1.12 | |
| 28 x 10 x 10" | ECT-32 Single Wall Corrugated | 25/300 | 2.35 | 2.24 | 2.14 | 2.04 | 2.01 | |
| 28 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/300 | 1.62 | 1.55 | 1.48 | 1.41 | 1.39 | |
| 28 x 12 x 8" | ECT-32 Single Wall Corrugated | 25/300 | 3.42 | 3.25 | 3.11 | 2.97 | 2.92 | |
| 28 x 12 x 12" | ECT-32 Single Wall Corrugated | 20/240 | 2.57 | 2.45 | 2.34 | 2.24 | 2.20 | |
| 28 x 14 x 14" | ECT-32 Single Wall Corrugated | 20/120 | 3.26 | 3.10 | 2.97 | 2.83 | 2.79 | |
| 28 x 16 x 5" | ECT-32 Single Wall Corrugated | 25/300 | 4.16 | 3.96 | 3.79 | 3.62 | 3.56 | |
| 28 x 16 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 2.87 | 2.73 | 2.61 | 2.49 | 2.45 | |
| 28 x 16 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 3.15 | 2.99 | 2.86 | 2.73 | 2.69 | |
| 28 x 16 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 3.37 | 3.20 | 3.07 | 2.93 | 2.88 | |
| 28 x 16 x 14" | ECT-32 Single Wall Corrugated | 15/120 | 3.82 | 3.64 | 3.48 | 3.32 | 3.27 | |
| 28 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 2.82 | 2.68 | 2.57 | 2.45 | 2.41 | |
| 28 x 18 x 6" | ECT-32 Single Wall Corrugated | 20/140 | 5.27 | 5.02 | 4.80 | 4.58 | 4.51 | |
| 28 x 18 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 4.35 | 4.14 | 3.96 | 3.78 | 3.72 | |
| 28 x 18 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 4.65 | 4.42 | 4.23 | 4.04 | 3.97 | |
| 28 x 18 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 3.62 | 3.45 | 3.30 | 3.15 | 3.10 | |
| 28 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/150 | 4.54 | 4.32 | 4.13 | 3.95 | 3.88 | |
| 28 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 11.04 | 10.50 | 10.05 | 9.59 | 9.44 | |
| 28 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 5.85 | 5.57 | 5.33 | 5.08 | 5.00 | |
| 28 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 4.09 | 3.89 | 3.72 | 3.55 | 3.50 | |
| 28 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 4.88 | 4.65 | 4.45 | 4.24 | 4.18 | |
| 28 x 20 x 24" | 22,20,18,16,14" | 10/120 | 9.16 | 8.71 | 8.33 | 7.96 | 7.83 | |
| 28 x 20 x 25" | ECT-32 Single Wall Corrugated | 10/120 | 6.14 | 5.84 | 5.59 | 5.34 | 5.25 | |
| 28 x 24 x 6" | ECT-32 Single Wall Corrugated | 10/240 | 4.32 | 4.11 | 3.93 | 3.75 | 3.69 | |
| 28 x 24 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 11.03 | 10.50 | 10.04 | 9.58 | 9.43 | |
| 28 x 28 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 5.63 | 5.36 | 5.13 | 4.89 | 4.82 | |
| 28 x 28 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 11.09 | 10.55 | 10.09 | 9.63 | 9.48 | |
| 28 x 28 x 10" | ECT-32 Single Wall Corrugated | 10/150 | 10.51 | 10.00 | 9.56 | 9.13 | 8.98 | |
| 28 x 28 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 6.32 | 6.01 | 5.75 | 5.49 | 5.40 | |
| 28 x 28 x 12" | ECT-48 Double Wall Corrugated | 10/90 | 19.96 | 19.00 | 18.17 | 17.34 | 17.07 | |
| 28 x 28 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 8.06 | 7.67 | 7.34 | 7.01 | 6.89 | |
| 28 x 28 x 22" | ECT-32 Single Wall Corrugated | 10/150 | 12.08 | 11.50 | 11.00 | 10.50 | 10.33 | |
| 28 x 28 x 28" | ECT-32 Single Wall Corrugated | 5/120 | 9.33 | 8.88 | 8.50 | 8.11 | 7.98 | |
| 28 x 28 x 28" | ECT-48 Double Wall Corrugated | 5/90 | 20.72 | 19.72 | 18.87 | 18.01 | 17.72 | |
| 29 x 17 x 3" | ECT-32 Single Wall Corrugated | 25/300 | 4.31 | 4.11 | 3.93 | 3.75 | 3.69 | |
| 29 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 2.86 | 2.72 | 2.60 | 2.48 | 2.44 | |
| 29 x 17 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 5.02 | 4.77 | 4.57 | 4.36 | 4.29 | |
| 29 x 17 x 9" | ECT-32 Single Wall Corrugated | 15/150 | 3.25 | 3.09 | 2.96 | 2.82 | 2.78 | |
| 29 x 17 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 3.86 | 3.67 | 3.52 | 3.36 | 3.30 | |
| 29 x 17 x 15" | ECT-32 Single Wall Corrugated | 15/150 | 4.12 | 3.92 | 3.75 | 3.58 | 3.52 | |
| 29 x 17 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 5.05 | 4.81 | 4.60 | 4.39 | 4.32 | |
| 29 x 24 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 13.03 | 12.40 | 11.86 | 11.33 | 11.15 | |
| 30 x 5 x 24" | FOL | 10/120 | 3.50 | 3.33 | 3.18 | 3.04 | 2.99 | |
| 30 x 5 x 30" | FOL | 10/120 | 3.94 | 3.75 | 3.58 | 3.42 | 3.37 | |
| 30 x 6 x 6" | ECT-32 Single Wall Corrugated | 25/375 | 1.21 | 1.15 | 1.10 | 1.05 | 1.03 | |
| 30 x 6 x 24" | ECT-44 Corrugated | 10/140 | 8.53 | 8.11 | 7.76 | 7.41 | 7.29 | |
| 30 x 6 x 24" | Inside Telescopic HSC | 10/150 | 5.36 | 5.10 | 4.88 | 4.66 | 4.59 | |
| 30 x 6 x 30" | ECT-44 Corrugated | 10/120 | 9.97 | 9.49 | 9.07 | 8.66 | 8.52 | |
| 30 x 6 x 40" | ECT-44 Corrugated | 10/140 | 12.31 | 11.72 | 11.21 | 10.70 | 10.53 | |
| 30 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 1.38 | 1.31 | 1.26 | 1.20 | 1.18 | |
| 30 x 10 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 2.13 | 2.03 | 1.94 | 1.85 | 1.82 | |
| 30 x 12 x 4" | ECT-32 Single Wall Corrugated | 25/375 | 3.37 | 3.21 | 3.07 | 2.93 | 2.88 | |
| 30 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/250 | 3.43 | 3.26 | 3.12 | 2.98 | 2.93 | |
| 30 x 12 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 2.68 | 2.55 | 2.44 | 2.33 | 2.29 | |
| 30 x 13 x 13" | ECT-32 Single Wall Corrugated | 20/240 | 4.79 | 4.56 | 4.36 | 4.16 | 4.09 | |
| 30 x 14 x 7" | ECT-32 Single Wall Corrugated | 10/120 | 2.07 | 1.97 | 1.88 | 1.80 | 1.77 | |
| 30 x 14 x 10" | ECT-32 Single Wall Corrugated | 10/120 | 2.83 | 2.70 | 2.58 | 2.46 | 2.42 | |
| 30 x 15 x 15" | ECT-32 Single Wall Corrugated | 15/120 | 3.71 | 3.53 | 3.38 | 3.22 | 3.17 | |
| 30 x 15 x 15" | ECT-48 Double Wall Corrugated | 10/90 | 9.91 | 9.43 | 9.02 | 8.61 | 8.47 | |
| 30 x 17 x 16" | ECT-32 Single Wall Corrugated | 15/150 | 4.03 | 3.83 | 3.66 | 3.50 | 3.44 | |
| 30 x 17 x 16" | 14,12,10" | 15/150 | 4.51 | 4.29 | 4.11 | 3.92 | 3.86 | |
| 30 x 17 x 17" | ECT-51 Double Wall Corrugated | 5/75 | 7.87 | 7.49 | 7.16 | 6.84 | 6.73 | |
| 30 x 18 x 16" | ECT-32 Corrugated | 15/150 | 7.23 | 6.88 | 6.58 | 6.28 | 6.18 | |
| 30 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/120 | 4.68 | 4.45 | 4.26 | 4.07 | 4.00 | |
| 30 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 12.53 | 11.92 | 11.40 | 10.88 | 10.71 | |
| 30 x 20 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 3.39 | 3.22 | 3.08 | 2.94 | 2.90 | |
| 30 x 20 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 5.38 | 5.12 | 4.90 | 4.68 | 4.60 | |
| 30 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 4.36 | 4.15 | 3.97 | 3.79 | 3.73 | |
| 30 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 4.50 | 4.28 | 4.09 | 3.91 | 3.85 | |
| 30 x 20 x 18" | ECT-32 Single Wall Corrugated | 15/150 | 7.96 | 7.58 | 7.25 | 6.92 | 6.81 | |
| 30 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 5.39 | 5.13 | 4.91 | 4.69 | 4.61 | |
| 30 x 20 x 20" | ECT-44 - 18,16,14,12" | 10/120 | 7.31 | 6.96 | 6.66 | 6.35 | 6.25 | |
| 30 x 20 x 20" | ECT-48 Double Wall Corrugated | 10/70 | 9.91 | 9.43 | 9.02 | 8.61 | 8.48 | |
| 30 x 24 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 6.33 | 6.03 | 5.77 | 5.50 | 5.42 | |
| 30 x 24 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 5.68 | 5.41 | 5.17 | 4.94 | 4.86 | |
| 30 x 24 x 12" | 10,8,6,4" | 15/120 | 7.08 | 6.74 | 6.45 | 6.15 | 6.06 | |
| 30 x 24 x 12" | ECT-48 Double Wall Corrugated | 10/70 | 9.09 | 8.65 | 8.27 | 7.90 | 7.77 | |
| 30 x 24 x 20" | ECT-32 Single Wall Corrugated | 15/150 | 8.69 | 8.27 | 7.91 | 7.56 | 7.44 | |
| 30 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 10.73 | 10.21 | 9.77 | 9.32 | 9.18 | |
| 30 x 26 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 10.46 | 9.96 | 9.52 | 9.09 | 8.95 | |
| 30 x 30 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 7.21 | 6.86 | 6.56 | 6.26 | 6.17 | |
| 30 x 30 x 8" | ECT-32 Single Wall Corrugated | 10/120 | 6.46 | 6.14 | 5.88 | 5.61 | 5.52 | |
| 30 x 30 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 7.37 | 7.01 | 6.71 | 6.40 | 6.30 | |
| 30 x 30 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 8.55 | 8.14 | 7.78 | 7.43 | 7.31 | |
| 30 x 30 x 12" | ECT-48 Double Wall Corrugated | 5/75 | 15.03 | 14.31 | 13.68 | 13.06 | 12.86 | |
| 30 x 30 x 16" | ECT-32 Single Wall Corrugated | 10/120 | 7.57 | 7.20 | 6.89 | 6.58 | 6.47 | |
| 30 x 30 x 16" | ECT-48 Double Wall Corrugated | 5/90 | 15.96 | 15.19 | 14.53 | 13.87 | 13.65 | |
| 30 x 30 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 14.09 | 13.41 | 12.83 | 12.25 | 12.05 | |
| 30 x 30 x 20" | ECT-48 Double Wall Corrugated | 5/90 | 17.98 | 17.11 | 16.37 | 15.63 | 15.38 | |
| 30 x 30 x 25" | ECT-32 Single Wall Corrugated | 5/120 | 9.08 | 8.64 | 8.26 | 7.89 | 7.76 | |
| 30 x 30 x 30" | ECT-32 Single Wall Corrugated | 5/120 | 10.85 | 10.32 | 9.88 | 9.43 | 9.28 | |
| 30 x 30 x 30" | ECT-48 Double Wall Corrugated | 5/75 | 17.88 | 17.02 | 16.28 | 15.54 | 15.29 | |
| 30 x 30 x 30" | ECT-90 Triple Wall Corrugated | 5/30 | 48.41 | 46.07 | 44.07 | 42.07 | 41.40 | |
| 30 1/2 x 6 1/2 x 24" | Outside Telescopic HSC | 10/150 | 5.61 | 5.34 | 5.11 | 4.87 | 4.80 | |
| 31 x 16 x 9" | ECT-32 Corrugated | 10/120 | 4.97 | 4.73 | 4.52 | 4.32 | 4.25 | |
| 32 x 6 x 6" | ECT-32 Corrugated | 25/375 | 1.33 | 1.27 | 1.21 | 1.16 | 1.14 | |
| 32 x 8 x 8" | ECT-32 Corrugated | 25/375 | 1.51 | 1.44 | 1.38 | 1.31 | 1.29 | |
| 32 x 10 x 6 1/2" | ECT-32 Corrugated | 20/240 | 2.97 | 2.83 | 2.71 | 2.58 | 2.54 | |
| 32 x 10 x 10" | ECT-32 Corrugated | 20/240 | 3.58 | 3.41 | 3.26 | 3.11 | 3.07 | |
| 32 x 12 x 10" | ECT-32 Corrugated | 20/240 | 2.63 | 2.51 | 2.40 | 2.29 | 2.25 | |
| 32 x 12 x 12" | ECT-32 Corrugated | 20/240 | 2.78 | 2.65 | 2.53 | 2.42 | 2.38 | |
| 32 x 16 x 16" | ECT-32 Corrugated | 15/150 | 6.60 | 6.28 | 6.00 | 5.73 | 5.64 | |
| 32 x 18 x 8" | ECT-32 Corrugated | 15/150 | 3.66 | 3.49 | 3.33 | 3.18 | 3.13 | |
| 32 x 18 x 12" | ECT-32 Corrugated | 15/150 | 4.33 | 4.12 | 3.94 | 3.76 | 3.70 | |
| 32 x 18 x 18" | ECT-32 Corrugated | 15/150 | 5.75 | 5.47 | 5.23 | 5.00 | 4.92 | |
| 32 x 24 x 24" | ECT-32 Corrugated | 15/150 | 9.91 | 9.43 | 9.02 | 8.61 | 8.47 | |
| 32 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 10.01 | 9.53 | 9.11 | 8.70 | 8.56 | |
| 32 x 24 x 24" | ECT-48 Double Wall Corrugated | 5/75 | 12.27 | 11.68 | 11.17 | 10.66 | 10.49 | |
| 32 x 32 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 13.43 | 12.78 | 12.23 | 11.67 | 11.48 | |
| 32 x 32 x 12" | ECT-32 Single Wall Corrugated | 10/150 | 10.96 | 10.43 | 9.98 | 9.52 | 9.37 | |
| 32 x 32 x 32" | ECT-32 Single Wall Corrugated | 5/120 | 11.71 | 11.15 | 10.66 | 10.18 | 10.02 | |
| 32 x 32 x 32" | ECT-48 Double Wall Corrugated | 5/90 | 21.24 | 20.21 | 19.33 | 18.45 | 18.16 | |
| 33 x 8 1/2 x 5" | ECT-32 Single Wall Corrugated | 25/375 | 2.30 | 2.19 | 2.10 | 2.00 | 1.97 | |
| 34 x 10 x 6" | ECT-32 Single Wall Corrugated | 10/300 | 1.75 | 1.66 | 1.59 | 1.52 | 1.49 | |
| 34 x 21 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 7.21 | 6.86 | 6.57 | 6.27 | 6.17 | |
| 34 x 34 x 34" | ECT-32 Single Wall Corrugated | 5/120 | 13.31 | 12.66 | 12.11 | 11.56 | 11.38 | |