| 27 x 14 x 9" | ECT-32 Single Wall Corrugated | 20/240 | $2.71 | $2.66 | $2.62 | $2.60 | $2.60 | |
| 27 x 27 x 27" | ECT-32 Single Wall Corrugated | 5/120 | 7.43 | 7.30 | 7.18 | 7.12 | 7.12 | |
| 28 x 4 x 4" | ECT-32 Single Wall Corrugated | 25/625 | 1.59 | 1.56 | 1.54 | 1.52 | 1.52 | |
| 28 x 5 x 24" | FOL | 10/120 | 4.17 | 4.10 | 4.03 | 3.99 | 3.99 | |
| 28 x 5 x 38" | FOL | 20/120 | 5.87 | 5.77 | 5.67 | 5.62 | 5.62 | |
| 28 x 6 x 6" | ECT-32 Single Wall Corrugated | 20/240 | .94 | .93 | .91 | .90 | .90 | |
| 28 x 6 x 20" | ECT-44 Single Wall Corrugated | 5/120 | 6.70 | 6.59 | 6.48 | 6.42 | 6.42 | |
| 28 x 6 x 52" | FOL | 5/120 | 10.91 | 10.73 | 10.54 | 10.45 | 10.45 | |
| 28 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 1.44 | 1.42 | 1.39 | 1.38 | 1.38 | |
| 28 x 10 x 10" | ECT-32 Single Wall Corrugated | 25/300 | 2.18 | 2.15 | 2.11 | 2.09 | 2.09 | |
| 28 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/300 | 1.52 | 1.50 | 1.47 | 1.46 | 1.46 | |
| 28 x 12 x 8" | ECT-32 Single Wall Corrugated | 25/300 | 3.18 | 3.13 | 3.08 | 3.05 | 3.05 | |
| 28 x 12 x 12" | ECT-32 Single Wall Corrugated | 20/240 | 2.24 | 2.20 | 2.16 | 2.14 | 2.14 | |
| 28 x 14 x 14" | ECT-32 Single Wall Corrugated | 20/120 | 2.31 | 2.27 | 2.23 | 2.21 | 2.21 | |
| 28 x 16 x 5" | ECT-32 Single Wall Corrugated | 25/300 | 3.87 | 3.81 | 3.74 | 3.71 | 3.71 | |
| 28 x 16 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 2.59 | 2.55 | 2.50 | 2.48 | 2.48 | |
| 28 x 16 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 2.93 | 2.88 | 2.83 | 2.80 | 2.80 | |
| 28 x 16 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 3.13 | 3.08 | 3.02 | 3.00 | 3.00 | |
| 28 x 16 x 14" | ECT-32 Single Wall Corrugated | 15/120 | 3.56 | 3.50 | 3.44 | 3.41 | 3.41 | |
| 28 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 2.62 | 2.57 | 2.53 | 2.51 | 2.51 | |
| 28 x 18 x 6" | ECT-32 Single Wall Corrugated | 20/140 | 4.91 | 4.83 | 4.74 | 4.70 | 4.70 | |
| 28 x 18 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 4.04 | 3.98 | 3.91 | 3.88 | 3.88 | |
| 28 x 18 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 4.31 | 4.24 | 4.17 | 4.13 | 4.13 | |
| 28 x 18 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 2.93 | 2.88 | 2.83 | 2.80 | 2.80 | |
| 28 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/150 | 3.03 | 2.98 | 2.93 | 2.91 | 2.91 | |
| 28 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 7.95 | 7.81 | 7.68 | 7.62 | 7.62 | |
| 28 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 5.45 | 5.36 | 5.27 | 5.22 | 5.22 | |
| 28 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 3.80 | 3.74 | 3.68 | 3.64 | 3.64 | |
| 28 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 4.54 | 4.47 | 4.39 | 4.35 | 4.35 | |
| 28 x 20 x 24" | 22,20,18,16,14" | 10/120 | 8.51 | 8.37 | 8.22 | 8.15 | 8.15 | |
| 28 x 20 x 25" | ECT-32 Single Wall Corrugated | 10/120 | 5.72 | 5.62 | 5.53 | 5.48 | 5.48 | |
| 28 x 24 x 6" | ECT-32 Single Wall Corrugated | 10/240 | 4.02 | 3.95 | 3.88 | 3.85 | 3.85 | |
| 28 x 24 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 10.26 | 10.09 | 9.92 | 9.83 | 9.83 | |
| 28 x 28 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 4.62 | 4.55 | 4.47 | 4.43 | 4.43 | |
| 28 x 28 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 10.31 | 10.14 | 9.97 | 9.88 | 9.88 | |
| 28 x 28 x 10" | ECT-32 Single Wall Corrugated | 10/150 | 9.78 | 9.61 | 9.45 | 9.37 | 9.37 | |
| 28 x 28 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 6.30 | 6.19 | 6.09 | 6.03 | 6.03 | |
| 28 x 28 x 12" | ECT-48 Double Wall Corrugated | 10/90 | 18.55 | 18.24 | 17.93 | 17.78 | 17.78 | |
| 28 x 28 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 6.05 | 5.95 | 5.85 | 5.80 | 5.80 | |
| 28 x 28 x 22" | ECT-32 Single Wall Corrugated | 10/150 | 11.23 | 11.04 | 10.86 | 10.76 | 10.76 | |
| 28 x 28 x 28" | ECT-32 Single Wall Corrugated | 5/120 | 7.04 | 6.92 | 6.80 | 6.74 | 6.74 | |
| 28 x 28 x 28" | ECT-48 Double Wall Corrugated | 5/90 | 19.27 | 18.95 | 18.63 | 18.46 | 18.46 | |
| 29 x 17 x 3" | ECT-32 Single Wall Corrugated | 25/300 | 4.02 | 3.95 | 3.88 | 3.85 | 3.85 | |
| 29 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 2.35 | 2.31 | 2.27 | 2.25 | 2.25 | |
| 29 x 17 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 4.67 | 4.59 | 4.51 | 4.47 | 4.47 | |
| 29 x 17 x 9" | ECT-32 Single Wall Corrugated | 15/150 | 3.02 | 2.97 | 2.92 | 2.89 | 2.89 | |
| 29 x 17 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 4.13 | 4.06 | 3.99 | 3.95 | 3.95 | |
| 29 x 17 x 15" | ECT-32 Single Wall Corrugated | 15/150 | 3.83 | 3.77 | 3.70 | 3.67 | 3.67 | |
| 29 x 17 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 4.69 | 4.61 | 4.54 | 4.50 | 4.50 | |
| 29 x 24 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 12.12 | 11.92 | 11.72 | 11.62 | 11.62 | |
| 30 x 5 x 24" | FOL | 10/120 | 3.33 | 3.27 | 3.22 | 3.19 | 3.19 | |
| 30 x 5 x 30" | FOL | 10/120 | 3.67 | 3.61 | 3.55 | 3.51 | 3.51 | |
| 30 x 6 x 6" | ECT-32 Single Wall Corrugated | 25/375 | 1.33 | 1.31 | 1.29 | 1.28 | 1.28 | |
| 30 x 6 x 24" | ECT-44 Corrugated | 10/140 | 7.93 | 7.80 | 7.66 | 7.60 | 7.60 | |
| 30 x 6 x 24" | Inside Telescopic HSC | 10/150 | 4.99 | 4.91 | 4.82 | 4.78 | 4.78 | |
| 30 x 6 x 30" | ECT-44 Corrugated | 10/120 | 9.26 | 9.11 | 8.95 | 8.88 | 8.88 | |
| 30 x 6 x 40" | ECT-44 Corrugated | 10/140 | 11.45 | 11.26 | 11.07 | 10.97 | 10.97 | |
| 30 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 1.47 | 1.45 | 1.42 | 1.41 | 1.41 | |
| 30 x 10 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 1.98 | 1.95 | 1.92 | 1.90 | 1.90 | |
| 30 x 12 x 4" | ECT-32 Single Wall Corrugated | 25/375 | 3.13 | 3.08 | 3.02 | 3.00 | 3.00 | |
| 30 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/250 | 2.54 | 2.50 | 2.46 | 2.43 | 2.43 | |
| 30 x 12 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 2.49 | 2.45 | 2.41 | 2.39 | 2.39 | |
| 30 x 13 x 13" | ECT-32 Single Wall Corrugated | 20/240 | 3.11 | 3.06 | 3.01 | 2.98 | 2.98 | |
| 30 x 14 x 7" | ECT-32 Single Wall Corrugated | 10/120 | 2.29 | 2.25 | 2.22 | 2.20 | 2.20 | |
| 30 x 14 x 10" | ECT-32 Single Wall Corrugated | 10/120 | 2.64 | 2.60 | 2.55 | 2.53 | 2.53 | |
| 30 x 15 x 15" | ECT-32 Single Wall Corrugated | 15/120 | 3.45 | 3.39 | 3.34 | 3.31 | 3.31 | |
| 30 x 15 x 15" | ECT-48 Double Wall Corrugated | 10/90 | 9.21 | 9.06 | 8.90 | 8.83 | 8.83 | |
| 30 x 17 x 16" | ECT-32 Single Wall Corrugated | 15/150 | 2.89 | 2.84 | 2.79 | 2.77 | 2.77 | |
| 30 x 17 x 16" | 14,12,10" | 15/150 | 4.19 | 4.12 | 4.05 | 4.02 | 4.02 | |
| 30 x 17 x 17" | ECT-51 Double Wall Corrugated | 5/75 | 7.32 | 7.20 | 7.08 | 7.02 | 7.02 | |
| 30 x 18 x 16" | ECT-32 Corrugated | 15/150 | 6.43 | 6.32 | 6.22 | 6.16 | 6.16 | |
| 30 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/120 | 4.36 | 4.28 | 4.21 | 4.17 | 4.17 | |
| 30 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 11.65 | 11.46 | 11.26 | 11.16 | 11.16 | |
| 30 x 20 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 3.16 | 3.10 | 3.05 | 3.02 | 3.02 | |
| 30 x 20 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 5.00 | 4.92 | 4.84 | 4.79 | 4.79 | |
| 30 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 4.06 | 3.99 | 3.92 | 3.89 | 3.89 | |
| 30 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 4.18 | 4.11 | 4.04 | 4.01 | 4.01 | |
| 30 x 20 x 18" | ECT-32 Single Wall Corrugated | 15/150 | 7.40 | 7.28 | 7.16 | 7.09 | 7.09 | |
| 30 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 5.02 | 4.93 | 4.85 | 4.81 | 4.81 | |
| 30 x 20 x 20" | ECT-44 - 18,16,14,12" | 10/120 | 6.80 | 6.68 | 6.57 | 6.51 | 6.51 | |
| 30 x 20 x 20" | ECT-48 Double Wall Corrugated | 10/70 | 9.22 | 9.07 | 8.92 | 8.84 | 8.84 | |
| 30 x 24 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 5.89 | 5.79 | 5.70 | 5.65 | 5.65 | |
| 30 x 24 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 4.61 | 4.53 | 4.46 | 4.42 | 4.42 | |
| 30 x 24 x 12" | 10,8,6,4" | 15/120 | 6.58 | 6.47 | 6.36 | 6.31 | 6.31 | |
| 30 x 24 x 12" | ECT-48 Double Wall Corrugated | 10/70 | 6.39 | 6.28 | 6.18 | 6.12 | 6.12 | |
| 30 x 24 x 20" | ECT-32 Single Wall Corrugated | 15/150 | 8.09 | 7.96 | 7.82 | 7.75 | 7.75 | |
| 30 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 9.98 | 9.81 | 9.64 | 9.56 | 9.56 | |
| 30 x 26 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 9.72 | 9.56 | 9.40 | 9.32 | 9.32 | |
| 30 x 30 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 5.76 | 5.67 | 5.57 | 5.52 | 5.52 | |
| 30 x 30 x 8" | ECT-32 Single Wall Corrugated | 10/120 | 6.00 | 5.90 | 5.80 | 5.75 | 5.75 | |
| 30 x 30 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 6.85 | 6.74 | 6.62 | 6.56 | 6.56 | |
| 30 x 30 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 7.96 | 7.82 | 7.69 | 7.62 | 7.62 | |
| 30 x 30 x 12" | ECT-48 Double Wall Corrugated | 5/75 | 13.98 | 13.75 | 13.52 | 13.40 | 13.40 | |
| 30 x 30 x 16" | ECT-32 Single Wall Corrugated | 10/120 | 7.04 | 6.92 | 6.80 | 6.74 | 6.74 | |
| 30 x 30 x 16" | ECT-48 Double Wall Corrugated | 5/90 | 14.83 | 14.58 | 14.34 | 14.21 | 14.21 | |
| 30 x 30 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 12.36 | 12.16 | 11.95 | 11.85 | 11.85 | |
| 30 x 30 x 20" | ECT-48 Double Wall Corrugated | 5/90 | 16.72 | 16.44 | 16.16 | 16.02 | 16.02 | |
| 30 x 30 x 25" | ECT-32 Single Wall Corrugated | 5/120 | 8.44 | 8.30 | 8.16 | 8.09 | 8.09 | |
| 30 x 30 x 30" | ECT-32 Single Wall Corrugated | 5/120 | 10.09 | 9.92 | 9.75 | 9.67 | 9.67 | |
| 30 x 30 x 30" | ECT-48 Double Wall Corrugated | 5/75 | 16.62 | 16.35 | 16.07 | 15.93 | 15.93 | |
| 30 x 30 x 30" | ECT-90 Triple Wall Corrugated | 5/30 | 45.02 | 44.27 | 43.52 | 43.14 | 43.14 | |
| 30 1/2 x 6 1/2 x 24" | Outside Telescopic HSC | 10/150 | 5.22 | 5.13 | 5.04 | 5.00 | 5.00 | |
| 31 x 16 x 9" | ECT-32 Corrugated | 10/120 | 4.62 | 4.55 | 4.47 | 4.43 | 4.43 | |
| 32 x 6 x 6" | ECT-32 Corrugated | 25/375 | 1.40 | 1.38 | 1.36 | 1.34 | 1.34 | |
| 32 x 8 x 8" | ECT-32 Corrugated | 25/375 | 1.44 | 1.42 | 1.39 | 1.38 | 1.38 | |
| 32 x 10 x 6 1/2" | ECT-32 Corrugated | 20/240 | 2.78 | 2.73 | 2.68 | 2.66 | 2.66 | |
| 32 x 10 x 10" | ECT-32 Corrugated | 20/240 | 3.33 | 3.27 | 3.22 | 3.19 | 3.19 | |
| 32 x 12 x 10" | ECT-32 Corrugated | 20/240 | 2.45 | 2.41 | 2.37 | 2.35 | 2.35 | |
| 32 x 12 x 12" | ECT-32 Corrugated | 20/240 | 2.59 | 2.55 | 2.50 | 2.48 | 2.48 | |
| 32 x 16 x 16" | ECT-32 Corrugated | 15/150 | 6.13 | 6.03 | 5.93 | 5.88 | 5.88 | |
| 32 x 18 x 8" | ECT-32 Corrugated | 15/150 | 2.53 | 2.49 | 2.45 | 2.43 | 2.43 | |
| 32 x 18 x 12" | ECT-32 Corrugated | 15/150 | 4.03 | 3.96 | 3.90 | 3.86 | 3.86 | |
| 32 x 18 x 18" | ECT-32 Corrugated | 15/150 | 5.34 | 5.25 | 5.16 | 5.12 | 5.12 | |
| 32 x 24 x 24" | ECT-32 Corrugated | 15/150 | 9.21 | 9.06 | 8.90 | 8.83 | 8.83 | |
| 32 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 9.30 | 9.15 | 8.99 | 8.92 | 8.92 | |
| 32 x 24 x 24" | ECT-48 Double Wall Corrugated | 5/75 | 11.41 | 11.22 | 11.03 | 10.93 | 10.93 | |
| 32 x 32 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 12.63 | 12.42 | 12.21 | 12.11 | 12.11 | |
| 32 x 32 x 12" | ECT-32 Single Wall Corrugated | 10/150 | 10.19 | 10.02 | 9.85 | 9.77 | 9.77 | |
| 32 x 32 x 32" | ECT-32 Single Wall Corrugated | 5/120 | 10.89 | 10.71 | 10.53 | 10.44 | 10.44 | |
| 32 x 32 x 32" | ECT-48 Double Wall Corrugated | 5/90 | 19.74 | 19.41 | 19.08 | 18.92 | 18.92 | |
| 33 x 8 1/2 x 5" | ECT-32 Single Wall Corrugated | 25/375 | 2.14 | 2.11 | 2.07 | 2.05 | 2.05 | |
| 34 x 10 x 6" | ECT-32 Single Wall Corrugated | 10/300 | 1.90 | 1.87 | 1.84 | 1.82 | 1.82 | |
| 34 x 21 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 6.70 | 6.59 | 6.48 | 6.42 | 6.42 | |
| 34 x 34 x 34" | ECT-32 Single Wall Corrugated | 5/120 | 12.38 | 12.17 | 11.96 | 11.86 | 11.86 | |