| 27 x 14 x 9" | ECT-32 Single Wall Corrugated | 20/240 | $2.82 | $2.78 | $2.76 | $2.71 | $2.66 | |
| 27 x 27 x 27" | ECT-32 Single Wall Corrugated | 5/120 | 7.74 | 7.61 | 7.55 | 7.43 | 7.30 | |
| 28 x 4 x 4" | ECT-32 Single Wall Corrugated | 25/625 | 1.66 | 1.63 | 1.62 | 1.59 | 1.56 | |
| 28 x 5 x 24" | FOL | 10/120 | 4.34 | 4.27 | 4.24 | 4.17 | 4.10 | |
| 28 x 5 x 38" | FOL | 20/120 | 6.11 | 6.01 | 5.96 | 5.87 | 5.77 | |
| 28 x 6 x 6" | ECT-32 Single Wall Corrugated | 20/240 | .98 | .97 | .96 | .94 | .93 | |
| 28 x 6 x 20" | ECT-44 Single Wall Corrugated | 5/120 | 6.98 | 6.87 | 6.81 | 6.70 | 6.59 | |
| 28 x 6 x 52" | FOL | 5/120 | 11.36 | 11.18 | 11.09 | 10.91 | 10.73 | |
| 28 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 1.50 | 1.48 | 1.47 | 1.44 | 1.42 | |
| 28 x 10 x 10" | ECT-32 Single Wall Corrugated | 25/300 | 2.28 | 2.24 | 2.22 | 2.18 | 2.15 | |
| 28 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/300 | 1.59 | 1.56 | 1.55 | 1.52 | 1.50 | |
| 28 x 12 x 8" | ECT-32 Single Wall Corrugated | 25/300 | 3.31 | 3.26 | 3.24 | 3.18 | 3.13 | |
| 28 x 12 x 12" | ECT-32 Single Wall Corrugated | 20/240 | 2.33 | 2.29 | 2.28 | 2.24 | 2.20 | |
| 28 x 14 x 14" | ECT-32 Single Wall Corrugated | 20/120 | 2.40 | 2.36 | 2.34 | 2.31 | 2.27 | |
| 28 x 16 x 5" | ECT-32 Single Wall Corrugated | 25/300 | 4.03 | 3.97 | 3.93 | 3.87 | 3.81 | |
| 28 x 16 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 2.70 | 2.65 | 2.63 | 2.59 | 2.55 | |
| 28 x 16 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 3.05 | 3.00 | 2.97 | 2.93 | 2.88 | |
| 28 x 16 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 3.26 | 3.21 | 3.18 | 3.13 | 3.08 | |
| 28 x 16 x 14" | ECT-32 Single Wall Corrugated | 15/120 | 3.71 | 3.65 | 3.62 | 3.56 | 3.50 | |
| 28 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 2.72 | 2.68 | 2.66 | 2.62 | 2.57 | |
| 28 x 18 x 6" | ECT-32 Single Wall Corrugated | 20/140 | 5.11 | 5.03 | 4.99 | 4.91 | 4.83 | |
| 28 x 18 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 4.21 | 4.15 | 4.11 | 4.04 | 3.98 | |
| 28 x 18 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 4.49 | 4.42 | 4.39 | 4.31 | 4.24 | |
| 28 x 18 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 3.05 | 3.00 | 2.97 | 2.93 | 2.88 | |
| 28 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/150 | 3.16 | 3.11 | 3.08 | 3.03 | 2.98 | |
| 28 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 8.28 | 8.15 | 8.08 | 7.95 | 7.81 | |
| 28 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 5.67 | 5.58 | 5.54 | 5.45 | 5.36 | |
| 28 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 3.96 | 3.90 | 3.87 | 3.80 | 3.74 | |
| 28 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 4.73 | 4.66 | 4.62 | 4.54 | 4.47 | |
| 28 x 20 x 24" | 22,20,18,16,14" | 10/120 | 8.86 | 8.72 | 8.65 | 8.51 | 8.37 | |
| 28 x 20 x 25" | ECT-32 Single Wall Corrugated | 10/120 | 5.96 | 5.86 | 5.81 | 5.72 | 5.62 | |
| 28 x 24 x 6" | ECT-32 Single Wall Corrugated | 10/240 | 4.19 | 4.12 | 4.08 | 4.02 | 3.95 | |
| 28 x 24 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 10.69 | 10.52 | 10.43 | 10.26 | 10.09 | |
| 28 x 28 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 4.82 | 4.74 | 4.70 | 4.62 | 4.55 | |
| 28 x 28 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 10.74 | 10.57 | 10.49 | 10.31 | 10.14 | |
| 28 x 28 x 10" | ECT-32 Single Wall Corrugated | 10/150 | 10.18 | 10.02 | 9.94 | 9.78 | 9.61 | |
| 28 x 28 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 6.56 | 6.45 | 6.40 | 6.30 | 6.19 | |
| 28 x 28 x 12" | ECT-48 Double Wall Corrugated | 10/90 | 19.33 | 19.02 | 18.86 | 18.55 | 18.24 | |
| 28 x 28 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 6.31 | 6.21 | 6.15 | 6.05 | 5.95 | |
| 28 x 28 x 22" | ECT-32 Single Wall Corrugated | 10/150 | 11.70 | 11.51 | 11.42 | 11.23 | 11.04 | |
| 28 x 28 x 28" | ECT-32 Single Wall Corrugated | 5/120 | 7.33 | 7.21 | 7.16 | 7.04 | 6.92 | |
| 28 x 28 x 28" | ECT-48 Double Wall Corrugated | 5/90 | 20.07 | 19.75 | 19.59 | 19.27 | 18.95 | |
| 29 x 17 x 3" | ECT-32 Single Wall Corrugated | 25/300 | 4.19 | 4.12 | 4.08 | 4.02 | 3.95 | |
| 29 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 2.44 | 2.40 | 2.39 | 2.35 | 2.31 | |
| 29 x 17 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 4.86 | 4.78 | 4.74 | 4.67 | 4.59 | |
| 29 x 17 x 9" | ECT-32 Single Wall Corrugated | 15/150 | 3.15 | 3.10 | 3.07 | 3.02 | 2.97 | |
| 29 x 17 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 4.30 | 4.23 | 4.19 | 4.13 | 4.06 | |
| 29 x 17 x 15" | ECT-32 Single Wall Corrugated | 15/150 | 3.99 | 3.92 | 3.89 | 3.83 | 3.77 | |
| 29 x 17 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 4.89 | 4.81 | 4.77 | 4.69 | 4.61 | |
| 29 x 24 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 12.63 | 12.42 | 12.32 | 12.12 | 11.92 | |
| 30 x 5 x 24" | FOL | 10/120 | 3.47 | 3.41 | 3.39 | 3.33 | 3.27 | |
| 30 x 5 x 30" | FOL | 10/120 | 3.82 | 3.76 | 3.73 | 3.67 | 3.61 | |
| 30 x 6 x 6" | ECT-32 Single Wall Corrugated | 25/375 | 1.39 | 1.37 | 1.36 | 1.33 | 1.31 | |
| 30 x 6 x 24" | ECT-44 Corrugated | 10/140 | 8.26 | 8.13 | 8.06 | 7.93 | 7.80 | |
| 30 x 6 x 24" | Inside Telescopic HSC | 10/150 | 5.20 | 5.11 | 5.07 | 4.99 | 4.91 | |
| 30 x 6 x 30" | ECT-44 Corrugated | 10/120 | 9.65 | 9.49 | 9.42 | 9.26 | 9.11 | |
| 30 x 6 x 40" | ECT-44 Corrugated | 10/140 | 11.92 | 11.73 | 11.64 | 11.45 | 11.26 | |
| 30 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 1.53 | 1.51 | 1.49 | 1.47 | 1.45 | |
| 30 x 10 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 2.06 | 2.03 | 2.02 | 1.98 | 1.95 | |
| 30 x 12 x 4" | ECT-32 Single Wall Corrugated | 25/375 | 3.26 | 3.21 | 3.18 | 3.13 | 3.08 | |
| 30 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/250 | 2.65 | 2.60 | 2.58 | 2.54 | 2.50 | |
| 30 x 12 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 2.60 | 2.56 | 2.54 | 2.49 | 2.45 | |
| 30 x 13 x 13" | ECT-32 Single Wall Corrugated | 20/240 | 3.24 | 3.19 | 3.17 | 3.11 | 3.06 | |
| 30 x 14 x 7" | ECT-32 Single Wall Corrugated | 10/120 | 2.39 | 2.35 | 2.33 | 2.29 | 2.25 | |
| 30 x 14 x 10" | ECT-32 Single Wall Corrugated | 10/120 | 2.75 | 2.71 | 2.69 | 2.64 | 2.60 | |
| 30 x 15 x 15" | ECT-32 Single Wall Corrugated | 15/120 | 3.60 | 3.54 | 3.51 | 3.45 | 3.39 | |
| 30 x 15 x 15" | ECT-48 Double Wall Corrugated | 10/90 | 9.59 | 9.44 | 9.36 | 9.21 | 9.06 | |
| 30 x 17 x 16" | ECT-32 Single Wall Corrugated | 15/150 | 3.01 | 2.96 | 2.93 | 2.89 | 2.84 | |
| 30 x 17 x 16" | 14,12,10" | 15/150 | 4.37 | 4.30 | 4.26 | 4.19 | 4.12 | |
| 30 x 17 x 17" | ECT-51 Double Wall Corrugated | 5/75 | 7.63 | 7.50 | 7.44 | 7.32 | 7.20 | |
| 30 x 18 x 16" | ECT-32 Corrugated | 15/150 | 6.70 | 6.59 | 6.54 | 6.43 | 6.32 | |
| 30 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/120 | 4.54 | 4.46 | 4.43 | 4.36 | 4.28 | |
| 30 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 12.13 | 11.94 | 11.84 | 11.65 | 11.46 | |
| 30 x 20 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 3.29 | 3.23 | 3.21 | 3.16 | 3.10 | |
| 30 x 20 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 5.21 | 5.13 | 5.09 | 5.00 | 4.92 | |
| 30 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 4.23 | 4.16 | 4.13 | 4.06 | 3.99 | |
| 30 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 4.35 | 4.28 | 4.25 | 4.18 | 4.11 | |
| 30 x 20 x 18" | ECT-32 Single Wall Corrugated | 15/150 | 7.71 | 7.59 | 7.53 | 7.40 | 7.28 | |
| 30 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 5.22 | 5.14 | 5.10 | 5.02 | 4.93 | |
| 30 x 20 x 20" | ECT-44 - 18,16,14,12" | 10/120 | 7.08 | 6.97 | 6.91 | 6.80 | 6.68 | |
| 30 x 20 x 20" | ECT-48 Double Wall Corrugated | 10/70 | 9.61 | 9.45 | 9.38 | 9.22 | 9.07 | |
| 30 x 24 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 6.14 | 6.04 | 5.99 | 5.89 | 5.79 | |
| 30 x 24 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 4.80 | 4.73 | 4.69 | 4.61 | 4.53 | |
| 30 x 24 x 12" | 10,8,6,4" | 15/120 | 6.85 | 6.74 | 6.69 | 6.58 | 6.47 | |
| 30 x 24 x 12" | ECT-48 Double Wall Corrugated | 10/70 | 6.66 | 6.55 | 6.50 | 6.39 | 6.28 | |
| 30 x 24 x 20" | ECT-32 Single Wall Corrugated | 15/150 | 8.43 | 8.29 | 8.22 | 8.09 | 7.96 | |
| 30 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 10.39 | 10.23 | 10.14 | 9.98 | 9.81 | |
| 30 x 26 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 10.13 | 9.96 | 9.88 | 9.72 | 9.56 | |
| 30 x 30 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 6.00 | 5.91 | 5.86 | 5.76 | 5.67 | |
| 30 x 30 x 8" | ECT-32 Single Wall Corrugated | 10/120 | 6.25 | 6.15 | 6.10 | 6.00 | 5.90 | |
| 30 x 30 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 7.13 | 7.02 | 6.96 | 6.85 | 6.74 | |
| 30 x 30 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 8.29 | 8.15 | 8.09 | 7.96 | 7.82 | |
| 30 x 30 x 12" | ECT-48 Double Wall Corrugated | 5/75 | 14.56 | 14.33 | 14.22 | 13.98 | 13.75 | |
| 30 x 30 x 16" | ECT-32 Single Wall Corrugated | 10/120 | 7.33 | 7.21 | 7.16 | 7.04 | 6.92 | |
| 30 x 30 x 16" | ECT-48 Double Wall Corrugated | 5/90 | 15.45 | 15.20 | 15.08 | 14.83 | 14.58 | |
| 30 x 30 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 12.88 | 12.67 | 12.57 | 12.36 | 12.16 | |
| 30 x 30 x 20" | ECT-48 Double Wall Corrugated | 5/90 | 17.42 | 17.14 | 17.00 | 16.72 | 16.44 | |
| 30 x 30 x 25" | ECT-32 Single Wall Corrugated | 5/120 | 8.79 | 8.65 | 8.58 | 8.44 | 8.30 | |
| 30 x 30 x 30" | ECT-32 Single Wall Corrugated | 5/120 | 10.51 | 10.34 | 10.25 | 10.09 | 9.92 | |
| 30 x 30 x 30" | ECT-48 Double Wall Corrugated | 5/75 | 17.32 | 17.04 | 16.90 | 16.62 | 16.35 | |
| 30 x 30 x 30" | ECT-90 Triple Wall Corrugated | 5/30 | 46.90 | 46.15 | 45.77 | 45.02 | 44.27 | |
| 30 1/2 x 6 1/2 x 24" | Outside Telescopic HSC | 10/150 | 5.44 | 5.35 | 5.30 | 5.22 | 5.13 | |
| 31 x 16 x 9" | ECT-32 Corrugated | 10/120 | 4.82 | 4.74 | 4.70 | 4.62 | 4.55 | |
| 32 x 6 x 6" | ECT-32 Corrugated | 25/375 | 1.46 | 1.44 | 1.43 | 1.40 | 1.38 | |
| 32 x 8 x 8" | ECT-32 Corrugated | 25/375 | 1.50 | 1.48 | 1.47 | 1.44 | 1.42 | |
| 32 x 10 x 6 1/2" | ECT-32 Corrugated | 20/240 | 2.89 | 2.85 | 2.82 | 2.78 | 2.73 | |
| 32 x 10 x 10" | ECT-32 Corrugated | 20/240 | 3.47 | 3.41 | 3.39 | 3.33 | 3.27 | |
| 32 x 12 x 10" | ECT-32 Corrugated | 20/240 | 2.56 | 2.52 | 2.49 | 2.45 | 2.41 | |
| 32 x 12 x 12" | ECT-32 Corrugated | 20/240 | 2.70 | 2.65 | 2.63 | 2.59 | 2.55 | |
| 32 x 16 x 16" | ECT-32 Corrugated | 15/150 | 6.39 | 6.29 | 6.24 | 6.13 | 6.03 | |
| 32 x 18 x 8" | ECT-32 Corrugated | 15/150 | 2.64 | 2.60 | 2.58 | 2.53 | 2.49 | |
| 32 x 18 x 12" | ECT-32 Corrugated | 15/150 | 4.20 | 4.13 | 4.10 | 4.03 | 3.96 | |
| 32 x 18 x 18" | ECT-32 Corrugated | 15/150 | 5.56 | 5.47 | 5.43 | 5.34 | 5.25 | |
| 32 x 24 x 24" | ECT-32 Corrugated | 15/150 | 9.59 | 9.44 | 9.36 | 9.21 | 9.06 | |
| 32 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 9.69 | 9.54 | 9.46 | 9.30 | 9.15 | |
| 32 x 24 x 24" | ECT-48 Double Wall Corrugated | 5/75 | 11.88 | 11.69 | 11.60 | 11.41 | 11.22 | |
| 32 x 32 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 13.16 | 12.95 | 12.84 | 12.63 | 12.42 | |
| 32 x 32 x 12" | ECT-32 Single Wall Corrugated | 10/150 | 10.62 | 10.45 | 10.36 | 10.19 | 10.02 | |
| 32 x 32 x 32" | ECT-32 Single Wall Corrugated | 5/120 | 11.35 | 11.17 | 11.08 | 10.89 | 10.71 | |
| 32 x 32 x 32" | ECT-48 Double Wall Corrugated | 5/90 | 20.56 | 20.23 | 20.07 | 19.74 | 19.41 | |
| 33 x 8 1/2 x 5" | ECT-32 Single Wall Corrugated | 25/375 | 2.23 | 2.20 | 2.18 | 2.14 | 2.11 | |
| 34 x 10 x 6" | ECT-32 Single Wall Corrugated | 10/300 | 1.98 | 1.95 | 1.93 | 1.90 | 1.87 | |
| 34 x 21 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 6.98 | 6.87 | 6.81 | 6.70 | 6.59 | |
| 34 x 34 x 34" | ECT-32 Single Wall Corrugated | 5/120 | 12.89 | 12.69 | 12.58 | 12.38 | 12.17 | |