| 27 x 14 x 9" | ECT-32 Single Wall Corrugated | 20/240 | $2.43 | $2.39 | $2.29 | $2.20 | $2.20 | |
| 27 x 27 x 27" | ECT-32 Single Wall Corrugated | 5/120 | 7.86 | 7.74 | 7.43 | 7.12 | 7.12 | |
| 28 x 4 x 4" | ECT-32 Single Wall Corrugated | 25/625 | 1.59 | 1.47 | 1.40 | 1.37 | 1.27 | |
| 28 x 5 x 24" | FOL | 10/120 | 5.57 | 5.28 | 4.88 | 4.72 | 4.42 | |
| 28 x 5 x 38" | FOL | 20/120 | 5.76 | 5.44 | 5.07 | 4.70 | 4.70 | |
| 28 x 6 x 6" | ECT-32 Single Wall Corrugated | 20/240 | 1.87 | 1.73 | 1.68 | 1.48 | 1.42 | |
| 28 x 6 x 20" | ECT-44 Single Wall Corrugated | 5/120 | 8.12 | 7.54 | 6.84 | 6.38 | 6.09 | |
| 28 x 6 x 52" | FOL | 5/120 | 12.01 | 11.15 | 10.29 | 9.43 | 9.01 | |
| 28 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 2.16 | 1.93 | 1.79 | 1.70 | 1.59 | |
| 28 x 10 x 10" | ECT-32 Single Wall Corrugated | 25/300 | 2.86 | 2.63 | 2.45 | 2.29 | 2.12 | |
| 28 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/300 | 2.75 | 2.61 | 2.46 | 2.32 | 2.10 | |
| 28 x 12 x 8" | ECT-32 Single Wall Corrugated | 25/300 | 3.17 | 3.12 | 3.00 | 2.87 | 2.87 | |
| 28 x 12 x 12" | ECT-32 Single Wall Corrugated | 20/240 | 3.58 | 3.39 | 3.20 | 2.92 | 2.82 | |
| 28 x 14 x 14" | ECT-32 Single Wall Corrugated | 20/120 | 3.03 | 2.98 | 2.86 | 2.74 | 2.74 | |
| 28 x 16 x 5" | ECT-32 Single Wall Corrugated | 25/300 | 4.11 | 3.80 | 3.50 | 3.35 | 3.10 | |
| 28 x 16 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 4.09 | 3.88 | 3.67 | 3.46 | 3.15 | |
| 28 x 16 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 2.90 | 2.85 | 2.74 | 2.62 | 2.62 | |
| 28 x 16 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 3.13 | 3.08 | 2.95 | 2.83 | 2.83 | |
| 28 x 16 x 14" | ECT-32 Single Wall Corrugated | 15/120 | 3.55 | 3.49 | 3.35 | 3.21 | 3.21 | |
| 28 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 4.29 | 3.90 | 3.70 | 3.51 | 3.14 | |
| 28 x 18 x 6" | ECT-32 Single Wall Corrugated | 20/140 | 5.39 | 5.01 | 4.62 | 4.24 | 4.05 | |
| 28 x 18 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 4.58 | 4.13 | 3.81 | 3.50 | 3.34 | |
| 28 x 18 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 4.31 | 4.25 | 4.08 | 3.91 | 3.91 | |
| 28 x 18 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 3.36 | 3.31 | 3.18 | 3.04 | 3.04 | |
| 28 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/150 | 3.67 | 3.62 | 3.47 | 3.33 | 3.33 | |
| 28 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 11.30 | 10.49 | 9.68 | 8.88 | 8.47 | |
| 28 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 5.43 | 5.35 | 5.13 | 4.92 | 4.92 | |
| 28 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 3.80 | 3.74 | 3.59 | 3.44 | 3.44 | |
| 28 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 4.53 | 4.46 | 4.28 | 4.10 | 4.10 | |
| 28 x 20 x 24" | 22,20,18,16,14" | 10/120 | 12.80 | 12.15 | 11.49 | 10.83 | 10.18 | |
| 28 x 20 x 25" | ECT-32 Single Wall Corrugated | 10/120 | 5.70 | 5.61 | 5.39 | 5.16 | 5.16 | |
| 28 x 24 x 6" | ECT-32 Single Wall Corrugated | 10/240 | 5.68 | 5.21 | 4.86 | 4.58 | 4.10 | |
| 28 x 24 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 10.24 | 10.08 | 9.67 | 9.27 | 9.27 | |
| 28 x 28 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 6.54 | 6.17 | 5.76 | 5.56 | 5.06 | |
| 28 x 28 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 11.35 | 10.54 | 9.73 | 8.92 | 8.51 | |
| 28 x 28 x 10" | ECT-32 Single Wall Corrugated | 10/150 | 9.75 | 9.60 | 9.22 | 8.83 | 8.83 | |
| 28 x 28 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 5.87 | 5.77 | 5.54 | 5.31 | 5.31 | |
| 28 x 28 x 12" | ECT-48 Double Wall Corrugated | 10/90 | 20.43 | 18.97 | 17.51 | 16.05 | 15.32 | |
| 28 x 28 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 7.33 | 7.21 | 6.93 | 6.64 | 6.64 | |
| 28 x 28 x 22" | ECT-32 Single Wall Corrugated | 10/150 | 11.21 | 11.04 | 10.60 | 10.16 | 10.16 | |
| 28 x 28 x 28" | ECT-32 Single Wall Corrugated | 5/120 | 8.48 | 8.35 | 8.01 | 7.68 | 7.68 | |
| 28 x 28 x 28" | ECT-48 Double Wall Corrugated | 5/90 | 20.00 | 18.94 | 18.33 | 17.27 | 16.82 | |
| 29 x 17 x 3" | ECT-32 Single Wall Corrugated | 25/300 | 4.42 | 4.10 | 3.78 | 3.47 | 3.31 | |
| 29 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 2.65 | 2.61 | 2.51 | 2.40 | 2.40 | |
| 29 x 17 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 4.66 | 4.58 | 4.40 | 4.22 | 4.22 | |
| 29 x 17 x 9" | ECT-32 Single Wall Corrugated | 15/150 | 3.01 | 2.97 | 2.85 | 2.73 | 2.73 | |
| 29 x 17 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 3.57 | 3.51 | 3.37 | 3.23 | 3.23 | |
| 29 x 17 x 15" | ECT-32 Single Wall Corrugated | 15/150 | 3.81 | 3.75 | 3.60 | 3.45 | 3.45 | |
| 29 x 17 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 4.69 | 4.62 | 4.43 | 4.25 | 4.25 | |
| 29 x 24 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 12.10 | 11.91 | 11.43 | 10.96 | 10.96 | |
| 30 x 5 x 24" | FOL | 10/120 | 3.01 | 3.01 | 3.01 | 3.01 | 3.01 | |
| 30 x 5 x 30" | FOL | 10/120 | 4.46 | 4.46 | 4.46 | 4.46 | 4.46 | |
| 30 x 6 x 6" | ECT-32 Single Wall Corrugated | 25/375 | 2.10 | 1.90 | 1.72 | 1.62 | 1.54 | |
| 30 x 6 x 24" | ECT-44 Corrugated | 10/140 | 9.58 | 8.59 | 7.80 | 7.14 | 6.74 | |
| 30 x 6 x 24" | Inside Telescopic HSC | 10/150 | 6.35 | 6.00 | 5.76 | 5.53 | 5.22 | |
| 30 x 6 x 30" | ECT-44 Corrugated | 10/120 | 10.64 | 9.55 | 8.60 | 7.87 | 7.43 | |
| 30 x 6 x 40" | ECT-44 Corrugated | 10/140 | 13.14 | 11.88 | 10.62 | 9.72 | 9.18 | |
| 30 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 2.22 | 2.09 | 1.93 | 1.81 | 1.71 | |
| 30 x 10 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 2.65 | 2.41 | 2.26 | 2.18 | 2.02 | |
| 30 x 12 x 4" | ECT-32 Single Wall Corrugated | 25/375 | 3.13 | 3.08 | 2.95 | 2.83 | 2.83 | |
| 30 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/250 | 4.26 | 4.04 | 3.73 | 3.61 | 3.38 | |
| 30 x 12 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 3.48 | 3.33 | 3.09 | 2.92 | 2.82 | |
| 30 x 13 x 13" | ECT-32 Single Wall Corrugated | 20/240 | 4.45 | 4.38 | 4.20 | 4.03 | 4.03 | |
| 30 x 14 x 7" | ECT-32 Single Wall Corrugated | 10/120 | 2.28 | 2.25 | 2.16 | 2.07 | 2.07 | |
| 30 x 14 x 10" | ECT-32 Single Wall Corrugated | 10/120 | 2.63 | 2.59 | 2.49 | 2.38 | 2.38 | |
| 30 x 15 x 15" | ECT-32 Single Wall Corrugated | 15/120 | 3.44 | 3.39 | 3.25 | 3.12 | 3.12 | |
| 30 x 15 x 15" | ECT-48 Double Wall Corrugated | 10/90 | 8.69 | 8.19 | 7.97 | 7.61 | 7.39 | |
| 30 x 17 x 16" | ECT-32 Single Wall Corrugated | 15/150 | 3.74 | 3.68 | 3.53 | 3.38 | 3.38 | |
| 30 x 17 x 16" | 14,12,10" | 15/150 | 6.10 | 5.71 | 5.31 | 4.91 | 4.62 | |
| 30 x 17 x 17" | ECT-51 Double Wall Corrugated | 5/75 | 14.54 | 13.98 | 12.86 | 12.30 | 11.74 | |
| 30 x 18 x 16" | ECT-32 Corrugated | 15/150 | 6.71 | 6.60 | 6.34 | 6.07 | 6.07 | |
| 30 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/120 | 4.34 | 4.28 | 4.11 | 3.93 | 3.93 | |
| 30 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 10.99 | 10.44 | 10.07 | 9.61 | 9.43 | |
| 30 x 20 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 3.99 | 3.76 | 3.56 | 3.27 | 3.09 | |
| 30 x 20 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 5.51 | 5.12 | 4.72 | 4.33 | 4.13 | |
| 30 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 3.79 | 3.73 | 3.58 | 3.43 | 3.43 | |
| 30 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 4.17 | 4.11 | 3.94 | 3.78 | 3.78 | |
| 30 x 20 x 18" | ECT-32 Single Wall Corrugated | 15/150 | 7.39 | 7.27 | 6.98 | 6.69 | 6.69 | |
| 30 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 5.01 | 4.93 | 4.73 | 4.54 | 4.54 | |
| 30 x 20 x 20" | ECT-44 - 18,16,14,12" | 10/120 | 9.09 | 8.61 | 8.29 | 7.70 | 6.68 | |
| 30 x 20 x 20" | ECT-48 Double Wall Corrugated | 10/70 | 15.49 | 14.77 | 14.41 | 13.55 | 13.19 | |
| 30 x 24 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 5.76 | 5.67 | 5.44 | 5.21 | 5.21 | |
| 30 x 24 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 5.27 | 5.19 | 4.98 | 4.78 | 4.78 | |
| 30 x 24 x 12" | 10,8,6,4" | 15/120 | 6.99 | 6.32 | 5.85 | 5.54 | 5.54 | |
| 30 x 24 x 12" | ECT-48 Double Wall Corrugated | 10/70 | 13.82 | 13.09 | 12.62 | 11.96 | 11.63 | |
| 30 x 24 x 20" | ECT-32 Single Wall Corrugated | 15/150 | 8.07 | 7.94 | 7.63 | 7.31 | 7.31 | |
| 30 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 13.55 | 12.57 | 12.08 | 11.34 | 10.27 | |
| 30 x 26 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 9.71 | 9.56 | 9.18 | 8.79 | 8.79 | |
| 30 x 30 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 7.43 | 6.85 | 6.43 | 6.17 | 5.69 | |
| 30 x 30 x 8" | ECT-32 Single Wall Corrugated | 10/120 | 7.66 | 7.05 | 6.77 | 6.30 | 5.84 | |
| 30 x 30 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 6.64 | 6.54 | 6.28 | 6.01 | 6.01 | |
| 30 x 30 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 7.94 | 7.81 | 7.50 | 7.19 | 7.19 | |
| 30 x 30 x 12" | ECT-48 Double Wall Corrugated | 5/75 | 15.27 | 14.51 | 13.96 | 13.19 | 12.86 | |
| 30 x 30 x 16" | ECT-32 Single Wall Corrugated | 10/120 | 7.03 | 6.91 | 6.64 | 6.36 | 6.36 | |
| 30 x 30 x 16" | ECT-48 Double Wall Corrugated | 5/90 | 16.80 | 15.86 | 15.40 | 14.46 | 14.00 | |
| 30 x 30 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 13.09 | 12.88 | 12.36 | 11.85 | 11.85 | |
| 30 x 30 x 20" | ECT-48 Double Wall Corrugated | 5/90 | 19.32 | 18.14 | 17.75 | 16.56 | 16.04 | |
| 30 x 30 x 25" | ECT-32 Single Wall Corrugated | 5/120 | 8.43 | 8.30 | 7.96 | 7.63 | 7.63 | |
| 30 x 30 x 30" | ECT-32 Single Wall Corrugated | 5/120 | 10.07 | 9.91 | 9.52 | 9.12 | 9.12 | |
| 30 x 30 x 30" | ECT-48 Double Wall Corrugated | 5/75 | 27.06 | 25.49 | 24.83 | 23.13 | 22.61 | |
| 30 x 30 x 30" | ECT-90 Triple Wall Corrugated | 5/30 | 60.16 | 56.97 | 52.73 | 50.96 | 47.77 | |
| 30 1/2 x 6 1/2 x 24" | Outside Telescopic HSC | 10/150 | 6.29 | 6.05 | 5.85 | 5.48 | 5.20 | |
| 31 x 16 x 9" | ECT-32 Corrugated | 10/120 | 4.61 | 4.54 | 4.36 | 4.18 | 4.18 | |
| 32 x 6 x 6" | ECT-32 Corrugated | 25/375 | 2.32 | 2.15 | 1.99 | 1.79 | 1.65 | |
| 32 x 8 x 8" | ECT-32 Corrugated | 25/375 | 2.30 | 2.18 | 2.01 | 1.87 | 1.74 | |
| 32 x 10 x 6 1/2" | ECT-32 Corrugated | 20/240 | 3.04 | 2.83 | 2.61 | 2.39 | 2.28 | |
| 32 x 10 x 10" | ECT-32 Corrugated | 20/240 | 3.67 | 3.41 | 3.14 | 2.88 | 2.75 | |
| 32 x 12 x 10" | ECT-32 Corrugated | 20/240 | 3.52 | 3.18 | 2.98 | 2.89 | 2.60 | |
| 32 x 12 x 12" | ECT-32 Corrugated | 20/240 | 3.66 | 3.46 | 3.28 | 3.05 | 2.85 | |
| 32 x 16 x 16" | ECT-32 Corrugated | 15/150 | 6.75 | 6.27 | 5.79 | 5.30 | 5.06 | |
| 32 x 18 x 8" | ECT-32 Corrugated | 15/150 | 3.40 | 3.35 | 3.21 | 3.08 | 3.08 | |
| 32 x 18 x 12" | ECT-32 Corrugated | 15/150 | 3.85 | 3.79 | 3.64 | 3.49 | 3.49 | |
| 32 x 18 x 18" | ECT-32 Corrugated | 15/150 | 5.34 | 5.25 | 5.04 | 4.83 | 4.83 | |
| 32 x 24 x 24" | ECT-32 Corrugated | 15/150 | 9.20 | 9.05 | 8.69 | 8.33 | 8.33 | |
| 32 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 8.13 | 8.13 | 8.13 | 8.13 | 8.13 | |
| 32 x 24 x 24" | ECT-48 Double Wall Corrugated | 5/75 | 14.80 | 13.99 | 13.63 | 12.73 | 12.38 | |
| 32 x 32 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 13.74 | 12.76 | 11.78 | 10.80 | 10.31 | |
| 32 x 32 x 12" | ECT-32 Single Wall Corrugated | 10/150 | 10.17 | 10.01 | 9.61 | 9.21 | 9.21 | |
| 32 x 32 x 32" | ECT-32 Single Wall Corrugated | 5/120 | 10.87 | 10.70 | 10.27 | 9.85 | 9.85 | |
| 32 x 32 x 32" | ECT-48 Double Wall Corrugated | 5/90 | 29.49 | 27.94 | 27.01 | 25.30 | 24.53 | |
| 33 x 8 1/2 x 5" | ECT-32 Single Wall Corrugated | 25/375 | 2.42 | 2.27 | 2.19 | 2.02 | 1.85 | |
| 34 x 10 x 6" | ECT-32 Single Wall Corrugated | 10/300 | 2.54 | 2.41 | 2.23 | 2.15 | 2.02 | |
| 34 x 21 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 7.38 | 6.86 | 6.33 | 5.80 | 5.54 | |
| 34 x 34 x 34" | ECT-32 Single Wall Corrugated | 5/120 | 12.35 | 12.16 | 11.67 | 11.19 | 11.19 | |