| 27 x 14 x 9" | ECT-32 Single Wall Corrugated | 20/240 | $4.02 | $3.34 | $3.07 | $2.85 | $2.67 | |
| 27 x 27 x 27" | ECT-32 Single Wall Corrugated | 5/120 | 11.68 | 9.69 | 8.94 | 8.29 | 7.77 | |
| 28 x 4 x 4" | ECT-32 Single Wall Corrugated | 25/625 | 2.35 | 1.95 | 1.80 | 1.67 | 1.56 | |
| 28 x 5 x 24" | FOL | 10/120 | 6.18 | 5.13 | 4.73 | 4.39 | 4.11 | |
| 28 x 5 x 38" | FOL | 20/120 | 8.69 | 7.21 | 6.65 | 6.17 | 5.78 | |
| 28 x 6 x 6" | ECT-32 Single Wall Corrugated | 20/240 | 1.86 | 1.55 | 1.42 | 1.32 | 1.24 | |
| 28 x 6 x 20" | ECT-44 Single Wall Corrugated | 5/120 | 9.95 | 8.26 | 7.61 | 7.06 | 6.62 | |
| 28 x 6 x 52" | FOL | 5/120 | 16.18 | 13.43 | 12.38 | 11.49 | 10.76 | |
| 28 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 2.14 | 1.78 | 1.64 | 1.52 | 1.42 | |
| 28 x 10 x 10" | ECT-32 Single Wall Corrugated | 25/300 | 3.24 | 2.69 | 2.48 | 2.30 | 2.16 | |
| 28 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/300 | 2.35 | 1.95 | 1.80 | 1.67 | 1.56 | |
| 28 x 12 x 8" | ECT-32 Single Wall Corrugated | 25/300 | 4.71 | 3.91 | 3.61 | 3.35 | 3.13 | |
| 28 x 12 x 12" | ECT-32 Single Wall Corrugated | 20/240 | 3.55 | 2.95 | 2.72 | 2.52 | 2.36 | |
| 28 x 14 x 14" | ECT-32 Single Wall Corrugated | 20/120 | 3.91 | 3.24 | 2.99 | 2.77 | 2.60 | |
| 28 x 16 x 5" | ECT-32 Single Wall Corrugated | 25/300 | 5.74 | 4.76 | 4.39 | 4.08 | 3.82 | |
| 28 x 16 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 3.96 | 3.28 | 3.03 | 2.81 | 2.63 | |
| 28 x 16 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 4.34 | 3.60 | 3.32 | 3.08 | 2.89 | |
| 28 x 16 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 4.64 | 3.86 | 3.55 | 3.30 | 3.09 | |
| 28 x 16 x 14" | ECT-32 Single Wall Corrugated | 15/120 | 5.27 | 4.38 | 4.03 | 3.74 | 3.51 | |
| 28 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 3.89 | 3.23 | 2.97 | 2.76 | 2.58 | |
| 28 x 18 x 6" | ECT-32 Single Wall Corrugated | 20/140 | 7.27 | 6.03 | 5.56 | 5.16 | 4.83 | |
| 28 x 18 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 6.00 | 4.98 | 4.59 | 4.26 | 3.99 | |
| 28 x 18 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 6.68 | 5.54 | 5.11 | 4.74 | 4.44 | |
| 28 x 18 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 4.99 | 4.14 | 3.82 | 3.55 | 3.32 | |
| 28 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/150 | 6.26 | 5.20 | 4.79 | 4.45 | 4.17 | |
| 28 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 15.22 | 12.64 | 11.65 | 10.81 | 10.12 | |
| 28 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 8.07 | 6.70 | 6.17 | 5.73 | 5.37 | |
| 28 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 5.64 | 4.68 | 4.31 | 4.00 | 3.75 | |
| 28 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 6.74 | 5.59 | 5.15 | 4.78 | 4.48 | |
| 28 x 20 x 24" | 22,20,18,16,14" | 10/120 | 12.63 | 10.48 | 9.66 | 8.97 | 8.40 | |
| 28 x 20 x 25" | ECT-32 Single Wall Corrugated | 10/120 | 8.47 | 7.03 | 6.48 | 6.01 | 5.63 | |
| 28 x 24 x 6" | ECT-32 Single Wall Corrugated | 10/240 | 5.96 | 4.94 | 4.56 | 4.23 | 3.96 | |
| 28 x 24 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 15.21 | 12.63 | 11.64 | 10.80 | 10.12 | |
| 28 x 28 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 7.77 | 6.45 | 5.94 | 5.51 | 5.16 | |
| 28 x 28 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 15.29 | 12.69 | 11.70 | 10.86 | 10.17 | |
| 28 x 28 x 10" | ECT-32 Single Wall Corrugated | 10/150 | 14.49 | 12.03 | 11.09 | 10.29 | 9.64 | |
| 28 x 28 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 8.72 | 7.23 | 6.67 | 6.19 | 5.80 | |
| 28 x 28 x 12" | ECT-48 Double Wall Corrugated | 10/90 | 27.53 | 22.85 | 21.06 | 19.55 | 18.31 | |
| 28 x 28 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 11.12 | 9.23 | 8.51 | 7.90 | 7.39 | |
| 28 x 28 x 22" | ECT-32 Single Wall Corrugated | 10/150 | 16.66 | 13.83 | 12.75 | 11.83 | 11.08 | |
| 28 x 28 x 28" | ECT-32 Single Wall Corrugated | 5/120 | 12.88 | 10.69 | 9.85 | 9.14 | 8.56 | |
| 28 x 28 x 28" | ECT-48 Double Wall Corrugated | 5/90 | 28.59 | 23.73 | 21.87 | 20.30 | 19.01 | |
| 29 x 17 x 3" | ECT-32 Single Wall Corrugated | 25/300 | 5.95 | 4.94 | 4.55 | 4.22 | 3.96 | |
| 29 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 3.94 | 3.27 | 3.02 | 2.80 | 2.62 | |
| 29 x 17 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 6.92 | 5.74 | 5.29 | 4.91 | 4.60 | |
| 29 x 17 x 9" | ECT-32 Single Wall Corrugated | 15/150 | 4.48 | 3.72 | 3.43 | 3.18 | 2.98 | |
| 29 x 17 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 5.33 | 4.42 | 4.07 | 3.78 | 3.54 | |
| 29 x 17 x 15" | ECT-32 Single Wall Corrugated | 15/150 | 5.68 | 4.72 | 4.35 | 4.04 | 3.78 | |
| 29 x 17 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 6.97 | 5.78 | 5.33 | 4.95 | 4.63 | |
| 29 x 24 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 17.98 | 14.92 | 13.75 | 12.76 | 11.95 | |
| 30 x 5 x 24" | FOL | 10/120 | 4.83 | 4.01 | 3.69 | 3.43 | 3.21 | |
| 30 x 5 x 30" | FOL | 10/120 | 5.43 | 4.51 | 4.15 | 3.86 | 3.61 | |
| 30 x 6 x 6" | ECT-32 Single Wall Corrugated | 25/375 | 1.79 | 1.48 | 1.37 | 1.27 | 1.19 | |
| 30 x 6 x 24" | ECT-44 Corrugated | 10/140 | 11.76 | 9.76 | 9.00 | 8.35 | 7.82 | |
| 30 x 6 x 24" | Inside Telescopic HSC | 10/150 | 7.40 | 6.14 | 5.66 | 5.25 | 4.92 | |
| 30 x 6 x 30" | ECT-44 Corrugated | 10/120 | 13.75 | 11.41 | 10.52 | 9.76 | 9.14 | |
| 30 x 6 x 40" | ECT-44 Corrugated | 10/140 | 16.98 | 14.10 | 12.99 | 12.06 | 11.29 | |
| 30 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 2.39 | 1.98 | 1.83 | 1.70 | 1.59 | |
| 30 x 10 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 2.68 | 2.23 | 2.05 | 1.91 | 1.78 | |
| 30 x 12 x 4" | ECT-32 Single Wall Corrugated | 25/375 | 4.65 | 3.86 | 3.55 | 3.30 | 3.09 | |
| 30 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/250 | 4.73 | 3.92 | 3.62 | 3.36 | 3.14 | |
| 30 x 12 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 3.69 | 3.07 | 2.83 | 2.62 | 2.46 | |
| 30 x 13 x 13" | ECT-32 Single Wall Corrugated | 20/240 | 6.60 | 5.48 | 5.05 | 4.69 | 4.39 | |
| 30 x 14 x 7" | ECT-32 Single Wall Corrugated | 10/120 | 3.39 | 2.81 | 2.59 | 2.41 | 2.25 | |
| 30 x 14 x 10" | ECT-32 Single Wall Corrugated | 10/120 | 3.65 | 3.03 | 2.79 | 2.59 | 2.43 | |
| 30 x 15 x 15" | ECT-32 Single Wall Corrugated | 15/120 | 5.12 | 4.25 | 3.91 | 3.63 | 3.40 | |
| 30 x 15 x 15" | ECT-48 Double Wall Corrugated | 10/90 | 13.67 | 11.34 | 10.46 | 9.70 | 9.09 | |
| 30 x 17 x 16" | ECT-32 Single Wall Corrugated | 15/150 | 5.55 | 4.61 | 4.25 | 3.94 | 3.69 | |
| 30 x 17 x 16" | 14,12,10" | 15/150 | 6.22 | 5.17 | 4.76 | 4.42 | 4.14 | |
| 30 x 17 x 17" | ECT-51 Double Wall Corrugated | 5/75 | 10.86 | 9.01 | 8.30 | 7.71 | 7.22 | |
| 30 x 18 x 16" | ECT-32 Corrugated | 15/150 | 9.97 | 8.27 | 7.62 | 7.08 | 6.63 | |
| 30 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/120 | 6.46 | 5.36 | 4.94 | 4.58 | 4.29 | |
| 30 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 17.28 | 14.34 | 13.22 | 12.27 | 11.49 | |
| 30 x 20 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 4.47 | 3.71 | 3.42 | 3.18 | 2.97 | |
| 30 x 20 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 7.43 | 6.16 | 5.68 | 5.27 | 4.94 | |
| 30 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 6.01 | 4.99 | 4.60 | 4.27 | 4.00 | |
| 30 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 6.20 | 5.15 | 4.74 | 4.40 | 4.12 | |
| 30 x 20 x 18" | ECT-32 Single Wall Corrugated | 15/150 | 10.98 | 9.11 | 8.40 | 7.80 | 7.30 | |
| 30 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 7.44 | 6.18 | 5.69 | 5.28 | 4.95 | |
| 30 x 20 x 20" | ECT-44 - 18,16,14,12" | 10/120 | 10.09 | 8.37 | 7.72 | 7.16 | 6.71 | |
| 30 x 20 x 20" | ECT-48 Double Wall Corrugated | 10/70 | 13.67 | 11.35 | 10.46 | 9.71 | 9.09 | |
| 30 x 24 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 8.74 | 7.25 | 6.68 | 6.20 | 5.81 | |
| 30 x 24 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 7.83 | 6.50 | 5.99 | 5.56 | 5.21 | |
| 30 x 24 x 12" | 10,8,6,4" | 15/120 | 9.77 | 8.11 | 7.47 | 6.94 | 6.50 | |
| 30 x 24 x 12" | ECT-48 Double Wall Corrugated | 10/70 | 12.54 | 10.41 | 9.59 | 8.90 | 8.34 | |
| 30 x 24 x 20" | ECT-32 Single Wall Corrugated | 15/150 | 11.99 | 9.95 | 9.17 | 8.51 | 7.97 | |
| 30 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 14.80 | 12.28 | 11.32 | 10.51 | 9.84 | |
| 30 x 26 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 14.43 | 11.98 | 11.04 | 10.24 | 9.59 | |
| 30 x 30 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 9.94 | 8.25 | 7.61 | 7.06 | 6.61 | |
| 30 x 30 x 8" | ECT-32 Single Wall Corrugated | 10/120 | 8.90 | 7.39 | 6.81 | 6.32 | 5.92 | |
| 30 x 30 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 10.17 | 8.44 | 7.78 | 7.22 | 6.76 | |
| 30 x 30 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 11.79 | 9.79 | 9.02 | 8.37 | 7.84 | |
| 30 x 30 x 12" | ECT-48 Double Wall Corrugated | 5/75 | 20.73 | 17.21 | 15.86 | 14.72 | 13.79 | |
| 30 x 30 x 16" | ECT-32 Single Wall Corrugated | 10/120 | 10.44 | 8.66 | 7.98 | 7.41 | 6.94 | |
| 30 x 30 x 16" | ECT-48 Double Wall Corrugated | 5/90 | 22.01 | 18.27 | 16.84 | 15.63 | 14.64 | |
| 30 x 30 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 19.44 | 16.14 | 14.87 | 13.80 | 12.93 | |
| 30 x 30 x 20" | ECT-48 Double Wall Corrugated | 5/90 | 24.80 | 20.59 | 18.98 | 17.61 | 16.49 | |
| 30 x 30 x 25" | ECT-32 Single Wall Corrugated | 5/120 | 12.52 | 10.39 | 9.58 | 8.89 | 8.33 | |
| 30 x 30 x 30" | ECT-32 Single Wall Corrugated | 5/120 | 14.96 | 12.42 | 11.45 | 10.62 | 9.95 | |
| 30 x 30 x 30" | ECT-48 Double Wall Corrugated | 5/75 | 24.66 | 20.47 | 18.87 | 17.51 | 16.40 | |
| 30 x 30 x 30" | ECT-90 Triple Wall Corrugated | 5/30 | 66.77 | 55.42 | 51.08 | 47.41 | 44.40 | |
| 30 1/2 x 6 1/2 x 24" | Outside Telescopic HSC | 10/150 | 7.74 | 6.42 | 5.92 | 5.49 | 5.14 | |
| 31 x 16 x 9" | ECT-32 Corrugated | 10/120 | 6.86 | 5.69 | 5.24 | 4.87 | 4.56 | |
| 32 x 6 x 6" | ECT-32 Corrugated | 25/375 | 2.08 | 1.73 | 1.59 | 1.48 | 1.39 | |
| 32 x 8 x 8" | ECT-32 Corrugated | 25/375 | 2.35 | 1.95 | 1.80 | 1.67 | 1.56 | |
| 32 x 10 x 6 1/2" | ECT-32 Corrugated | 20/240 | 4.10 | 3.40 | 3.14 | 2.91 | 2.73 | |
| 32 x 10 x 10" | ECT-32 Corrugated | 20/240 | 4.94 | 4.10 | 3.78 | 3.51 | 3.29 | |
| 32 x 12 x 10" | ECT-32 Corrugated | 20/240 | 3.63 | 3.01 | 2.78 | 2.58 | 2.41 | |
| 32 x 12 x 12" | ECT-32 Corrugated | 20/240 | 3.84 | 3.19 | 2.94 | 2.73 | 2.55 | |
| 32 x 16 x 16" | ECT-32 Corrugated | 15/150 | 9.10 | 7.55 | 6.96 | 6.46 | 6.05 | |
| 32 x 18 x 8" | ECT-32 Corrugated | 15/150 | 5.05 | 4.19 | 3.86 | 3.59 | 3.36 | |
| 32 x 18 x 12" | ECT-32 Corrugated | 15/150 | 5.97 | 4.96 | 4.57 | 4.24 | 3.97 | |
| 32 x 18 x 18" | ECT-32 Corrugated | 15/150 | 7.93 | 6.58 | 6.07 | 5.63 | 5.27 | |
| 32 x 24 x 24" | ECT-32 Corrugated | 15/150 | 13.67 | 11.34 | 10.46 | 9.70 | 9.09 | |
| 32 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 13.80 | 11.46 | 10.56 | 9.80 | 9.18 | |
| 32 x 24 x 24" | ECT-48 Double Wall Corrugated | 5/75 | 16.92 | 14.04 | 12.94 | 12.01 | 11.25 | |
| 32 x 32 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 18.52 | 15.37 | 14.17 | 13.15 | 12.32 | |
| 32 x 32 x 12" | ECT-32 Single Wall Corrugated | 10/150 | 15.12 | 12.55 | 11.56 | 10.73 | 10.05 | |
| 32 x 32 x 32" | ECT-32 Single Wall Corrugated | 5/120 | 16.16 | 13.41 | 12.36 | 11.47 | 10.74 | |
| 32 x 32 x 32" | ECT-48 Double Wall Corrugated | 5/90 | 29.29 | 24.31 | 22.41 | 20.80 | 19.48 | |
| 33 x 8 1/2 x 5" | ECT-32 Single Wall Corrugated | 25/375 | 3.18 | 2.64 | 2.43 | 2.26 | 2.11 | |
| 34 x 10 x 6" | ECT-32 Single Wall Corrugated | 10/300 | 2.82 | 2.34 | 2.16 | 2.00 | 1.88 | |
| 34 x 21 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 9.95 | 8.26 | 7.61 | 7.06 | 6.62 | |
| 34 x 34 x 34" | ECT-32 Single Wall Corrugated | 5/120 | 18.35 | 15.23 | 14.04 | 13.03 | 12.21 | |