| 27 x 14 x 9" | ECT-32 Single Wall Corrugated | 20/240 | $3.98 | $3.58 | $2.98 | $2.78 | $2.58 | |
| 27 x 27 x 27" | ECT-32 Single Wall Corrugated | 5/120 | 12.88 | 11.59 | 9.66 | 9.01 | 8.37 | |
| 28 x 4 x 4" | ECT-32 Single Wall Corrugated | 25/625 | 2.59 | 2.33 | 1.94 | 1.81 | 1.68 | |
| 28 x 5 x 24" | FOL | 10/120 | 6.82 | 6.13 | 5.11 | 4.77 | 4.43 | |
| 28 x 5 x 38" | FOL | 20/120 | 9.58 | 8.62 | 7.19 | 6.71 | 6.23 | |
| 28 x 6 x 6" | ECT-32 Single Wall Corrugated | 20/240 | 2.05 | 1.85 | 1.54 | 1.44 | 1.33 | |
| 28 x 6 x 20" | ECT-44 Single Wall Corrugated | 5/120 | 11.94 | 10.75 | 8.96 | 8.36 | 7.76 | |
| 28 x 6 x 52" | FOL | 5/120 | 17.84 | 16.06 | 13.38 | 12.49 | 11.60 | |
| 28 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 2.36 | 2.12 | 1.77 | 1.65 | 1.53 | |
| 28 x 10 x 10" | ECT-32 Single Wall Corrugated | 25/300 | 3.40 | 3.06 | 2.55 | 2.38 | 2.21 | |
| 28 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/300 | 3.01 | 2.71 | 2.26 | 2.11 | 1.96 | |
| 28 x 12 x 8" | ECT-32 Single Wall Corrugated | 25/300 | 5.20 | 4.68 | 3.90 | 3.64 | 3.38 | |
| 28 x 12 x 12" | ECT-32 Single Wall Corrugated | 20/240 | 3.91 | 3.52 | 2.94 | 2.74 | 2.54 | |
| 28 x 14 x 14" | ECT-32 Single Wall Corrugated | 20/120 | 4.96 | 4.46 | 3.72 | 3.47 | 3.22 | |
| 28 x 16 x 5" | ECT-32 Single Wall Corrugated | 25/300 | 6.33 | 5.70 | 4.75 | 4.43 | 4.11 | |
| 28 x 16 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 4.36 | 3.93 | 3.27 | 3.05 | 2.84 | |
| 28 x 16 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 4.75 | 4.27 | 3.56 | 3.32 | 3.09 | |
| 28 x 16 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 5.12 | 4.61 | 3.84 | 3.58 | 3.33 | |
| 28 x 16 x 14" | ECT-32 Single Wall Corrugated | 15/120 | 5.81 | 5.23 | 4.36 | 4.07 | 3.78 | |
| 28 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 4.05 | 3.65 | 3.04 | 2.84 | 2.63 | |
| 28 x 18 x 6" | ECT-32 Single Wall Corrugated | 20/140 | 8.02 | 7.21 | 6.01 | 5.61 | 5.21 | |
| 28 x 18 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 6.61 | 5.95 | 4.96 | 4.63 | 4.30 | |
| 28 x 18 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 7.07 | 6.36 | 5.30 | 4.95 | 4.59 | |
| 28 x 18 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 5.50 | 4.95 | 4.13 | 3.85 | 3.58 | |
| 28 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/150 | 6.02 | 5.41 | 4.51 | 4.21 | 3.91 | |
| 28 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 16.78 | 15.10 | 12.59 | 11.75 | 10.91 | |
| 28 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 8.81 | 7.93 | 6.61 | 6.17 | 5.73 | |
| 28 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 6.22 | 5.59 | 4.66 | 4.35 | 4.04 | |
| 28 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 7.42 | 6.68 | 5.57 | 5.20 | 4.83 | |
| 28 x 20 x 24" | 22,20,18,16,14" | 10/120 | 13.66 | 12.29 | 10.24 | 9.56 | 8.88 | |
| 28 x 20 x 25" | ECT-32 Single Wall Corrugated | 10/120 | 9.34 | 8.40 | 7.00 | 6.54 | 6.07 | |
| 28 x 24 x 6" | ECT-32 Single Wall Corrugated | 10/240 | 6.57 | 5.91 | 4.93 | 4.60 | 4.27 | |
| 28 x 24 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 16.77 | 15.09 | 12.58 | 11.74 | 10.90 | |
| 28 x 28 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 8.56 | 7.71 | 6.42 | 5.99 | 5.57 | |
| 28 x 28 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 16.70 | 15.03 | 12.52 | 11.69 | 10.85 | |
| 28 x 28 x 10" | ECT-32 Single Wall Corrugated | 10/150 | 15.98 | 14.38 | 11.98 | 11.18 | 10.38 | |
| 28 x 28 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 9.61 | 8.65 | 7.21 | 6.73 | 6.25 | |
| 28 x 28 x 12" | ECT-48 Double Wall Corrugated | 10/90 | 30.35 | 27.31 | 22.76 | 21.24 | 19.73 | |
| 28 x 28 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 12.00 | 10.80 | 9.00 | 8.40 | 7.80 | |
| 28 x 28 x 22" | ECT-32 Single Wall Corrugated | 10/150 | 18.19 | 16.37 | 13.64 | 12.73 | 11.82 | |
| 28 x 28 x 28" | ECT-32 Single Wall Corrugated | 5/120 | 13.89 | 12.50 | 10.41 | 9.72 | 9.03 | |
| 28 x 28 x 28" | ECT-48 Double Wall Corrugated | 5/90 | 31.51 | 28.36 | 23.63 | 22.06 | 20.48 | |
| 29 x 17 x 3" | ECT-32 Single Wall Corrugated | 25/300 | 6.56 | 5.90 | 4.92 | 4.59 | 4.26 | |
| 29 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 4.35 | 3.91 | 3.26 | 3.04 | 2.82 | |
| 29 x 17 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 7.55 | 6.80 | 5.67 | 5.29 | 4.91 | |
| 29 x 17 x 9" | ECT-32 Single Wall Corrugated | 15/150 | 4.94 | 4.44 | 3.70 | 3.46 | 3.21 | |
| 29 x 17 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 5.84 | 5.26 | 4.38 | 4.09 | 3.80 | |
| 29 x 17 x 15" | ECT-32 Single Wall Corrugated | 15/150 | 6.24 | 5.62 | 4.68 | 4.37 | 4.06 | |
| 29 x 17 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 7.68 | 6.91 | 5.76 | 5.38 | 4.99 | |
| 29 x 24 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 19.82 | 17.84 | 14.86 | 13.87 | 12.88 | |
| 30 x 5 x 24" | FOL | 10/120 | 5.05 | 4.55 | 3.79 | 3.54 | 3.28 | |
| 30 x 5 x 30" | FOL | 10/120 | 5.99 | 5.39 | 4.49 | 4.19 | 3.89 | |
| 30 x 6 x 6" | ECT-32 Single Wall Corrugated | 25/375 | 2.13 | 1.92 | 1.60 | 1.49 | 1.39 | |
| 30 x 6 x 24" | ECT-44 Corrugated | 10/140 | 12.96 | 11.67 | 9.72 | 9.08 | 8.43 | |
| 30 x 6 x 30" | ECT-44 Corrugated | 10/120 | 15.16 | 13.64 | 11.37 | 10.61 | 9.85 | |
| 30 x 6 x 40" | ECT-44 Corrugated | 10/140 | 18.72 | 16.85 | 14.04 | 13.11 | 12.17 | |
| 30 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 2.64 | 2.37 | 1.98 | 1.84 | 1.71 | |
| 30 x 10 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 3.24 | 2.91 | 2.43 | 2.27 | 2.10 | |
| 30 x 12 x 4" | ECT-32 Single Wall Corrugated | 25/375 | 5.12 | 4.61 | 3.84 | 3.58 | 3.33 | |
| 30 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/250 | 5.21 | 4.69 | 3.91 | 3.65 | 3.39 | |
| 30 x 12 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 4.07 | 3.66 | 3.05 | 2.85 | 2.65 | |
| 30 x 13 x 13" | ECT-32 Single Wall Corrugated | 20/240 | 7.28 | 6.55 | 5.46 | 5.10 | 4.73 | |
| 30 x 14 x 7" | ECT-32 Single Wall Corrugated | 10/120 | 3.74 | 3.36 | 2.80 | 2.62 | 2.43 | |
| 30 x 14 x 10" | ECT-32 Single Wall Corrugated | 10/120 | 4.31 | 3.88 | 3.23 | 3.02 | 2.80 | |
| 30 x 15 x 15" | ECT-32 Single Wall Corrugated | 15/120 | 5.64 | 5.08 | 4.23 | 3.95 | 3.67 | |
| 30 x 15 x 15" | ECT-48 Double Wall Corrugated | 10/90 | 15.07 | 13.56 | 11.30 | 10.55 | 9.79 | |
| 30 x 17 x 16" | ECT-32 Single Wall Corrugated | 15/150 | 6.12 | 5.51 | 4.59 | 4.28 | 3.98 | |
| 30 x 17 x 16" | 14,12,10" | 15/150 | 6.86 | 6.17 | 5.15 | 4.80 | 4.46 | |
| 30 x 17 x 17" | ECT-51 Double Wall Corrugated | 5/75 | 11.63 | 10.47 | 8.72 | 8.14 | 7.56 | |
| 30 x 18 x 16" | ECT-32 Corrugated | 15/150 | 10.88 | 9.79 | 8.16 | 7.62 | 7.07 | |
| 30 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/120 | 7.12 | 6.40 | 5.34 | 4.98 | 4.63 | |
| 30 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 19.05 | 17.14 | 14.28 | 13.33 | 12.38 | |
| 30 x 20 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 5.15 | 4.63 | 3.86 | 3.60 | 3.35 | |
| 30 x 20 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 8.19 | 7.37 | 6.14 | 5.73 | 5.32 | |
| 30 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 6.21 | 5.59 | 4.66 | 4.35 | 4.04 | |
| 30 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 6.84 | 6.15 | 5.13 | 4.79 | 4.44 | |
| 30 x 20 x 18" | ECT-32 Single Wall Corrugated | 15/150 | 12.10 | 10.89 | 9.08 | 8.47 | 7.87 | |
| 30 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 8.20 | 7.38 | 6.15 | 5.74 | 5.33 | |
| 30 x 20 x 20" | ECT-44 - 18,16,14,12" | 10/120 | 11.12 | 10.01 | 8.34 | 7.78 | 7.23 | |
| 30 x 20 x 20" | ECT-48 Double Wall Corrugated | 10/70 | 14.99 | 13.49 | 11.24 | 10.49 | 9.74 | |
| 30 x 24 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 9.43 | 8.49 | 7.07 | 6.60 | 6.13 | |
| 30 x 24 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 8.64 | 7.77 | 6.48 | 6.05 | 5.61 | |
| 30 x 24 x 12" | 10,8,6,4" | 15/120 | 10.77 | 9.69 | 8.08 | 7.54 | 7.00 | |
| 30 x 24 x 12" | ECT-48 Double Wall Corrugated | 10/70 | 13.82 | 12.44 | 10.36 | 9.67 | 8.98 | |
| 30 x 24 x 20" | ECT-32 Single Wall Corrugated | 15/150 | 13.22 | 11.90 | 9.92 | 9.25 | 8.59 | |
| 30 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 17.09 | 15.38 | 12.82 | 11.96 | 11.11 | |
| 30 x 26 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 15.91 | 14.32 | 11.93 | 11.13 | 10.34 | |
| 30 x 30 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 10.96 | 9.87 | 8.22 | 7.67 | 7.13 | |
| 30 x 30 x 8" | ECT-32 Single Wall Corrugated | 10/120 | 9.71 | 8.74 | 7.28 | 6.80 | 6.31 | |
| 30 x 30 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 10.88 | 9.79 | 8.16 | 7.61 | 7.07 | |
| 30 x 30 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 13.00 | 11.70 | 9.75 | 9.10 | 8.45 | |
| 30 x 30 x 12" | ECT-48 Double Wall Corrugated | 5/75 | 22.86 | 20.57 | 17.14 | 16.00 | 14.86 | |
| 30 x 30 x 16" | ECT-32 Single Wall Corrugated | 10/120 | 11.51 | 10.36 | 8.63 | 8.05 | 7.48 | |
| 30 x 30 x 16" | ECT-48 Double Wall Corrugated | 5/90 | 24.26 | 21.84 | 18.20 | 16.98 | 15.77 | |
| 30 x 30 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 21.43 | 19.29 | 16.07 | 15.00 | 13.93 | |
| 30 x 30 x 20" | ECT-48 Double Wall Corrugated | 5/90 | 27.34 | 24.61 | 20.51 | 19.14 | 17.77 | |
| 30 x 30 x 25" | ECT-32 Single Wall Corrugated | 5/120 | 13.80 | 12.42 | 10.35 | 9.66 | 8.97 | |
| 30 x 30 x 30" | ECT-32 Single Wall Corrugated | 5/120 | 16.50 | 14.85 | 12.37 | 11.55 | 10.72 | |
| 30 x 30 x 30" | ECT-48 Double Wall Corrugated | 5/75 | 27.19 | 24.47 | 20.39 | 19.03 | 17.67 | |
| 30 x 30 x 30" | ECT-90 Triple Wall Corrugated | 5/30 | 73.61 | 66.25 | 55.21 | 51.53 | 47.84 | |
| 30 1/2 x 6 1/2 x 24" | Outside Telescopic HSC | 10/150 | 8.36 | 7.53 | 6.27 | 5.85 | 5.44 | |
| 31 x 16 x 9" | ECT-32 Corrugated | 10/120 | 7.56 | 6.80 | 5.67 | 5.29 | 4.91 | |
| 32 x 6 x 6" | ECT-32 Corrugated | 25/375 | 2.30 | 2.07 | 1.72 | 1.61 | 1.49 | |
| 32 x 8 x 8" | ECT-32 Corrugated | 25/375 | 2.59 | 2.33 | 1.94 | 1.81 | 1.68 | |
| 32 x 10 x 6 1/2" | ECT-32 Corrugated | 20/240 | 4.52 | 4.07 | 3.39 | 3.17 | 2.94 | |
| 32 x 10 x 10" | ECT-32 Corrugated | 20/240 | 5.45 | 4.90 | 4.09 | 3.81 | 3.54 | |
| 32 x 12 x 10" | ECT-32 Corrugated | 20/240 | 4.00 | 3.60 | 3.00 | 2.80 | 2.60 | |
| 32 x 12 x 12" | ECT-32 Corrugated | 20/240 | 4.23 | 3.81 | 3.17 | 2.96 | 2.75 | |
| 32 x 16 x 16" | ECT-32 Corrugated | 15/150 | 10.03 | 9.03 | 7.52 | 7.02 | 6.52 | |
| 32 x 18 x 8" | ECT-32 Corrugated | 15/150 | 5.57 | 5.01 | 4.18 | 3.90 | 3.62 | |
| 32 x 18 x 12" | ECT-32 Corrugated | 15/150 | 6.31 | 5.68 | 4.73 | 4.41 | 4.10 | |
| 32 x 18 x 18" | ECT-32 Corrugated | 15/150 | 8.74 | 7.87 | 6.56 | 6.12 | 5.68 | |
| 32 x 24 x 24" | ECT-32 Corrugated | 15/150 | 15.07 | 13.56 | 11.30 | 10.55 | 9.79 | |
| 32 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 14.46 | 13.01 | 10.84 | 10.12 | 9.40 | |
| 32 x 24 x 24" | ECT-48 Double Wall Corrugated | 5/75 | 18.65 | 16.79 | 13.99 | 13.06 | 12.12 | |
| 32 x 32 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 20.42 | 18.38 | 15.31 | 14.29 | 13.27 | |
| 32 x 32 x 12" | ECT-32 Single Wall Corrugated | 10/150 | 16.66 | 15.00 | 12.50 | 11.66 | 10.83 | |
| 32 x 32 x 32" | ECT-32 Single Wall Corrugated | 5/120 | 17.81 | 16.03 | 13.36 | 12.47 | 11.58 | |
| 32 x 32 x 32" | ECT-48 Double Wall Corrugated | 5/90 | 32.29 | 29.06 | 24.22 | 22.60 | 20.99 | |
| 33 x 8 1/2 x 5" | ECT-32 Single Wall Corrugated | 25/375 | 3.50 | 3.15 | 2.63 | 2.45 | 2.28 | |
| 34 x 10 x 6" | ECT-32 Single Wall Corrugated | 10/300 | 3.11 | 2.80 | 2.33 | 2.18 | 2.02 | |
| 34 x 21 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 10.97 | 9.87 | 8.23 | 7.68 | 7.13 | |
| 34 x 34 x 34" | ECT-32 Single Wall Corrugated | 5/120 | 20.23 | 18.21 | 15.18 | 14.16 | 13.15 | |