| 27 x 14 x 9" | ECT-32 Single Wall Corrugated | 20/240 | $3.82 | $3.44 | $3.15 | $2.68 | $2.48 | |
| 27 x 27 x 27" | ECT-32 Single Wall Corrugated | 5/120 | 12.38 | 11.14 | 10.21 | 8.67 | 8.05 | |
| 28 x 4 x 4" | ECT-32 Single Wall Corrugated | 25/625 | 2.49 | 2.24 | 2.06 | 1.74 | 1.62 | |
| 28 x 5 x 24" | FOL | 10/120 | 6.55 | 5.90 | 5.41 | 4.59 | 4.26 | |
| 28 x 5 x 38" | FOL | 20/120 | 9.21 | 8.29 | 7.60 | 6.45 | 5.99 | |
| 28 x 6 x 6" | ECT-32 Single Wall Corrugated | 20/240 | 1.97 | 1.78 | 1.63 | 1.38 | 1.28 | |
| 28 x 6 x 20" | ECT-44 Single Wall Corrugated | 5/120 | 11.60 | 10.44 | 9.57 | 8.12 | 7.54 | |
| 28 x 6 x 52" | FOL | 5/120 | 17.15 | 15.44 | 14.15 | 12.01 | 11.15 | |
| 28 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 2.27 | 2.04 | 1.87 | 1.59 | 1.48 | |
| 28 x 10 x 10" | ECT-32 Single Wall Corrugated | 25/300 | 3.26 | 2.94 | 2.69 | 2.29 | 2.12 | |
| 28 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/300 | 2.55 | 2.30 | 2.11 | 1.79 | 1.66 | |
| 28 x 12 x 8" | ECT-32 Single Wall Corrugated | 25/300 | 5.00 | 4.50 | 4.12 | 3.50 | 3.25 | |
| 28 x 12 x 12" | ECT-32 Single Wall Corrugated | 20/240 | 3.76 | 3.39 | 3.10 | 2.63 | 2.45 | |
| 28 x 14 x 14" | ECT-32 Single Wall Corrugated | 20/120 | 4.77 | 4.29 | 3.94 | 3.34 | 3.10 | |
| 28 x 16 x 5" | ECT-32 Single Wall Corrugated | 25/300 | 6.08 | 5.48 | 5.02 | 4.26 | 3.96 | |
| 28 x 16 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 4.19 | 3.77 | 3.46 | 2.94 | 2.73 | |
| 28 x 16 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 4.56 | 4.11 | 3.77 | 3.19 | 2.97 | |
| 28 x 16 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 4.92 | 4.43 | 4.06 | 3.45 | 3.20 | |
| 28 x 16 x 14" | ECT-32 Single Wall Corrugated | 15/120 | 5.59 | 5.03 | 4.61 | 3.91 | 3.63 | |
| 28 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 3.90 | 3.51 | 3.21 | 2.73 | 2.53 | |
| 28 x 18 x 6" | ECT-32 Single Wall Corrugated | 20/140 | 7.71 | 6.94 | 6.36 | 5.39 | 5.01 | |
| 28 x 18 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 6.36 | 5.72 | 5.25 | 4.45 | 4.13 | |
| 28 x 18 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 6.79 | 6.11 | 5.61 | 4.76 | 4.42 | |
| 28 x 18 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 5.29 | 4.76 | 4.37 | 3.70 | 3.44 | |
| 28 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/150 | 5.78 | 5.21 | 4.77 | 4.05 | 3.76 | |
| 28 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 16.14 | 14.52 | 13.31 | 11.30 | 10.49 | |
| 28 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 8.55 | 7.70 | 7.06 | 5.99 | 5.56 | |
| 28 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 5.98 | 5.38 | 4.93 | 4.18 | 3.88 | |
| 28 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 7.14 | 6.43 | 5.89 | 5.00 | 4.64 | |
| 28 x 20 x 24" | 22,20,18,16,14" | 10/120 | 13.13 | 11.82 | 10.83 | 9.19 | 8.54 | |
| 28 x 20 x 25" | ECT-32 Single Wall Corrugated | 10/120 | 8.98 | 8.08 | 7.41 | 6.28 | 5.84 | |
| 28 x 24 x 6" | ECT-32 Single Wall Corrugated | 10/240 | 6.31 | 5.68 | 5.21 | 4.42 | 4.10 | |
| 28 x 24 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 16.12 | 14.51 | 13.30 | 11.29 | 10.48 | |
| 28 x 28 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 7.46 | 6.71 | 6.15 | 5.22 | 4.85 | |
| 28 x 28 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 16.21 | 14.59 | 13.37 | 11.35 | 10.54 | |
| 28 x 28 x 10" | ECT-32 Single Wall Corrugated | 10/150 | 15.36 | 13.82 | 12.67 | 10.75 | 9.98 | |
| 28 x 28 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 9.24 | 8.31 | 7.62 | 6.47 | 6.01 | |
| 28 x 28 x 12" | ECT-48 Double Wall Corrugated | 10/90 | 29.18 | 26.26 | 24.07 | 20.43 | 18.97 | |
| 28 x 28 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 11.54 | 10.39 | 9.52 | 8.08 | 7.50 | |
| 28 x 28 x 22" | ECT-32 Single Wall Corrugated | 10/150 | 17.66 | 15.89 | 14.57 | 12.36 | 11.48 | |
| 28 x 28 x 28" | ECT-32 Single Wall Corrugated | 5/120 | 13.35 | 12.02 | 11.02 | 9.35 | 8.68 | |
| 28 x 28 x 28" | ECT-48 Double Wall Corrugated | 5/90 | 30.30 | 27.27 | 25.00 | 21.21 | 19.70 | |
| 29 x 17 x 3" | ECT-32 Single Wall Corrugated | 25/300 | 6.31 | 5.68 | 5.20 | 4.42 | 4.10 | |
| 29 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 4.18 | 3.76 | 3.45 | 2.92 | 2.72 | |
| 29 x 17 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 7.33 | 6.60 | 6.05 | 5.13 | 4.77 | |
| 29 x 17 x 9" | ECT-32 Single Wall Corrugated | 15/150 | 4.75 | 4.27 | 3.92 | 3.32 | 3.08 | |
| 29 x 17 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 5.61 | 5.05 | 4.63 | 3.93 | 3.65 | |
| 29 x 17 x 15" | ECT-32 Single Wall Corrugated | 15/150 | 6.00 | 5.40 | 4.95 | 4.20 | 3.90 | |
| 29 x 17 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 7.39 | 6.65 | 6.09 | 5.17 | 4.80 | |
| 29 x 24 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 19.06 | 17.15 | 15.72 | 13.34 | 12.39 | |
| 30 x 5 x 24" | FOL | 10/120 | 4.29 | 3.86 | 3.54 | 3.00 | 2.79 | |
| 30 x 5 x 30" | FOL | 10/120 | 5.76 | 5.18 | 4.75 | 4.03 | 3.74 | |
| 30 x 6 x 6" | ECT-32 Single Wall Corrugated | 25/375 | 2.05 | 1.85 | 1.69 | 1.44 | 1.33 | |
| 30 x 6 x 24" | ECT-44 Corrugated | 10/140 | 12.47 | 11.22 | 10.28 | 8.73 | 8.10 | |
| 30 x 6 x 30" | ECT-44 Corrugated | 10/120 | 14.57 | 13.12 | 12.02 | 10.20 | 9.47 | |
| 30 x 6 x 40" | ECT-44 Corrugated | 10/140 | 18.00 | 16.20 | 14.85 | 12.60 | 11.70 | |
| 30 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 2.53 | 2.28 | 2.09 | 1.77 | 1.65 | |
| 30 x 10 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 3.11 | 2.80 | 2.57 | 2.18 | 2.02 | |
| 30 x 12 x 4" | ECT-32 Single Wall Corrugated | 25/375 | 4.92 | 4.43 | 4.06 | 3.45 | 3.20 | |
| 30 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/250 | 5.01 | 4.51 | 4.14 | 3.51 | 3.26 | |
| 30 x 12 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 3.92 | 3.52 | 3.23 | 2.74 | 2.54 | |
| 30 x 13 x 13" | ECT-32 Single Wall Corrugated | 20/240 | 7.00 | 6.30 | 5.78 | 4.90 | 4.55 | |
| 30 x 14 x 7" | ECT-32 Single Wall Corrugated | 10/120 | 3.59 | 3.23 | 2.96 | 2.52 | 2.34 | |
| 30 x 14 x 10" | ECT-32 Single Wall Corrugated | 10/120 | 4.14 | 3.73 | 3.42 | 2.90 | 2.69 | |
| 30 x 15 x 15" | ECT-32 Single Wall Corrugated | 15/120 | 5.42 | 4.88 | 4.48 | 3.80 | 3.53 | |
| 30 x 15 x 15" | ECT-48 Double Wall Corrugated | 10/90 | 14.49 | 13.04 | 11.95 | 10.14 | 9.42 | |
| 30 x 17 x 16" | ECT-32 Single Wall Corrugated | 15/150 | 5.89 | 5.30 | 4.86 | 4.12 | 3.83 | |
| 30 x 17 x 16" | 14,12,10" | 15/150 | 6.60 | 5.94 | 5.44 | 4.62 | 4.29 | |
| 30 x 17 x 17" | ECT-51 Double Wall Corrugated | 5/75 | 11.18 | 10.06 | 9.23 | 7.83 | 7.27 | |
| 30 x 18 x 16" | ECT-32 Corrugated | 15/150 | 10.56 | 9.51 | 8.72 | 7.39 | 6.87 | |
| 30 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/120 | 6.84 | 6.16 | 5.64 | 4.79 | 4.45 | |
| 30 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 18.31 | 16.48 | 15.11 | 12.82 | 11.90 | |
| 30 x 20 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 4.95 | 4.46 | 4.08 | 3.47 | 3.22 | |
| 30 x 20 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 7.87 | 7.08 | 6.49 | 5.51 | 5.12 | |
| 30 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 5.97 | 5.38 | 4.93 | 4.18 | 3.88 | |
| 30 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 6.57 | 5.92 | 5.42 | 4.60 | 4.27 | |
| 30 x 20 x 18" | ECT-32 Single Wall Corrugated | 15/150 | 11.64 | 10.47 | 9.60 | 8.15 | 7.57 | |
| 30 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 7.89 | 7.10 | 6.51 | 5.52 | 5.13 | |
| 30 x 20 x 20" | ECT-44 - 18,16,14,12" | 10/120 | 10.69 | 9.62 | 8.82 | 7.48 | 6.95 | |
| 30 x 20 x 20" | ECT-48 Double Wall Corrugated | 10/70 | 14.41 | 12.97 | 11.89 | 10.09 | 9.37 | |
| 30 x 24 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 9.07 | 8.16 | 7.48 | 6.35 | 5.90 | |
| 30 x 24 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 8.30 | 7.47 | 6.85 | 5.81 | 5.40 | |
| 30 x 24 x 12" | 10,8,6,4" | 15/120 | 10.35 | 9.32 | 8.54 | 7.25 | 6.73 | |
| 30 x 24 x 12" | ECT-48 Double Wall Corrugated | 10/70 | 13.29 | 11.96 | 10.96 | 9.30 | 8.64 | |
| 30 x 24 x 20" | ECT-32 Single Wall Corrugated | 15/150 | 12.71 | 11.44 | 10.49 | 8.90 | 8.26 | |
| 30 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 16.43 | 14.79 | 13.55 | 11.50 | 10.68 | |
| 30 x 26 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 15.29 | 13.76 | 12.62 | 10.71 | 9.94 | |
| 30 x 30 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 10.54 | 9.49 | 8.70 | 7.38 | 6.85 | |
| 30 x 30 x 8" | ECT-32 Single Wall Corrugated | 10/120 | 9.34 | 8.40 | 7.70 | 6.54 | 6.07 | |
| 30 x 30 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 10.46 | 9.41 | 8.63 | 7.32 | 6.80 | |
| 30 x 30 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 12.50 | 11.25 | 10.31 | 8.75 | 8.13 | |
| 30 x 30 x 12" | ECT-48 Double Wall Corrugated | 5/75 | 21.98 | 19.78 | 18.13 | 15.38 | 14.29 | |
| 30 x 30 x 16" | ECT-32 Single Wall Corrugated | 10/120 | 11.06 | 9.96 | 9.13 | 7.74 | 7.19 | |
| 30 x 30 x 16" | ECT-48 Double Wall Corrugated | 5/90 | 23.33 | 21.00 | 19.25 | 16.33 | 15.16 | |
| 30 x 30 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 20.61 | 18.55 | 17.00 | 14.42 | 13.39 | |
| 30 x 30 x 20" | ECT-48 Double Wall Corrugated | 5/90 | 26.29 | 23.66 | 21.69 | 18.40 | 17.09 | |
| 30 x 30 x 25" | ECT-32 Single Wall Corrugated | 5/120 | 13.27 | 11.95 | 10.95 | 9.29 | 8.63 | |
| 30 x 30 x 30" | ECT-32 Single Wall Corrugated | 5/120 | 15.86 | 14.27 | 13.09 | 11.10 | 10.31 | |
| 30 x 30 x 30" | ECT-48 Double Wall Corrugated | 5/75 | 26.14 | 23.53 | 21.57 | 18.30 | 16.99 | |
| 30 x 30 x 30" | ECT-90 Triple Wall Corrugated | 5/30 | 70.78 | 63.70 | 58.39 | 49.54 | 46.00 | |
| 30 1/2 x 6 1/2 x 24" | Outside Telescopic HSC | 10/150 | 8.12 | 7.31 | 6.70 | 5.68 | 5.28 | |
| 31 x 16 x 9" | ECT-32 Corrugated | 10/120 | 7.27 | 6.54 | 6.00 | 5.09 | 4.72 | |
| 32 x 6 x 6" | ECT-32 Corrugated | 25/375 | 2.21 | 1.99 | 1.82 | 1.55 | 1.44 | |
| 32 x 8 x 8" | ECT-32 Corrugated | 25/375 | 2.49 | 2.24 | 2.06 | 1.74 | 1.62 | |
| 32 x 10 x 6 1/2" | ECT-32 Corrugated | 20/240 | 4.35 | 3.91 | 3.59 | 3.04 | 2.83 | |
| 32 x 10 x 10" | ECT-32 Corrugated | 20/240 | 5.24 | 4.72 | 4.32 | 3.67 | 3.41 | |
| 32 x 12 x 10" | ECT-32 Corrugated | 20/240 | 3.85 | 3.46 | 3.18 | 2.69 | 2.50 | |
| 32 x 12 x 12" | ECT-32 Corrugated | 20/240 | 4.07 | 3.66 | 3.36 | 2.85 | 2.65 | |
| 32 x 16 x 16" | ECT-32 Corrugated | 15/150 | 9.64 | 8.68 | 7.96 | 6.75 | 6.27 | |
| 32 x 18 x 8" | ECT-32 Corrugated | 15/150 | 5.35 | 4.82 | 4.42 | 3.75 | 3.48 | |
| 32 x 18 x 12" | ECT-32 Corrugated | 15/150 | 6.06 | 5.46 | 5.00 | 4.24 | 3.94 | |
| 32 x 18 x 18" | ECT-32 Corrugated | 15/150 | 8.41 | 7.57 | 6.93 | 5.88 | 5.46 | |
| 32 x 24 x 24" | ECT-32 Corrugated | 15/150 | 14.49 | 13.04 | 11.95 | 10.14 | 9.42 | |
| 32 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 13.90 | 12.51 | 11.47 | 9.73 | 9.04 | |
| 32 x 24 x 24" | ECT-48 Double Wall Corrugated | 5/75 | 17.94 | 16.14 | 14.80 | 12.56 | 11.66 | |
| 32 x 32 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 19.63 | 17.67 | 16.20 | 13.74 | 12.76 | |
| 32 x 32 x 12" | ECT-32 Single Wall Corrugated | 10/150 | 16.02 | 14.42 | 13.22 | 11.22 | 10.41 | |
| 32 x 32 x 32" | ECT-32 Single Wall Corrugated | 5/120 | 17.12 | 15.41 | 14.13 | 11.99 | 11.13 | |
| 32 x 32 x 32" | ECT-48 Double Wall Corrugated | 5/90 | 31.05 | 27.94 | 25.61 | 21.73 | 20.18 | |
| 33 x 8 1/2 x 5" | ECT-32 Single Wall Corrugated | 25/375 | 3.37 | 3.03 | 2.78 | 2.36 | 2.19 | |
| 34 x 10 x 6" | ECT-32 Single Wall Corrugated | 10/300 | 2.99 | 2.69 | 2.47 | 2.09 | 1.94 | |
| 34 x 21 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 10.55 | 9.49 | 8.70 | 7.38 | 6.86 | |
| 34 x 34 x 34" | ECT-32 Single Wall Corrugated | 5/120 | 19.46 | 17.51 | 16.05 | 13.62 | 12.65 | |