| 27 x 14 x 9" | ECT-32 Single Wall Corrugated | 20/240 | $3.22 | $3.01 | $2.81 | $2.77 | $2.71 | |
| 27 x 27 x 27" | ECT-32 Single Wall Corrugated | 5/120 | 9.34 | 8.76 | 8.18 | 8.06 | 7.88 | |
| 28 x 4 x 4" | ECT-32 Single Wall Corrugated | 25/625 | 1.88 | 1.76 | 1.65 | 1.62 | 1.59 | |
| 28 x 5 x 24" | FOL | 10/120 | 4.95 | 4.64 | 4.33 | 4.27 | 4.17 | |
| 28 x 5 x 38" | FOL | 20/120 | 6.95 | 6.52 | 6.08 | 6.00 | 5.87 | |
| 28 x 6 x 6" | ECT-32 Single Wall Corrugated | 20/240 | 1.49 | 1.40 | 1.30 | 1.28 | 1.26 | |
| 28 x 6 x 20" | ECT-44 Single Wall Corrugated | 5/120 | 7.96 | 7.46 | 6.96 | 6.87 | 6.72 | |
| 28 x 6 x 52" | FOL | 5/120 | 12.95 | 12.14 | 11.33 | 11.17 | 10.92 | |
| 28 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 1.71 | 1.61 | 1.50 | 1.48 | 1.45 | |
| 28 x 10 x 10" | ECT-32 Single Wall Corrugated | 25/300 | 2.59 | 2.43 | 2.27 | 2.24 | 2.19 | |
| 28 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/300 | 2.23 | 2.09 | 1.95 | 1.92 | 1.88 | |
| 28 x 12 x 8" | ECT-32 Single Wall Corrugated | 25/300 | 3.77 | 3.54 | 3.30 | 3.25 | 3.18 | |
| 28 x 12 x 12" | ECT-32 Single Wall Corrugated | 20/240 | 2.84 | 2.66 | 2.49 | 2.45 | 2.40 | |
| 28 x 14 x 14" | ECT-32 Single Wall Corrugated | 20/120 | 3.60 | 3.37 | 3.15 | 3.10 | 3.04 | |
| 28 x 16 x 5" | ECT-32 Single Wall Corrugated | 25/300 | 4.59 | 4.31 | 4.02 | 3.96 | 3.87 | |
| 28 x 16 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 3.17 | 2.97 | 2.77 | 2.73 | 2.67 | |
| 28 x 16 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 3.47 | 3.26 | 3.04 | 2.99 | 2.93 | |
| 28 x 16 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 3.72 | 3.48 | 3.25 | 3.20 | 3.14 | |
| 28 x 16 x 14" | ECT-32 Single Wall Corrugated | 15/120 | 4.22 | 3.95 | 3.69 | 3.64 | 3.56 | |
| 28 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 3.11 | 2.92 | 2.72 | 2.68 | 2.62 | |
| 28 x 18 x 6" | ECT-32 Single Wall Corrugated | 20/140 | 5.82 | 5.45 | 5.09 | 5.02 | 4.91 | |
| 28 x 18 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 4.80 | 4.50 | 4.20 | 4.14 | 4.05 | |
| 28 x 18 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 5.13 | 4.81 | 4.49 | 4.42 | 4.33 | |
| 28 x 18 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 3.99 | 3.74 | 3.50 | 3.45 | 3.37 | |
| 28 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/150 | 5.01 | 4.70 | 4.38 | 4.32 | 4.23 | |
| 28 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 12.18 | 11.42 | 10.66 | 10.50 | 10.28 | |
| 28 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 6.46 | 6.05 | 5.65 | 5.57 | 5.45 | |
| 28 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 4.51 | 4.23 | 3.95 | 3.89 | 3.81 | |
| 28 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 5.39 | 5.05 | 4.71 | 4.65 | 4.55 | |
| 28 x 20 x 24" | 22,20,18,16,14" | 10/120 | 10.10 | 9.47 | 8.84 | 8.71 | 8.52 | |
| 28 x 20 x 25" | ECT-32 Single Wall Corrugated | 10/120 | 6.78 | 6.35 | 5.93 | 5.84 | 5.72 | |
| 28 x 24 x 6" | ECT-32 Single Wall Corrugated | 10/240 | 4.77 | 4.47 | 4.17 | 4.11 | 4.02 | |
| 28 x 24 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 12.17 | 11.41 | 10.65 | 10.50 | 10.27 | |
| 28 x 28 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 6.21 | 5.82 | 5.44 | 5.36 | 5.24 | |
| 28 x 28 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 12.23 | 11.47 | 10.70 | 10.55 | 10.32 | |
| 28 x 28 x 10" | ECT-32 Single Wall Corrugated | 10/150 | 11.59 | 10.87 | 10.14 | 10.00 | 9.78 | |
| 28 x 28 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 6.97 | 6.54 | 6.10 | 6.01 | 5.88 | |
| 28 x 28 x 12" | ECT-48 Double Wall Corrugated | 10/90 | 22.02 | 20.65 | 19.27 | 19.00 | 18.58 | |
| 28 x 28 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 8.90 | 8.34 | 7.78 | 7.67 | 7.51 | |
| 28 x 28 x 22" | ECT-32 Single Wall Corrugated | 10/150 | 13.33 | 12.50 | 11.66 | 11.50 | 11.25 | |
| 28 x 28 x 28" | ECT-32 Single Wall Corrugated | 5/120 | 10.30 | 9.66 | 9.01 | 8.88 | 8.69 | |
| 28 x 28 x 28" | ECT-48 Double Wall Corrugated | 5/90 | 22.87 | 21.44 | 20.01 | 19.72 | 19.30 | |
| 29 x 17 x 3" | ECT-32 Single Wall Corrugated | 25/300 | 4.76 | 4.46 | 4.17 | 4.11 | 4.02 | |
| 29 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 3.15 | 2.96 | 2.76 | 2.72 | 2.66 | |
| 29 x 17 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 5.53 | 5.19 | 4.84 | 4.77 | 4.67 | |
| 29 x 17 x 9" | ECT-32 Single Wall Corrugated | 15/150 | 3.58 | 3.36 | 3.13 | 3.09 | 3.02 | |
| 29 x 17 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 4.26 | 3.99 | 3.73 | 3.67 | 3.59 | |
| 29 x 17 x 15" | ECT-32 Single Wall Corrugated | 15/150 | 4.55 | 4.26 | 3.98 | 3.92 | 3.84 | |
| 29 x 17 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 5.58 | 5.23 | 4.88 | 4.81 | 4.70 | |
| 29 x 24 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 14.38 | 13.48 | 12.58 | 12.40 | 12.13 | |
| 30 x 5 x 24" | FOL | 10/120 | 3.86 | 3.62 | 3.38 | 3.33 | 3.26 | |
| 30 x 5 x 30" | FOL | 10/120 | 4.34 | 4.07 | 3.80 | 3.75 | 3.67 | |
| 30 x 6 x 6" | ECT-32 Single Wall Corrugated | 25/375 | 1.58 | 1.49 | 1.39 | 1.37 | 1.34 | |
| 30 x 6 x 24" | ECT-44 Corrugated | 10/140 | 9.41 | 8.82 | 8.23 | 8.11 | 7.94 | |
| 30 x 6 x 24" | Inside Telescopic HSC | 10/150 | 5.92 | 5.55 | 5.18 | 5.10 | 4.99 | |
| 30 x 6 x 30" | ECT-44 Corrugated | 10/120 | 11.00 | 10.31 | 9.62 | 9.49 | 9.28 | |
| 30 x 6 x 40" | ECT-44 Corrugated | 10/140 | 13.59 | 12.74 | 11.89 | 11.72 | 11.46 | |
| 30 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 1.91 | 1.79 | 1.67 | 1.65 | 1.61 | |
| 30 x 10 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 2.35 | 2.20 | 2.06 | 2.03 | 1.98 | |
| 30 x 12 x 4" | ECT-32 Single Wall Corrugated | 25/375 | 3.72 | 3.48 | 3.25 | 3.21 | 3.14 | |
| 30 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/250 | 3.78 | 3.55 | 3.31 | 3.26 | 3.19 | |
| 30 x 12 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 2.95 | 2.77 | 2.59 | 2.55 | 2.49 | |
| 30 x 13 x 13" | ECT-32 Single Wall Corrugated | 20/240 | 5.28 | 4.95 | 4.62 | 4.56 | 4.46 | |
| 30 x 14 x 7" | ECT-32 Single Wall Corrugated | 10/120 | 2.71 | 2.54 | 2.37 | 2.34 | 2.29 | |
| 30 x 14 x 10" | ECT-32 Single Wall Corrugated | 10/120 | 3.13 | 2.93 | 2.74 | 2.70 | 2.64 | |
| 30 x 15 x 15" | ECT-32 Single Wall Corrugated | 15/120 | 4.09 | 3.84 | 3.58 | 3.53 | 3.45 | |
| 30 x 15 x 15" | ECT-48 Double Wall Corrugated | 10/90 | 10.93 | 10.25 | 9.57 | 9.43 | 9.23 | |
| 30 x 17 x 16" | ECT-32 Single Wall Corrugated | 15/150 | 4.44 | 4.16 | 3.89 | 3.83 | 3.75 | |
| 30 x 17 x 16" | 14,12,10" | 15/150 | 4.98 | 4.67 | 4.36 | 4.29 | 4.20 | |
| 30 x 17 x 17" | ECT-51 Double Wall Corrugated | 5/75 | 8.68 | 8.14 | 7.60 | 7.49 | 7.33 | |
| 30 x 18 x 16" | ECT-32 Corrugated | 15/150 | 7.97 | 7.47 | 6.98 | 6.88 | 6.73 | |
| 30 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/120 | 5.16 | 4.84 | 4.52 | 4.45 | 4.36 | |
| 30 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 13.82 | 12.96 | 12.09 | 11.92 | 11.66 | |
| 30 x 20 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 3.74 | 3.50 | 3.27 | 3.22 | 3.15 | |
| 30 x 20 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 5.94 | 5.57 | 5.20 | 5.12 | 5.01 | |
| 30 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 4.81 | 4.51 | 4.21 | 4.15 | 4.06 | |
| 30 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 4.96 | 4.65 | 4.34 | 4.28 | 4.19 | |
| 30 x 20 x 18" | ECT-32 Single Wall Corrugated | 15/150 | 8.78 | 8.23 | 7.69 | 7.58 | 7.41 | |
| 30 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 5.95 | 5.58 | 5.21 | 5.13 | 5.02 | |
| 30 x 20 x 20" | ECT-44 - 18,16,14,12" | 10/120 | 8.07 | 7.56 | 7.06 | 6.96 | 6.81 | |
| 30 x 20 x 20" | ECT-48 Double Wall Corrugated | 10/70 | 10.94 | 10.25 | 9.57 | 9.43 | 9.23 | |
| 30 x 24 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 6.99 | 6.55 | 6.12 | 6.03 | 5.90 | |
| 30 x 24 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 6.27 | 5.88 | 5.48 | 5.41 | 5.29 | |
| 30 x 24 x 12" | 10,8,6,4" | 15/120 | 7.82 | 7.33 | 6.84 | 6.74 | 6.59 | |
| 30 x 24 x 12" | ECT-48 Double Wall Corrugated | 10/70 | 10.03 | 9.40 | 8.78 | 8.65 | 8.46 | |
| 30 x 24 x 20" | ECT-32 Single Wall Corrugated | 15/150 | 9.59 | 8.99 | 8.39 | 8.27 | 8.09 | |
| 30 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 11.84 | 11.10 | 10.36 | 10.21 | 9.99 | |
| 30 x 26 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 11.54 | 10.82 | 10.10 | 9.96 | 9.74 | |
| 30 x 30 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 7.96 | 7.46 | 6.96 | 6.86 | 6.71 | |
| 30 x 30 x 8" | ECT-32 Single Wall Corrugated | 10/120 | 7.12 | 6.68 | 6.23 | 6.14 | 6.01 | |
| 30 x 30 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 8.13 | 7.62 | 7.12 | 7.01 | 6.86 | |
| 30 x 30 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 9.43 | 8.85 | 8.26 | 8.14 | 7.96 | |
| 30 x 30 x 12" | ECT-48 Double Wall Corrugated | 5/75 | 16.59 | 15.55 | 14.51 | 14.31 | 14.00 | |
| 30 x 30 x 16" | ECT-32 Single Wall Corrugated | 10/120 | 8.35 | 7.83 | 7.31 | 7.20 | 7.05 | |
| 30 x 30 x 16" | ECT-48 Double Wall Corrugated | 5/90 | 17.61 | 16.51 | 15.41 | 15.19 | 14.86 | |
| 30 x 30 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 15.55 | 14.58 | 13.61 | 13.41 | 13.12 | |
| 30 x 30 x 20" | ECT-48 Double Wall Corrugated | 5/90 | 19.84 | 18.60 | 17.36 | 17.11 | 16.74 | |
| 30 x 30 x 25" | ECT-32 Single Wall Corrugated | 5/120 | 10.02 | 9.39 | 8.77 | 8.64 | 8.45 | |
| 30 x 30 x 30" | ECT-32 Single Wall Corrugated | 5/120 | 11.97 | 11.22 | 10.47 | 10.32 | 10.10 | |
| 30 x 30 x 30" | ECT-48 Double Wall Corrugated | 5/75 | 19.73 | 18.50 | 17.26 | 17.02 | 16.65 | |
| 30 x 30 x 30" | ECT-90 Triple Wall Corrugated | 5/30 | 53.42 | 50.08 | 46.74 | 46.07 | 45.07 | |
| 30 1/2 x 6 1/2 x 24" | Outside Telescopic HSC | 10/150 | 6.19 | 5.80 | 5.41 | 5.34 | 5.22 | |
| 31 x 16 x 9" | ECT-32 Corrugated | 10/120 | 5.48 | 5.14 | 4.80 | 4.73 | 4.63 | |
| 32 x 6 x 6" | ECT-32 Corrugated | 25/375 | 1.67 | 1.56 | 1.46 | 1.44 | 1.41 | |
| 32 x 8 x 8" | ECT-32 Corrugated | 25/375 | 1.88 | 1.76 | 1.65 | 1.62 | 1.59 | |
| 32 x 10 x 6 1/2" | ECT-32 Corrugated | 20/240 | 3.28 | 3.08 | 2.87 | 2.83 | 2.77 | |
| 32 x 10 x 10" | ECT-32 Corrugated | 20/240 | 3.95 | 3.71 | 3.46 | 3.41 | 3.34 | |
| 32 x 12 x 10" | ECT-32 Corrugated | 20/240 | 2.91 | 2.72 | 2.54 | 2.51 | 2.45 | |
| 32 x 12 x 12" | ECT-32 Corrugated | 20/240 | 3.07 | 2.88 | 2.69 | 2.65 | 2.59 | |
| 32 x 16 x 16" | ECT-32 Corrugated | 15/150 | 7.28 | 6.82 | 6.37 | 6.28 | 6.14 | |
| 32 x 18 x 8" | ECT-32 Corrugated | 15/150 | 4.04 | 3.79 | 3.54 | 3.49 | 3.41 | |
| 32 x 18 x 12" | ECT-32 Corrugated | 15/150 | 4.78 | 4.48 | 4.18 | 4.12 | 4.03 | |
| 32 x 18 x 18" | ECT-32 Corrugated | 15/150 | 6.34 | 5.95 | 5.55 | 5.47 | 5.35 | |
| 32 x 24 x 24" | ECT-32 Corrugated | 15/150 | 10.93 | 10.25 | 9.57 | 9.43 | 9.23 | |
| 32 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 11.04 | 10.35 | 9.66 | 9.53 | 9.32 | |
| 32 x 24 x 24" | ECT-48 Double Wall Corrugated | 5/75 | 13.54 | 12.69 | 11.84 | 11.68 | 11.42 | |
| 32 x 32 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 14.82 | 13.89 | 12.97 | 12.78 | 12.50 | |
| 32 x 32 x 12" | ECT-32 Single Wall Corrugated | 10/150 | 12.09 | 11.34 | 10.58 | 10.43 | 10.20 | |
| 32 x 32 x 32" | ECT-32 Single Wall Corrugated | 5/120 | 12.92 | 12.12 | 11.31 | 11.15 | 10.90 | |
| 32 x 32 x 32" | ECT-48 Double Wall Corrugated | 5/90 | 23.43 | 21.97 | 20.50 | 20.21 | 19.77 | |
| 33 x 8 1/2 x 5" | ECT-32 Single Wall Corrugated | 25/375 | 2.54 | 2.38 | 2.22 | 2.19 | 2.14 | |
| 34 x 10 x 6" | ECT-32 Single Wall Corrugated | 10/300 | 2.26 | 2.12 | 1.97 | 1.95 | 1.90 | |
| 34 x 21 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 7.96 | 7.46 | 6.96 | 6.86 | 6.72 | |
| 34 x 34 x 34" | ECT-32 Single Wall Corrugated | 5/120 | 14.68 | 13.77 | 12.85 | 12.66 | 12.39 | |