| 27 x 14 x 9" | ECT-32 Single Wall Corrugated | 20/240 | $3.32 | $3.22 | $3.11 | $3.01 | $2.91 | |
| 27 x 27 x 27" | ECT-32 Single Wall Corrugated | 5/120 | 9.64 | 9.34 | 9.05 | 8.76 | 8.47 | |
| 28 x 4 x 4" | ECT-32 Single Wall Corrugated | 25/625 | 1.94 | 1.88 | 1.82 | 1.76 | 1.70 | |
| 28 x 5 x 24" | FOL | 10/120 | 4.36 | 4.23 | 4.10 | 3.97 | 3.84 | |
| 28 x 5 x 38" | FOL | 20/120 | 7.17 | 6.95 | 6.74 | 6.52 | 6.30 | |
| 28 x 6 x 6" | ECT-32 Single Wall Corrugated | 20/240 | 1.36 | 1.32 | 1.28 | 1.24 | 1.20 | |
| 28 x 6 x 20" | ECT-44 Single Wall Corrugated | 5/120 | 8.21 | 7.96 | 7.71 | 7.46 | 7.21 | |
| 28 x 6 x 52" | FOL | 5/120 | 13.35 | 12.95 | 12.54 | 12.14 | 11.73 | |
| 28 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 1.62 | 1.57 | 1.52 | 1.47 | 1.42 | |
| 28 x 10 x 10" | ECT-32 Single Wall Corrugated | 25/300 | 2.05 | 1.99 | 1.93 | 1.86 | 1.80 | |
| 28 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/300 | 2.30 | 2.23 | 2.16 | 2.09 | 2.02 | |
| 28 x 12 x 8" | ECT-32 Single Wall Corrugated | 25/300 | 3.89 | 3.77 | 3.65 | 3.54 | 3.42 | |
| 28 x 12 x 12" | ECT-32 Single Wall Corrugated | 20/240 | 2.69 | 2.61 | 2.53 | 2.45 | 2.37 | |
| 28 x 14 x 14" | ECT-32 Single Wall Corrugated | 20/120 | 3.71 | 3.60 | 3.49 | 3.37 | 3.26 | |
| 28 x 16 x 5" | ECT-32 Single Wall Corrugated | 25/300 | 4.74 | 4.59 | 4.45 | 4.31 | 4.16 | |
| 28 x 16 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 3.26 | 3.17 | 3.07 | 2.97 | 2.87 | |
| 28 x 16 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 3.58 | 3.47 | 3.36 | 3.26 | 3.15 | |
| 28 x 16 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 3.35 | 3.25 | 3.15 | 3.05 | 2.94 | |
| 28 x 16 x 14" | ECT-32 Single Wall Corrugated | 15/120 | 4.35 | 4.22 | 4.09 | 3.95 | 3.82 | |
| 28 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 2.64 | 2.56 | 2.48 | 2.40 | 2.32 | |
| 28 x 18 x 6" | ECT-32 Single Wall Corrugated | 20/140 | 6.00 | 5.82 | 5.63 | 5.45 | 5.27 | |
| 28 x 18 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 4.95 | 4.80 | 4.65 | 4.50 | 4.35 | |
| 28 x 18 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 5.29 | 5.13 | 4.97 | 4.81 | 4.65 | |
| 28 x 18 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 4.12 | 3.99 | 3.87 | 3.74 | 3.62 | |
| 28 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/150 | 5.17 | 5.01 | 4.85 | 4.70 | 4.54 | |
| 28 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 12.56 | 12.18 | 11.80 | 11.42 | 11.04 | |
| 28 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 6.66 | 6.46 | 6.25 | 6.05 | 5.85 | |
| 28 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 4.49 | 4.36 | 4.22 | 4.08 | 3.95 | |
| 28 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 5.56 | 5.39 | 5.22 | 5.05 | 4.88 | |
| 28 x 20 x 24" | 22,20,18,16,14" | 10/120 | 5.90 | 5.72 | 5.54 | 5.36 | 5.18 | |
| 28 x 20 x 25" | ECT-32 Single Wall Corrugated | 10/120 | 6.99 | 6.78 | 6.56 | 6.35 | 6.14 | |
| 28 x 24 x 6" | ECT-32 Single Wall Corrugated | 10/240 | 4.39 | 4.26 | 4.12 | 3.99 | 3.86 | |
| 28 x 24 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 12.55 | 12.17 | 11.79 | 11.41 | 11.03 | |
| 28 x 28 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 5.70 | 5.53 | 5.36 | 5.19 | 5.01 | |
| 28 x 28 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 11.23 | 10.89 | 10.55 | 10.21 | 9.87 | |
| 28 x 28 x 10" | ECT-32 Single Wall Corrugated | 10/150 | 11.96 | 11.59 | 11.23 | 10.87 | 10.51 | |
| 28 x 28 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 7.19 | 6.97 | 6.75 | 6.54 | 6.32 | |
| 28 x 28 x 12" | ECT-48 Double Wall Corrugated | 10/90 | 22.71 | 22.02 | 21.33 | 20.65 | 19.96 | |
| 28 x 28 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 9.17 | 8.90 | 8.62 | 8.34 | 8.06 | |
| 28 x 28 x 22" | ECT-32 Single Wall Corrugated | 10/150 | 13.75 | 13.33 | 12.91 | 12.50 | 12.08 | |
| 28 x 28 x 28" | ECT-32 Single Wall Corrugated | 5/120 | 10.62 | 10.30 | 9.98 | 9.66 | 9.33 | |
| 28 x 28 x 28" | ECT-48 Double Wall Corrugated | 5/90 | 23.58 | 22.87 | 22.15 | 21.44 | 20.72 | |
| 29 x 17 x 3" | ECT-32 Single Wall Corrugated | 25/300 | 4.91 | 4.76 | 4.61 | 4.46 | 4.31 | |
| 29 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 3.25 | 3.15 | 3.06 | 2.96 | 2.86 | |
| 29 x 17 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 5.71 | 5.53 | 5.36 | 5.19 | 5.02 | |
| 29 x 17 x 9" | ECT-32 Single Wall Corrugated | 15/150 | 3.69 | 3.58 | 3.47 | 3.36 | 3.25 | |
| 29 x 17 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 4.39 | 4.26 | 4.13 | 3.99 | 3.86 | |
| 29 x 17 x 15" | ECT-32 Single Wall Corrugated | 15/150 | 4.69 | 4.55 | 4.41 | 4.26 | 4.12 | |
| 29 x 17 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 5.75 | 5.58 | 5.40 | 5.23 | 5.05 | |
| 29 x 24 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 14.83 | 14.38 | 13.93 | 13.48 | 13.03 | |
| 30 x 5 x 24" | FOL | 10/120 | 3.16 | 3.06 | 2.93 | 2.91 | 2.85 | |
| 30 x 5 x 30" | FOL | 10/120 | 4.17 | 4.04 | 3.92 | 3.79 | 3.66 | |
| 30 x 6 x 6" | ECT-32 Single Wall Corrugated | 25/375 | 1.49 | 1.45 | 1.40 | 1.36 | 1.31 | |
| 30 x 6 x 24" | ECT-44 Corrugated | 10/140 | 9.70 | 9.41 | 9.11 | 8.82 | 8.53 | |
| 30 x 6 x 24" | Inside Telescopic HSC | 10/150 | 6.10 | 5.92 | 5.73 | 5.55 | 5.36 | |
| 30 x 6 x 30" | ECT-44 Corrugated | 10/120 | 11.34 | 11.00 | 10.66 | 10.31 | 9.97 | |
| 30 x 6 x 40" | ECT-44 Corrugated | 10/140 | 14.01 | 13.59 | 13.16 | 12.74 | 12.31 | |
| 30 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 1.76 | 1.71 | 1.65 | 1.60 | 1.55 | |
| 30 x 10 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 2.32 | 2.25 | 2.18 | 2.11 | 2.04 | |
| 30 x 12 x 4" | ECT-32 Single Wall Corrugated | 25/375 | 3.83 | 3.72 | 3.60 | 3.48 | 3.37 | |
| 30 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/250 | 3.90 | 3.78 | 3.66 | 3.55 | 3.43 | |
| 30 x 12 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 2.72 | 2.64 | 2.55 | 2.47 | 2.39 | |
| 30 x 13 x 13" | ECT-32 Single Wall Corrugated | 20/240 | 5.45 | 5.28 | 5.12 | 4.95 | 4.79 | |
| 30 x 14 x 7" | ECT-32 Single Wall Corrugated | 10/120 | 2.56 | 2.48 | 2.40 | 2.33 | 2.28 | |
| 30 x 14 x 10" | ECT-32 Single Wall Corrugated | 10/120 | 2.78 | 2.69 | 2.61 | 2.53 | 2.44 | |
| 30 x 15 x 15" | ECT-32 Single Wall Corrugated | 15/120 | 4.22 | 4.09 | 3.97 | 3.84 | 3.71 | |
| 30 x 15 x 15" | ECT-48 Double Wall Corrugated | 10/90 | 11.28 | 10.93 | 10.59 | 10.25 | 9.91 | |
| 30 x 17 x 16" | ECT-32 Single Wall Corrugated | 15/150 | 4.26 | 4.13 | 4.01 | 3.88 | 3.75 | |
| 30 x 17 x 16" | 14,12,10" | 15/150 | 5.13 | 4.98 | 4.82 | 4.67 | 4.51 | |
| 30 x 17 x 17" | ECT-51 Double Wall Corrugated | 5/75 | 8.96 | 8.68 | 8.41 | 8.14 | 7.87 | |
| 30 x 18 x 16" | ECT-32 Corrugated | 15/150 | 8.22 | 7.97 | 7.72 | 7.47 | 7.23 | |
| 30 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/120 | 5.33 | 5.16 | 5.00 | 4.84 | 4.68 | |
| 30 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 14.25 | 13.82 | 13.39 | 12.96 | 12.53 | |
| 30 x 20 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 3.44 | 3.34 | 3.23 | 3.13 | 3.02 | |
| 30 x 20 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 6.13 | 5.94 | 5.76 | 5.57 | 5.38 | |
| 30 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 4.37 | 4.24 | 4.11 | 3.97 | 3.84 | |
| 30 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 5.12 | 4.96 | 4.81 | 4.65 | 4.50 | |
| 30 x 20 x 18" | ECT-32 Single Wall Corrugated | 15/150 | 9.06 | 8.78 | 8.51 | 8.23 | 7.96 | |
| 30 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 5.57 | 5.41 | 5.24 | 5.07 | 4.90 | |
| 30 x 20 x 20" | ECT-44 - 18,16,14,12" | 10/120 | 7.46 | 7.23 | 7.01 | 6.78 | 6.56 | |
| 30 x 20 x 20" | ECT-48 Double Wall Corrugated | 10/70 | 8.66 | 8.40 | 8.13 | 7.87 | 7.61 | |
| 30 x 24 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 5.85 | 5.68 | 5.50 | 5.32 | 5.14 | |
| 30 x 24 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 6.46 | 6.27 | 6.07 | 5.88 | 5.68 | |
| 30 x 24 x 12" | 10,8,6,4" | 15/120 | 7.83 | 7.59 | 7.35 | 7.12 | 6.88 | |
| 30 x 24 x 12" | ECT-48 Double Wall Corrugated | 10/70 | 10.34 | 10.03 | 9.72 | 9.40 | 9.09 | |
| 30 x 24 x 20" | ECT-32 Single Wall Corrugated | 15/150 | 9.89 | 9.59 | 9.29 | 8.99 | 8.69 | |
| 30 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 12.21 | 11.84 | 11.47 | 11.10 | 10.73 | |
| 30 x 26 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 11.90 | 11.54 | 11.18 | 10.82 | 10.46 | |
| 30 x 30 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 8.20 | 7.96 | 7.71 | 7.46 | 7.21 | |
| 30 x 30 x 8" | ECT-32 Single Wall Corrugated | 10/120 | 6.40 | 6.21 | 6.01 | 5.82 | 5.63 | |
| 30 x 30 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 8.39 | 8.13 | 7.88 | 7.62 | 7.37 | |
| 30 x 30 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 9.73 | 9.43 | 9.14 | 8.85 | 8.55 | |
| 30 x 30 x 12" | ECT-48 Double Wall Corrugated | 5/75 | 17.11 | 16.59 | 16.07 | 15.55 | 15.03 | |
| 30 x 30 x 16" | ECT-32 Single Wall Corrugated | 10/120 | 8.12 | 7.87 | 7.63 | 7.38 | 7.14 | |
| 30 x 30 x 16" | ECT-48 Double Wall Corrugated | 5/90 | 18.16 | 17.61 | 17.06 | 16.51 | 15.96 | |
| 30 x 30 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 16.04 | 15.55 | 15.07 | 14.58 | 14.09 | |
| 30 x 30 x 20" | ECT-48 Double Wall Corrugated | 5/90 | 20.46 | 19.84 | 19.22 | 18.60 | 17.98 | |
| 30 x 30 x 25" | ECT-32 Single Wall Corrugated | 5/120 | 9.54 | 9.25 | 8.96 | 8.67 | 8.38 | |
| 30 x 30 x 30" | ECT-32 Single Wall Corrugated | 5/120 | 11.22 | 10.85 | 10.40 | 10.32 | 10.10 | |
| 30 x 30 x 30" | ECT-48 Double Wall Corrugated | 5/75 | 16.17 | 15.68 | 15.19 | 14.70 | 14.21 | |
| 30 x 30 x 30" | ECT-90 Triple Wall Corrugated | 5/30 | 55.09 | 53.42 | 51.75 | 50.08 | 48.41 | |
| 30 1/2 x 6 1/2 x 24" | Outside Telescopic HSC | 10/150 | 6.38 | 6.19 | 5.99 | 5.80 | 5.61 | |
| 31 x 16 x 9" | ECT-32 Corrugated | 10/120 | 5.61 | 5.44 | 5.27 | 5.10 | 4.93 | |
| 32 x 6 x 6" | ECT-32 Corrugated | 25/375 | 1.50 | 1.45 | 1.40 | 1.36 | 1.31 | |
| 32 x 8 x 8" | ECT-32 Corrugated | 25/375 | 1.92 | 1.86 | 1.80 | 1.75 | 1.69 | |
| 32 x 10 x 6 1/2" | ECT-32 Corrugated | 20/240 | 3.36 | 3.26 | 3.15 | 3.05 | 2.95 | |
| 32 x 10 x 10" | ECT-32 Corrugated | 20/240 | 4.25 | 4.12 | 3.99 | 3.86 | 3.73 | |
| 32 x 12 x 10" | ECT-32 Corrugated | 20/240 | 3.00 | 2.91 | 2.81 | 2.72 | 2.63 | |
| 32 x 12 x 12" | ECT-32 Corrugated | 20/240 | 3.17 | 3.07 | 2.98 | 2.88 | 2.78 | |
| 32 x 16 x 16" | ECT-32 Corrugated | 15/150 | 7.29 | 7.07 | 6.85 | 6.63 | 6.41 | |
| 32 x 18 x 8" | ECT-32 Corrugated | 15/150 | 4.17 | 4.04 | 3.92 | 3.79 | 3.66 | |
| 32 x 18 x 12" | ECT-32 Corrugated | 15/150 | 4.19 | 4.07 | 3.94 | 3.81 | 3.69 | |
| 32 x 18 x 18" | ECT-32 Corrugated | 15/150 | 6.54 | 6.34 | 6.15 | 5.95 | 5.75 | |
| 32 x 24 x 24" | ECT-32 Corrugated | 15/150 | 11.28 | 10.93 | 10.59 | 10.25 | 9.91 | |
| 32 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 10.20 | 9.86 | 9.46 | 9.39 | 9.18 | |
| 32 x 24 x 24" | ECT-48 Double Wall Corrugated | 5/75 | 13.96 | 13.54 | 13.11 | 12.69 | 12.27 | |
| 32 x 32 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 15.28 | 14.82 | 14.36 | 13.89 | 13.43 | |
| 32 x 32 x 12" | ECT-32 Single Wall Corrugated | 10/150 | 12.47 | 12.09 | 11.71 | 11.34 | 10.96 | |
| 32 x 32 x 32" | ECT-32 Single Wall Corrugated | 5/120 | 12.60 | 12.22 | 11.84 | 11.46 | 11.07 | |
| 32 x 32 x 32" | ECT-48 Double Wall Corrugated | 5/90 | 24.16 | 23.43 | 22.70 | 21.97 | 21.24 | |
| 33 x 8 1/2 x 5" | ECT-32 Single Wall Corrugated | 25/375 | 2.62 | 2.54 | 2.46 | 2.38 | 2.30 | |
| 34 x 10 x 6" | ECT-32 Single Wall Corrugated | 10/300 | 2.33 | 2.26 | 2.19 | 2.12 | 2.05 | |
| 34 x 21 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 8.21 | 7.96 | 7.71 | 7.46 | 7.21 | |
| 34 x 34 x 34" | ECT-32 Single Wall Corrugated | 5/120 | 15.14 | 14.68 | 14.22 | 13.77 | 13.31 | |