| 27 x 14 x 9" | ECT-32 Single Wall Corrugated | 20/240 | $3.22 | $3.01 | $2.81 | $2.69 | $2.61 | |
| 27 x 27 x 27" | ECT-32 Single Wall Corrugated | 5/120 | 9.34 | 8.76 | 8.18 | 7.83 | 7.59 | |
| 28 x 4 x 4" | ECT-32 Single Wall Corrugated | 25/625 | 1.88 | 1.76 | 1.65 | 1.58 | 1.53 | |
| 28 x 5 x 24" | FOL | 10/120 | 4.03 | 3.78 | 3.53 | 3.37 | 3.27 | |
| 28 x 5 x 38" | FOL | 20/120 | 6.95 | 6.52 | 6.08 | 5.82 | 5.65 | |
| 28 x 6 x 6" | ECT-32 Single Wall Corrugated | 20/240 | 1.27 | 1.19 | 1.11 | 1.06 | 1.03 | |
| 28 x 6 x 20" | ECT-44 Single Wall Corrugated | 5/120 | 7.96 | 7.46 | 6.96 | 6.67 | 6.47 | |
| 28 x 6 x 52" | FOL | 5/120 | 12.95 | 12.14 | 11.33 | 10.84 | 10.52 | |
| 28 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 1.71 | 1.61 | 1.50 | 1.43 | 1.39 | |
| 28 x 10 x 10" | ECT-32 Single Wall Corrugated | 25/300 | 2.59 | 2.43 | 2.27 | 2.17 | 2.11 | |
| 28 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/300 | 2.23 | 2.09 | 1.95 | 1.87 | 1.81 | |
| 28 x 12 x 8" | ECT-32 Single Wall Corrugated | 25/300 | 3.77 | 3.54 | 3.30 | 3.16 | 3.06 | |
| 28 x 12 x 12" | ECT-32 Single Wall Corrugated | 20/240 | 2.82 | 2.64 | 2.46 | 2.36 | 2.29 | |
| 28 x 14 x 14" | ECT-32 Single Wall Corrugated | 20/120 | 3.54 | 3.32 | 3.10 | 2.97 | 2.88 | |
| 28 x 16 x 5" | ECT-32 Single Wall Corrugated | 25/300 | 4.59 | 4.31 | 4.02 | 3.85 | 3.73 | |
| 28 x 16 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 2.96 | 2.77 | 2.59 | 2.48 | 2.40 | |
| 28 x 16 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 3.47 | 3.26 | 3.04 | 2.91 | 2.82 | |
| 28 x 16 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 3.72 | 3.48 | 3.25 | 3.11 | 3.02 | |
| 28 x 16 x 14" | ECT-32 Single Wall Corrugated | 15/120 | 4.22 | 3.95 | 3.69 | 3.53 | 3.43 | |
| 28 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 2.87 | 2.69 | 2.51 | 2.40 | 2.33 | |
| 28 x 18 x 6" | ECT-32 Single Wall Corrugated | 20/140 | 5.82 | 5.45 | 5.09 | 4.87 | 4.73 | |
| 28 x 18 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 4.80 | 4.50 | 4.20 | 4.02 | 3.90 | |
| 28 x 18 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 5.09 | 4.77 | 4.45 | 4.26 | 4.13 | |
| 28 x 18 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 3.99 | 3.74 | 3.50 | 3.35 | 3.25 | |
| 28 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/150 | 5.01 | 4.70 | 4.38 | 4.20 | 4.07 | |
| 28 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 12.26 | 11.49 | 10.72 | 10.26 | 9.96 | |
| 28 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 6.46 | 6.05 | 5.65 | 5.41 | 5.25 | |
| 28 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 4.44 | 4.16 | 3.88 | 3.72 | 3.61 | |
| 28 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 5.40 | 5.06 | 4.72 | 4.52 | 4.39 | |
| 28 x 20 x 24" | 22,20,18,16,14" | 10/120 | 10.10 | 9.47 | 8.84 | 8.46 | 8.21 | |
| 28 x 20 x 25" | ECT-32 Single Wall Corrugated | 10/120 | 6.78 | 6.35 | 5.93 | 5.67 | 5.51 | |
| 28 x 24 x 6" | ECT-32 Single Wall Corrugated | 10/240 | 4.77 | 4.47 | 4.17 | 3.99 | 3.87 | |
| 28 x 24 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 12.17 | 11.41 | 10.65 | 10.19 | 9.89 | |
| 28 x 28 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 5.93 | 5.55 | 5.18 | 4.96 | 4.81 | |
| 28 x 28 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 12.23 | 11.47 | 10.70 | 10.25 | 9.94 | |
| 28 x 28 x 10" | ECT-32 Single Wall Corrugated | 10/150 | 11.59 | 10.87 | 10.14 | 9.71 | 9.42 | |
| 28 x 28 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 6.78 | 6.36 | 5.93 | 5.68 | 5.51 | |
| 28 x 28 x 12" | ECT-48 Double Wall Corrugated | 10/90 | 19.30 | 18.09 | 16.88 | 16.16 | 15.68 | |
| 28 x 28 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 8.90 | 8.34 | 7.78 | 7.45 | 7.23 | |
| 28 x 28 x 22" | ECT-32 Single Wall Corrugated | 10/150 | 13.33 | 12.50 | 11.66 | 11.16 | 10.83 | |
| 28 x 28 x 28" | ECT-32 Single Wall Corrugated | 5/120 | 9.40 | 8.81 | 8.22 | 7.87 | 7.64 | |
| 28 x 28 x 28" | ECT-48 Double Wall Corrugated | 5/90 | 23.82 | 22.33 | 20.84 | 19.95 | 19.35 | |
| 29 x 17 x 3" | ECT-32 Single Wall Corrugated | 25/300 | 4.76 | 4.46 | 4.17 | 3.99 | 3.87 | |
| 29 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 3.15 | 2.96 | 2.76 | 2.64 | 2.56 | |
| 29 x 17 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 5.53 | 5.19 | 4.84 | 4.64 | 4.50 | |
| 29 x 17 x 9" | ECT-32 Single Wall Corrugated | 15/150 | 3.58 | 3.36 | 3.13 | 3.00 | 2.91 | |
| 29 x 17 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 4.26 | 3.99 | 3.73 | 3.57 | 3.46 | |
| 29 x 17 x 15" | ECT-32 Single Wall Corrugated | 15/150 | 4.55 | 4.26 | 3.98 | 3.81 | 3.69 | |
| 29 x 17 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 5.58 | 5.23 | 4.88 | 4.67 | 4.53 | |
| 29 x 24 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 14.38 | 13.48 | 12.58 | 12.04 | 11.69 | |
| 30 x 5 x 24" | FOL | 10/120 | 3.86 | 3.62 | 3.38 | 3.23 | 3.14 | |
| 30 x 5 x 30" | FOL | 10/120 | 4.19 | 3.93 | 3.66 | 3.51 | 3.40 | |
| 30 x 6 x 6" | ECT-32 Single Wall Corrugated | 25/375 | 1.58 | 1.49 | 1.39 | 1.33 | 1.29 | |
| 30 x 6 x 24" | ECT-44 Corrugated | 10/140 | 9.41 | 8.82 | 8.23 | 7.88 | 7.64 | |
| 30 x 6 x 24" | Inside Telescopic HSC | 10/150 | 5.92 | 5.55 | 5.18 | 4.96 | 4.81 | |
| 30 x 6 x 30" | ECT-44 Corrugated | 10/120 | 11.00 | 10.31 | 9.62 | 9.21 | 8.94 | |
| 30 x 6 x 40" | ECT-44 Corrugated | 10/140 | 13.59 | 12.74 | 11.89 | 11.38 | 11.04 | |
| 30 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 1.91 | 1.79 | 1.67 | 1.60 | 1.55 | |
| 30 x 10 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 2.35 | 2.20 | 2.06 | 1.97 | 1.91 | |
| 30 x 12 x 4" | ECT-32 Single Wall Corrugated | 25/375 | 3.72 | 3.48 | 3.25 | 3.11 | 3.02 | |
| 30 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/250 | 3.78 | 3.55 | 3.31 | 3.17 | 3.07 | |
| 30 x 12 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 2.95 | 2.77 | 2.59 | 2.47 | 2.40 | |
| 30 x 13 x 13" | ECT-32 Single Wall Corrugated | 20/240 | 5.28 | 4.95 | 4.62 | 4.43 | 4.29 | |
| 30 x 14 x 7" | ECT-32 Single Wall Corrugated | 10/120 | 2.71 | 2.54 | 2.37 | 2.27 | 2.20 | |
| 30 x 14 x 10" | ECT-32 Single Wall Corrugated | 10/120 | 2.93 | 2.75 | 2.56 | 2.45 | 2.38 | |
| 30 x 15 x 15" | ECT-32 Single Wall Corrugated | 15/120 | 4.04 | 3.79 | 3.53 | 3.38 | 3.28 | |
| 30 x 15 x 15" | ECT-48 Double Wall Corrugated | 10/90 | 10.93 | 10.25 | 9.57 | 9.16 | 8.88 | |
| 30 x 17 x 16" | ECT-32 Single Wall Corrugated | 15/150 | 4.27 | 4.00 | 3.73 | 3.57 | 3.47 | |
| 30 x 17 x 16" | 14,12,10" | 15/150 | 4.98 | 4.67 | 4.36 | 4.17 | 4.04 | |
| 30 x 17 x 17" | ECT-51 Double Wall Corrugated | 5/75 | 7.93 | 7.44 | 6.94 | 6.64 | 6.44 | |
| 30 x 18 x 16" | ECT-32 Corrugated | 15/150 | 7.50 | 7.03 | 6.56 | 6.28 | 6.10 | |
| 30 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/120 | 5.16 | 4.84 | 4.52 | 4.32 | 4.20 | |
| 30 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 13.82 | 12.96 | 12.09 | 11.58 | 11.23 | |
| 30 x 20 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 3.74 | 3.50 | 3.27 | 3.13 | 3.04 | |
| 30 x 20 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 5.94 | 5.57 | 5.20 | 4.98 | 4.83 | |
| 30 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 4.24 | 3.98 | 3.71 | 3.55 | 3.45 | |
| 30 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 4.70 | 4.41 | 4.12 | 3.94 | 3.82 | |
| 30 x 20 x 18" | ECT-32 Single Wall Corrugated | 15/150 | 8.78 | 8.23 | 7.69 | 7.36 | 7.14 | |
| 30 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 5.95 | 5.58 | 5.21 | 4.99 | 4.84 | |
| 30 x 20 x 20" | ECT-44 - 18,16,14,12" | 10/120 | 8.06 | 7.56 | 7.05 | 6.75 | 6.55 | |
| 30 x 20 x 20" | ECT-48 Double Wall Corrugated | 10/70 | 8.96 | 8.40 | 7.84 | 7.50 | 7.28 | |
| 30 x 24 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 6.99 | 6.55 | 6.12 | 5.85 | 5.68 | |
| 30 x 24 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 6.27 | 5.88 | 5.48 | 5.25 | 5.09 | |
| 30 x 24 x 12" | 10,8,6,4" | 15/120 | 7.82 | 7.33 | 6.84 | 6.55 | 6.35 | |
| 30 x 24 x 12" | ECT-48 Double Wall Corrugated | 10/70 | 10.03 | 9.40 | 8.78 | 8.40 | 8.15 | |
| 30 x 24 x 20" | ECT-32 Single Wall Corrugated | 15/150 | 9.59 | 8.99 | 8.39 | 8.03 | 7.79 | |
| 30 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 11.84 | 11.10 | 10.36 | 9.92 | 9.62 | |
| 30 x 26 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 11.54 | 10.82 | 10.10 | 9.67 | 9.38 | |
| 30 x 30 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 7.96 | 7.46 | 6.96 | 6.66 | 6.46 | |
| 30 x 30 x 8" | ECT-32 Single Wall Corrugated | 10/120 | 7.12 | 6.68 | 6.23 | 5.97 | 5.79 | |
| 30 x 30 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 8.13 | 7.62 | 7.12 | 6.81 | 6.61 | |
| 30 x 30 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 7.80 | 7.32 | 6.83 | 6.54 | 6.34 | |
| 30 x 30 x 12" | ECT-48 Double Wall Corrugated | 5/75 | 16.59 | 15.55 | 14.51 | 13.89 | 13.48 | |
| 30 x 30 x 16" | ECT-32 Single Wall Corrugated | 10/120 | 8.33 | 7.81 | 7.29 | 6.98 | 6.77 | |
| 30 x 30 x 16" | ECT-48 Double Wall Corrugated | 5/90 | 17.61 | 16.51 | 15.41 | 14.75 | 14.31 | |
| 30 x 30 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 15.55 | 14.58 | 13.61 | 13.02 | 12.64 | |
| 30 x 30 x 20" | ECT-48 Double Wall Corrugated | 5/90 | 19.84 | 18.60 | 17.36 | 16.62 | 16.12 | |
| 30 x 30 x 25" | ECT-32 Single Wall Corrugated | 5/120 | 10.02 | 9.39 | 8.77 | 8.39 | 8.14 | |
| 30 x 30 x 30" | ECT-32 Single Wall Corrugated | 5/120 | 11.97 | 11.22 | 10.47 | 10.03 | 9.73 | |
| 30 x 30 x 30" | ECT-48 Double Wall Corrugated | 5/75 | 17.56 | 16.47 | 15.37 | 14.71 | 14.27 | |
| 30 x 30 x 30" | ECT-90 Triple Wall Corrugated | 5/30 | 53.42 | 50.08 | 46.74 | 44.74 | 43.40 | |
| 30 1/2 x 6 1/2 x 24" | Outside Telescopic HSC | 10/150 | 6.19 | 5.80 | 5.41 | 5.18 | 5.03 | |
| 31 x 16 x 9" | ECT-32 Corrugated | 10/120 | 5.48 | 5.14 | 4.80 | 4.59 | 4.46 | |
| 32 x 6 x 6" | ECT-32 Corrugated | 25/375 | 1.67 | 1.56 | 1.46 | 1.40 | 1.35 | |
| 32 x 8 x 8" | ECT-32 Corrugated | 25/375 | 1.88 | 1.76 | 1.65 | 1.57 | 1.53 | |
| 32 x 10 x 6 1/2" | ECT-32 Corrugated | 20/240 | 3.28 | 3.08 | 2.87 | 2.75 | 2.67 | |
| 32 x 10 x 10" | ECT-32 Corrugated | 20/240 | 4.12 | 3.86 | 3.60 | 3.45 | 3.35 | |
| 32 x 12 x 10" | ECT-32 Corrugated | 20/240 | 2.91 | 2.72 | 2.54 | 2.43 | 2.36 | |
| 32 x 12 x 12" | ECT-32 Corrugated | 20/240 | 3.07 | 2.88 | 2.69 | 2.57 | 2.50 | |
| 32 x 16 x 16" | ECT-32 Corrugated | 15/150 | 7.28 | 6.82 | 6.37 | 6.10 | 5.91 | |
| 32 x 18 x 8" | ECT-32 Corrugated | 15/150 | 4.04 | 3.79 | 3.54 | 3.38 | 3.28 | |
| 32 x 18 x 12" | ECT-32 Corrugated | 15/150 | 4.78 | 4.48 | 4.18 | 4.00 | 3.88 | |
| 32 x 18 x 18" | ECT-32 Corrugated | 15/150 | 6.34 | 5.95 | 5.55 | 5.31 | 5.15 | |
| 32 x 24 x 24" | ECT-32 Corrugated | 15/150 | 10.93 | 10.25 | 9.57 | 9.16 | 8.88 | |
| 32 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 11.04 | 10.35 | 9.66 | 9.25 | 8.97 | |
| 32 x 24 x 24" | ECT-48 Double Wall Corrugated | 5/75 | 13.54 | 12.69 | 11.84 | 11.34 | 11.00 | |
| 32 x 32 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 14.82 | 13.89 | 12.97 | 12.41 | 12.04 | |
| 32 x 32 x 12" | ECT-32 Single Wall Corrugated | 10/150 | 12.09 | 11.34 | 10.58 | 10.13 | 9.83 | |
| 32 x 32 x 32" | ECT-32 Single Wall Corrugated | 5/120 | 12.92 | 12.12 | 11.31 | 10.82 | 10.50 | |
| 32 x 32 x 32" | ECT-48 Double Wall Corrugated | 5/90 | 20.00 | 18.75 | 17.50 | 16.75 | 16.25 | |
| 33 x 8 1/2 x 5" | ECT-32 Single Wall Corrugated | 25/375 | 2.54 | 2.38 | 2.22 | 2.13 | 2.07 | |
| 34 x 10 x 6" | ECT-32 Single Wall Corrugated | 10/300 | 2.26 | 2.12 | 1.97 | 1.89 | 1.83 | |
| 34 x 21 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 7.96 | 7.46 | 6.96 | 6.67 | 6.47 | |
| 34 x 34 x 34" | ECT-32 Single Wall Corrugated | 5/120 | 14.68 | 13.77 | 12.85 | 12.30 | 11.93 | |