| 27 x 14 x 9" | ECT-32 Single Wall Corrugated | 20/240 | $3.34 | $2.94 | $2.59 | $2.55 | $2.45 | |
| 27 x 27 x 27" | ECT-32 Single Wall Corrugated | 5/120 | 9.93 | 8.76 | 7.71 | 7.59 | 7.30 | |
| 28 x 4 x 4" | ECT-32 Single Wall Corrugated | 25/625 | 2.00 | 1.76 | 1.55 | 1.53 | 1.47 | |
| 28 x 5 x 24" | FOL | 10/120 | 5.26 | 4.64 | 4.08 | 4.02 | 3.86 | |
| 28 x 5 x 38" | FOL | 20/120 | 7.39 | 6.52 | 5.74 | 5.65 | 5.43 | |
| 28 x 6 x 6" | ECT-32 Single Wall Corrugated | 20/240 | 1.52 | 1.34 | 1.18 | 1.16 | 1.11 | |
| 28 x 6 x 20" | ECT-44 Single Wall Corrugated | 5/120 | 8.46 | 7.46 | 6.57 | 6.47 | 6.22 | |
| 28 x 6 x 52" | FOL | 5/120 | 13.76 | 12.14 | 10.68 | 10.52 | 10.11 | |
| 28 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 1.82 | 1.61 | 1.41 | 1.39 | 1.34 | |
| 28 x 10 x 10" | ECT-32 Single Wall Corrugated | 25/300 | 2.75 | 2.43 | 2.14 | 2.11 | 2.03 | |
| 28 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/300 | 2.37 | 2.09 | 1.84 | 1.81 | 1.74 | |
| 28 x 12 x 8" | ECT-32 Single Wall Corrugated | 25/300 | 4.01 | 3.54 | 3.11 | 3.06 | 2.95 | |
| 28 x 12 x 12" | ECT-32 Single Wall Corrugated | 20/240 | 3.02 | 2.66 | 2.34 | 2.31 | 2.22 | |
| 28 x 14 x 14" | ECT-32 Single Wall Corrugated | 20/120 | 4.24 | 3.74 | 3.29 | 3.24 | 3.11 | |
| 28 x 16 x 5" | ECT-32 Single Wall Corrugated | 25/300 | 4.88 | 4.31 | 3.79 | 3.73 | 3.59 | |
| 28 x 16 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 3.59 | 3.16 | 2.78 | 2.74 | 2.64 | |
| 28 x 16 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 3.69 | 3.26 | 2.86 | 2.82 | 2.71 | |
| 28 x 16 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 3.95 | 3.48 | 3.07 | 3.02 | 2.90 | |
| 28 x 16 x 14" | ECT-32 Single Wall Corrugated | 15/120 | 4.73 | 4.18 | 3.67 | 3.62 | 3.48 | |
| 28 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 3.30 | 2.92 | 2.57 | 2.53 | 2.43 | |
| 28 x 18 x 6" | ECT-32 Single Wall Corrugated | 20/140 | 6.18 | 5.45 | 4.80 | 4.73 | 4.54 | |
| 28 x 18 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 5.10 | 4.50 | 3.96 | 3.90 | 3.75 | |
| 28 x 18 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 5.45 | 4.81 | 4.23 | 4.17 | 4.01 | |
| 28 x 18 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 4.24 | 3.74 | 3.30 | 3.25 | 3.12 | |
| 28 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/150 | 5.62 | 4.96 | 4.36 | 4.30 | 4.13 | |
| 28 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 12.94 | 11.42 | 10.05 | 9.90 | 9.52 | |
| 28 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 6.86 | 6.05 | 5.33 | 5.25 | 5.04 | |
| 28 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 4.79 | 4.23 | 3.72 | 3.67 | 3.52 | |
| 28 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 5.72 | 5.05 | 4.45 | 4.38 | 4.21 | |
| 28 x 20 x 24" | 22,20,18,16,14" | 10/120 | 10.73 | 9.47 | 8.33 | 8.21 | 7.89 | |
| 28 x 20 x 25" | ECT-32 Single Wall Corrugated | 10/120 | 7.20 | 6.35 | 5.59 | 5.51 | 5.29 | |
| 28 x 24 x 6" | ECT-32 Single Wall Corrugated | 10/240 | 5.06 | 4.47 | 3.93 | 3.87 | 3.72 | |
| 28 x 24 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 12.93 | 11.41 | 10.04 | 9.89 | 9.51 | |
| 28 x 28 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 6.60 | 5.82 | 5.13 | 5.05 | 4.85 | |
| 28 x 28 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 13.00 | 11.47 | 10.09 | 9.94 | 9.56 | |
| 28 x 28 x 10" | ECT-32 Single Wall Corrugated | 10/150 | 12.32 | 10.87 | 9.56 | 9.42 | 9.06 | |
| 28 x 28 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 7.41 | 6.54 | 5.75 | 5.67 | 5.45 | |
| 28 x 28 x 12" | ECT-48 Double Wall Corrugated | 10/90 | 23.40 | 20.65 | 18.17 | 17.89 | 17.21 | |
| 28 x 28 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 9.45 | 8.34 | 7.34 | 7.23 | 6.95 | |
| 28 x 28 x 22" | ECT-32 Single Wall Corrugated | 10/150 | 14.16 | 12.50 | 11.00 | 10.83 | 10.41 | |
| 28 x 28 x 28" | ECT-32 Single Wall Corrugated | 5/120 | 10.94 | 9.66 | 8.50 | 8.37 | 8.05 | |
| 28 x 28 x 28" | ECT-48 Double Wall Corrugated | 5/90 | 24.30 | 21.44 | 18.87 | 18.58 | 17.87 | |
| 29 x 17 x 3" | ECT-32 Single Wall Corrugated | 25/300 | 5.06 | 4.46 | 3.93 | 3.87 | 3.72 | |
| 29 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 3.35 | 2.96 | 2.60 | 2.56 | 2.46 | |
| 29 x 17 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 5.88 | 5.19 | 4.57 | 4.50 | 4.32 | |
| 29 x 17 x 9" | ECT-32 Single Wall Corrugated | 15/150 | 3.81 | 3.36 | 2.96 | 2.91 | 2.80 | |
| 29 x 17 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 4.53 | 3.99 | 3.52 | 3.46 | 3.33 | |
| 29 x 17 x 15" | ECT-32 Single Wall Corrugated | 15/150 | 4.83 | 4.26 | 3.75 | 3.69 | 3.55 | |
| 29 x 17 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 5.92 | 5.23 | 4.60 | 4.53 | 4.36 | |
| 29 x 24 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 15.28 | 13.48 | 11.86 | 11.69 | 11.24 | |
| 30 x 5 x 24" | FOL | 10/120 | 4.10 | 3.62 | 3.18 | 3.14 | 3.02 | |
| 30 x 5 x 30" | FOL | 10/120 | 4.84 | 4.27 | 3.76 | 3.70 | 3.56 | |
| 30 x 6 x 6" | ECT-32 Single Wall Corrugated | 25/375 | 1.83 | 1.61 | 1.42 | 1.40 | 1.34 | |
| 30 x 6 x 24" | ECT-44 Corrugated | 10/140 | 10.00 | 8.82 | 7.76 | 7.64 | 7.35 | |
| 30 x 6 x 24" | Inside Telescopic HSC | 10/150 | 6.29 | 5.55 | 4.88 | 4.81 | 4.62 | |
| 30 x 6 x 30" | ECT-44 Corrugated | 10/120 | 11.69 | 10.31 | 9.07 | 8.94 | 8.59 | |
| 30 x 6 x 40" | ECT-44 Corrugated | 10/140 | 14.44 | 12.74 | 11.21 | 11.04 | 10.62 | |
| 30 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 2.03 | 1.79 | 1.58 | 1.55 | 1.49 | |
| 30 x 10 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 2.49 | 2.20 | 1.94 | 1.91 | 1.83 | |
| 30 x 12 x 4" | ECT-32 Single Wall Corrugated | 25/375 | 3.95 | 3.48 | 3.07 | 3.02 | 2.90 | |
| 30 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/250 | 4.02 | 3.55 | 3.12 | 3.07 | 2.96 | |
| 30 x 12 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 3.51 | 3.09 | 2.72 | 2.68 | 2.58 | |
| 30 x 13 x 13" | ECT-32 Single Wall Corrugated | 20/240 | 5.61 | 4.95 | 4.36 | 4.29 | 4.13 | |
| 30 x 14 x 7" | ECT-32 Single Wall Corrugated | 10/120 | 2.88 | 2.54 | 2.24 | 2.20 | 2.12 | |
| 30 x 14 x 10" | ECT-32 Single Wall Corrugated | 10/120 | 3.32 | 2.93 | 2.58 | 2.54 | 2.44 | |
| 30 x 15 x 15" | ECT-32 Single Wall Corrugated | 15/120 | 4.83 | 4.26 | 3.75 | 3.69 | 3.55 | |
| 30 x 15 x 15" | ECT-48 Double Wall Corrugated | 10/90 | 11.62 | 10.25 | 9.02 | 8.88 | 8.54 | |
| 30 x 17 x 16" | ECT-32 Single Wall Corrugated | 15/150 | 5.24 | 4.63 | 4.07 | 4.01 | 3.85 | |
| 30 x 17 x 16" | 14,12,10" | 15/150 | 5.29 | 4.67 | 4.11 | 4.04 | 3.89 | |
| 30 x 17 x 17" | ECT-51 Double Wall Corrugated | 5/75 | 9.23 | 8.14 | 7.16 | 7.06 | 6.78 | |
| 30 x 18 x 16" | ECT-32 Corrugated | 15/150 | 8.47 | 7.47 | 6.58 | 6.48 | 6.23 | |
| 30 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/120 | 5.49 | 4.84 | 4.26 | 4.20 | 4.03 | |
| 30 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 14.69 | 12.96 | 11.40 | 11.23 | 10.80 | |
| 30 x 20 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 4.37 | 3.85 | 3.39 | 3.34 | 3.21 | |
| 30 x 20 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 6.31 | 5.57 | 4.90 | 4.83 | 4.64 | |
| 30 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 5.11 | 4.51 | 3.97 | 3.91 | 3.76 | |
| 30 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 5.27 | 4.65 | 4.09 | 4.03 | 3.88 | |
| 30 x 20 x 18" | ECT-32 Single Wall Corrugated | 15/150 | 9.33 | 8.23 | 7.25 | 7.14 | 6.86 | |
| 30 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 6.32 | 5.58 | 4.91 | 4.84 | 4.65 | |
| 30 x 20 x 20" | ECT-44 - 18,16,14,12" | 10/120 | 8.57 | 7.56 | 6.66 | 6.56 | 6.30 | |
| 30 x 20 x 20" | ECT-48 Double Wall Corrugated | 10/70 | 10.66 | 9.41 | 8.28 | 8.15 | 7.84 | |
| 30 x 24 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 7.43 | 6.55 | 5.77 | 5.68 | 5.46 | |
| 30 x 24 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 6.66 | 5.88 | 5.17 | 5.09 | 4.90 | |
| 30 x 24 x 12" | 10,8,6,4" | 15/120 | 8.30 | 7.33 | 6.45 | 6.35 | 6.11 | |
| 30 x 24 x 12" | ECT-48 Double Wall Corrugated | 10/70 | 10.66 | 9.40 | 8.27 | 8.15 | 7.84 | |
| 30 x 24 x 20" | ECT-32 Single Wall Corrugated | 15/150 | 10.19 | 8.99 | 7.91 | 7.79 | 7.50 | |
| 30 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 12.58 | 11.10 | 9.77 | 9.62 | 9.25 | |
| 30 x 26 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 12.26 | 10.82 | 9.52 | 9.38 | 9.02 | |
| 30 x 30 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 8.19 | 7.22 | 6.36 | 6.26 | 6.02 | |
| 30 x 30 x 8" | ECT-32 Single Wall Corrugated | 10/120 | 7.57 | 6.68 | 5.88 | 5.79 | 5.56 | |
| 30 x 30 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 8.64 | 7.62 | 6.71 | 6.61 | 6.35 | |
| 30 x 30 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 10.02 | 8.85 | 7.78 | 7.67 | 7.37 | |
| 30 x 30 x 12" | ECT-48 Double Wall Corrugated | 5/75 | 17.62 | 15.55 | 13.68 | 13.48 | 12.96 | |
| 30 x 30 x 16" | ECT-32 Single Wall Corrugated | 10/120 | 9.86 | 8.70 | 7.65 | 7.54 | 7.25 | |
| 30 x 30 x 16" | ECT-48 Double Wall Corrugated | 5/90 | 18.71 | 16.51 | 14.53 | 14.31 | 13.76 | |
| 30 x 30 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 16.52 | 14.58 | 12.83 | 12.64 | 12.15 | |
| 30 x 30 x 20" | ECT-48 Double Wall Corrugated | 5/90 | 21.08 | 18.60 | 16.37 | 16.12 | 15.50 | |
| 30 x 30 x 25" | ECT-32 Single Wall Corrugated | 5/120 | 10.64 | 9.39 | 8.26 | 8.14 | 7.83 | |
| 30 x 30 x 30" | ECT-32 Single Wall Corrugated | 5/120 | 12.72 | 11.22 | 9.88 | 9.73 | 9.35 | |
| 30 x 30 x 30" | ECT-48 Double Wall Corrugated | 5/75 | 20.75 | 18.31 | 16.11 | 15.87 | 15.26 | |
| 30 x 30 x 30" | ECT-90 Triple Wall Corrugated | 5/30 | 56.75 | 50.08 | 44.07 | 43.40 | 41.73 | |
| 30 1/2 x 6 1/2 x 24" | Outside Telescopic HSC | 10/150 | 6.57 | 5.80 | 5.11 | 5.03 | 4.83 | |
| 31 x 16 x 9" | ECT-32 Corrugated | 10/120 | 5.83 | 5.14 | 4.52 | 4.46 | 4.28 | |
| 32 x 6 x 6" | ECT-32 Corrugated | 25/375 | 1.94 | 1.72 | 1.51 | 1.49 | 1.43 | |
| 32 x 8 x 8" | ECT-32 Corrugated | 25/375 | 2.32 | 2.04 | 1.80 | 1.77 | 1.70 | |
| 32 x 10 x 6 1/2" | ECT-32 Corrugated | 20/240 | 3.49 | 3.08 | 2.71 | 2.67 | 2.56 | |
| 32 x 10 x 10" | ECT-32 Corrugated | 20/240 | 4.20 | 3.71 | 3.26 | 3.21 | 3.09 | |
| 32 x 12 x 10" | ECT-32 Corrugated | 20/240 | 3.09 | 2.72 | 2.40 | 2.36 | 2.27 | |
| 32 x 12 x 12" | ECT-32 Corrugated | 20/240 | 3.64 | 3.21 | 2.82 | 2.78 | 2.67 | |
| 32 x 16 x 16" | ECT-32 Corrugated | 15/150 | 7.73 | 6.82 | 6.00 | 5.91 | 5.69 | |
| 32 x 18 x 8" | ECT-32 Corrugated | 15/150 | 4.29 | 3.79 | 3.33 | 3.28 | 3.16 | |
| 32 x 18 x 12" | ECT-32 Corrugated | 15/150 | 5.08 | 4.48 | 3.94 | 3.88 | 3.73 | |
| 32 x 18 x 18" | ECT-32 Corrugated | 15/150 | 6.74 | 5.95 | 5.23 | 5.15 | 4.96 | |
| 32 x 24 x 24" | ECT-32 Corrugated | 15/150 | 11.62 | 10.25 | 9.02 | 8.88 | 8.54 | |
| 32 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 11.73 | 10.35 | 9.11 | 8.97 | 8.63 | |
| 32 x 24 x 24" | ECT-48 Double Wall Corrugated | 5/75 | 14.38 | 12.69 | 11.17 | 11.00 | 10.58 | |
| 32 x 32 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 15.74 | 13.89 | 12.23 | 12.04 | 11.58 | |
| 32 x 32 x 12" | ECT-32 Single Wall Corrugated | 10/150 | 12.85 | 11.34 | 9.98 | 9.83 | 9.45 | |
| 32 x 32 x 32" | ECT-32 Single Wall Corrugated | 5/120 | 15.06 | 13.29 | 11.69 | 11.52 | 11.07 | |
| 32 x 32 x 32" | ECT-48 Double Wall Corrugated | 5/90 | 24.90 | 21.97 | 19.33 | 19.04 | 18.31 | |
| 33 x 8 1/2 x 5" | ECT-32 Single Wall Corrugated | 25/375 | 2.70 | 2.38 | 2.10 | 2.07 | 1.99 | |
| 34 x 10 x 6" | ECT-32 Single Wall Corrugated | 10/300 | 2.36 | 2.08 | 1.83 | 1.80 | 1.73 | |
| 34 x 21 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 8.46 | 7.46 | 6.57 | 6.47 | 6.22 | |
| 34 x 34 x 34" | ECT-32 Single Wall Corrugated | 5/120 | 15.60 | 13.77 | 12.11 | 11.93 | 11.47 | |