| 27 x 14 x 9" | ECT-32 Single Wall Corrugated | 20/240 | $3.22 | $3.01 | $2.61 | $2.57 | $2.53 | |
| 27 x 27 x 27" | ECT-32 Single Wall Corrugated | 5/120 | 9.34 | 8.76 | 7.59 | 7.48 | 7.36 | |
| 28 x 4 x 4" | ECT-32 Single Wall Corrugated | 25/625 | 2.08 | 1.95 | 1.69 | 1.66 | 1.64 | |
| 28 x 5 x 24" | FOL | 10/120 | 4.95 | 4.64 | 4.02 | 3.96 | 3.90 | |
| 28 x 5 x 38" | FOL | 20/120 | 6.95 | 6.52 | 5.65 | 5.56 | 5.48 | |
| 28 x 6 x 6" | ECT-32 Single Wall Corrugated | 20/240 | 1.49 | 1.40 | 1.21 | 1.19 | 1.17 | |
| 28 x 6 x 20" | ECT-44 Single Wall Corrugated | 5/120 | 7.96 | 7.46 | 6.47 | 6.37 | 6.27 | |
| 28 x 6 x 52" | FOL | 5/120 | 12.95 | 12.14 | 10.52 | 10.36 | 10.20 | |
| 28 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 1.83 | 1.72 | 1.49 | 1.47 | 1.45 | |
| 28 x 10 x 10" | ECT-32 Single Wall Corrugated | 25/300 | 2.59 | 2.43 | 2.11 | 2.07 | 2.04 | |
| 28 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/300 | 2.23 | 2.09 | 1.81 | 1.78 | 1.76 | |
| 28 x 12 x 8" | ECT-32 Single Wall Corrugated | 25/300 | 3.77 | 3.54 | 3.06 | 3.02 | 2.97 | |
| 28 x 12 x 12" | ECT-32 Single Wall Corrugated | 20/240 | 2.84 | 2.66 | 2.31 | 2.27 | 2.24 | |
| 28 x 14 x 14" | ECT-32 Single Wall Corrugated | 20/120 | 3.60 | 3.37 | 2.92 | 2.88 | 2.83 | |
| 28 x 16 x 5" | ECT-32 Single Wall Corrugated | 25/300 | 4.59 | 4.31 | 3.73 | 3.67 | 3.62 | |
| 28 x 16 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 3.17 | 2.97 | 2.57 | 2.53 | 2.49 | |
| 28 x 16 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 3.47 | 3.26 | 2.82 | 2.78 | 2.73 | |
| 28 x 16 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 3.72 | 3.48 | 3.02 | 2.97 | 2.93 | |
| 28 x 16 x 14" | ECT-32 Single Wall Corrugated | 15/120 | 4.22 | 3.95 | 3.43 | 3.37 | 3.32 | |
| 28 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 3.11 | 2.92 | 2.53 | 2.49 | 2.45 | |
| 28 x 18 x 6" | ECT-32 Single Wall Corrugated | 20/140 | 5.82 | 5.45 | 4.73 | 4.65 | 4.58 | |
| 28 x 18 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 4.80 | 4.50 | 3.90 | 3.84 | 3.78 | |
| 28 x 18 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 5.13 | 4.81 | 4.17 | 4.10 | 4.04 | |
| 28 x 18 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 3.99 | 3.74 | 3.25 | 3.20 | 3.15 | |
| 28 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/150 | 5.01 | 4.70 | 4.07 | 4.01 | 3.95 | |
| 28 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 12.18 | 11.42 | 9.90 | 9.74 | 9.59 | |
| 28 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 6.46 | 6.05 | 5.25 | 5.17 | 5.08 | |
| 28 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 4.51 | 4.23 | 3.67 | 3.61 | 3.55 | |
| 28 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 5.39 | 5.05 | 4.38 | 4.31 | 4.24 | |
| 28 x 20 x 24" | 22,20,18,16,14" | 10/120 | 10.10 | 9.47 | 8.21 | 8.08 | 7.96 | |
| 28 x 20 x 25" | ECT-32 Single Wall Corrugated | 10/120 | 6.78 | 6.35 | 5.51 | 5.42 | 5.34 | |
| 28 x 24 x 6" | ECT-32 Single Wall Corrugated | 10/240 | 4.77 | 4.47 | 3.87 | 3.81 | 3.75 | |
| 28 x 24 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 12.17 | 11.41 | 9.89 | 9.73 | 9.58 | |
| 28 x 28 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 6.21 | 5.82 | 5.05 | 4.97 | 4.89 | |
| 28 x 28 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 12.23 | 11.47 | 9.94 | 9.79 | 9.63 | |
| 28 x 28 x 10" | ECT-32 Single Wall Corrugated | 10/150 | 11.59 | 10.87 | 9.42 | 9.27 | 9.13 | |
| 28 x 28 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 6.97 | 6.54 | 5.67 | 5.58 | 5.49 | |
| 28 x 28 x 12" | ECT-48 Double Wall Corrugated | 10/90 | 22.02 | 20.65 | 17.89 | 17.62 | 17.34 | |
| 28 x 28 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 8.90 | 8.34 | 7.23 | 7.12 | 7.01 | |
| 28 x 28 x 22" | ECT-32 Single Wall Corrugated | 10/150 | 13.33 | 12.50 | 10.83 | 10.66 | 10.50 | |
| 28 x 28 x 28" | ECT-32 Single Wall Corrugated | 5/120 | 10.30 | 9.66 | 8.37 | 8.24 | 8.11 | |
| 28 x 28 x 28" | ECT-48 Double Wall Corrugated | 5/90 | 22.87 | 21.44 | 18.58 | 18.29 | 18.01 | |
| 29 x 17 x 3" | ECT-32 Single Wall Corrugated | 25/300 | 4.76 | 4.46 | 3.87 | 3.81 | 3.75 | |
| 29 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 3.15 | 2.96 | 2.56 | 2.52 | 2.48 | |
| 29 x 17 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 5.53 | 5.19 | 4.50 | 4.43 | 4.36 | |
| 29 x 17 x 9" | ECT-32 Single Wall Corrugated | 15/150 | 3.58 | 3.36 | 2.91 | 2.87 | 2.82 | |
| 29 x 17 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 4.26 | 3.99 | 3.46 | 3.41 | 3.36 | |
| 29 x 17 x 15" | ECT-32 Single Wall Corrugated | 15/150 | 4.55 | 4.26 | 3.69 | 3.64 | 3.58 | |
| 29 x 17 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 5.58 | 5.23 | 4.53 | 4.46 | 4.39 | |
| 29 x 24 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 14.38 | 13.48 | 11.69 | 11.51 | 11.33 | |
| 30 x 5 x 24" | FOL | 10/120 | 3.86 | 3.62 | 3.14 | 3.09 | 3.04 | |
| 30 x 5 x 30" | FOL | 10/120 | 4.34 | 4.07 | 3.53 | 3.48 | 3.42 | |
| 30 x 6 x 6" | ECT-32 Single Wall Corrugated | 25/375 | 1.58 | 1.49 | 1.29 | 1.27 | 1.25 | |
| 30 x 6 x 24" | ECT-44 Corrugated | 10/140 | 9.41 | 8.82 | 7.64 | 7.53 | 7.41 | |
| 30 x 6 x 24" | Inside Telescopic HSC | 10/150 | 5.92 | 5.55 | 4.81 | 4.73 | 4.66 | |
| 30 x 6 x 30" | ECT-44 Corrugated | 10/120 | 11.00 | 10.31 | 8.94 | 8.80 | 8.66 | |
| 30 x 6 x 40" | ECT-44 Corrugated | 10/140 | 13.59 | 12.74 | 11.04 | 10.87 | 10.70 | |
| 30 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 1.91 | 1.79 | 1.55 | 1.53 | 1.51 | |
| 30 x 10 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 2.35 | 2.20 | 1.91 | 1.88 | 1.85 | |
| 30 x 12 x 4" | ECT-32 Single Wall Corrugated | 25/375 | 3.72 | 3.48 | 3.02 | 2.97 | 2.93 | |
| 30 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/250 | 3.78 | 3.55 | 3.07 | 3.03 | 2.98 | |
| 30 x 12 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 2.95 | 2.77 | 2.40 | 2.36 | 2.33 | |
| 30 x 13 x 13" | ECT-32 Single Wall Corrugated | 20/240 | 5.28 | 4.95 | 4.29 | 4.23 | 4.16 | |
| 30 x 14 x 7" | ECT-32 Single Wall Corrugated | 10/120 | 2.71 | 2.54 | 2.20 | 2.17 | 2.14 | |
| 30 x 14 x 10" | ECT-32 Single Wall Corrugated | 10/120 | 3.13 | 2.93 | 2.54 | 2.50 | 2.46 | |
| 30 x 15 x 15" | ECT-32 Single Wall Corrugated | 15/120 | 4.09 | 3.84 | 3.33 | 3.28 | 3.22 | |
| 30 x 15 x 15" | ECT-48 Double Wall Corrugated | 10/90 | 10.93 | 10.25 | 8.88 | 8.75 | 8.61 | |
| 30 x 17 x 16" | ECT-32 Single Wall Corrugated | 15/150 | 4.44 | 4.16 | 3.61 | 3.55 | 3.50 | |
| 30 x 17 x 16" | 14,12,10" | 15/150 | 4.98 | 4.67 | 4.04 | 3.98 | 3.92 | |
| 30 x 17 x 17" | ECT-51 Double Wall Corrugated | 5/75 | 8.68 | 8.14 | 7.06 | 6.95 | 6.84 | |
| 30 x 18 x 16" | ECT-32 Corrugated | 15/150 | 7.97 | 7.47 | 6.48 | 6.38 | 6.28 | |
| 30 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/120 | 5.16 | 4.84 | 4.20 | 4.13 | 4.07 | |
| 30 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 13.82 | 12.96 | 11.23 | 11.06 | 10.88 | |
| 30 x 20 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 3.74 | 3.50 | 3.04 | 2.99 | 2.94 | |
| 30 x 20 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 5.94 | 5.57 | 4.83 | 4.75 | 4.68 | |
| 30 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 4.81 | 4.51 | 3.91 | 3.85 | 3.79 | |
| 30 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 4.96 | 4.65 | 4.03 | 3.97 | 3.91 | |
| 30 x 20 x 18" | ECT-32 Single Wall Corrugated | 15/150 | 8.78 | 8.23 | 7.14 | 7.03 | 6.92 | |
| 30 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 5.95 | 5.58 | 4.84 | 4.76 | 4.69 | |
| 30 x 20 x 20" | ECT-44 - 18,16,14,12" | 10/120 | 8.07 | 7.56 | 6.56 | 6.45 | 6.35 | |
| 30 x 20 x 20" | ECT-48 Double Wall Corrugated | 10/70 | 10.94 | 10.25 | 8.89 | 8.75 | 8.61 | |
| 30 x 24 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 6.99 | 6.55 | 5.68 | 5.59 | 5.50 | |
| 30 x 24 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 6.27 | 5.88 | 5.09 | 5.01 | 4.94 | |
| 30 x 24 x 12" | 10,8,6,4" | 15/120 | 7.82 | 7.33 | 6.35 | 6.25 | 6.15 | |
| 30 x 24 x 12" | ECT-48 Double Wall Corrugated | 10/70 | 10.03 | 9.40 | 8.15 | 8.02 | 7.90 | |
| 30 x 24 x 20" | ECT-32 Single Wall Corrugated | 15/150 | 9.59 | 8.99 | 7.79 | 7.67 | 7.56 | |
| 30 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 11.84 | 11.10 | 9.62 | 9.47 | 9.32 | |
| 30 x 26 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 11.54 | 10.82 | 9.38 | 9.23 | 9.09 | |
| 30 x 30 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 7.96 | 7.46 | 6.46 | 6.36 | 6.26 | |
| 30 x 30 x 8" | ECT-32 Single Wall Corrugated | 10/120 | 7.12 | 6.68 | 5.79 | 5.70 | 5.61 | |
| 30 x 30 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 8.13 | 7.62 | 6.61 | 6.51 | 6.40 | |
| 30 x 30 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 9.43 | 8.85 | 7.67 | 7.55 | 7.43 | |
| 30 x 30 x 12" | ECT-48 Double Wall Corrugated | 5/75 | 16.59 | 15.55 | 13.48 | 13.27 | 13.06 | |
| 30 x 30 x 16" | ECT-32 Single Wall Corrugated | 10/120 | 8.35 | 7.83 | 6.78 | 6.68 | 6.58 | |
| 30 x 30 x 16" | ECT-48 Double Wall Corrugated | 5/90 | 17.61 | 16.51 | 14.31 | 14.09 | 13.87 | |
| 30 x 30 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 15.55 | 14.58 | 12.64 | 12.44 | 12.25 | |
| 30 x 30 x 20" | ECT-48 Double Wall Corrugated | 5/90 | 19.84 | 18.60 | 16.12 | 15.87 | 15.63 | |
| 30 x 30 x 25" | ECT-32 Single Wall Corrugated | 5/120 | 10.02 | 9.39 | 8.14 | 8.01 | 7.89 | |
| 30 x 30 x 30" | ECT-32 Single Wall Corrugated | 5/120 | 11.97 | 11.22 | 9.73 | 9.58 | 9.43 | |
| 30 x 30 x 30" | ECT-48 Double Wall Corrugated | 5/75 | 19.73 | 18.50 | 16.03 | 15.78 | 15.54 | |
| 30 x 30 x 30" | ECT-90 Triple Wall Corrugated | 5/30 | 53.42 | 50.08 | 43.40 | 42.73 | 42.07 | |
| 30 1/2 x 6 1/2 x 24" | Outside Telescopic HSC | 10/150 | 6.19 | 5.80 | 5.03 | 4.95 | 4.87 | |
| 31 x 16 x 9" | ECT-32 Corrugated | 10/120 | 5.48 | 5.14 | 4.46 | 4.39 | 4.32 | |
| 32 x 6 x 6" | ECT-32 Corrugated | 25/375 | 1.67 | 1.56 | 1.35 | 1.33 | 1.31 | |
| 32 x 8 x 8" | ECT-32 Corrugated | 25/375 | 1.88 | 1.76 | 1.53 | 1.50 | 1.48 | |
| 32 x 10 x 6 1/2" | ECT-32 Corrugated | 20/240 | 3.28 | 3.08 | 2.67 | 2.63 | 2.58 | |
| 32 x 10 x 10" | ECT-32 Corrugated | 20/240 | 3.95 | 3.71 | 3.21 | 3.16 | 3.11 | |
| 32 x 12 x 10" | ECT-32 Corrugated | 20/240 | 2.91 | 2.72 | 2.36 | 2.32 | 2.29 | |
| 32 x 12 x 12" | ECT-32 Corrugated | 20/240 | 3.07 | 2.88 | 2.50 | 2.46 | 2.42 | |
| 32 x 16 x 16" | ECT-32 Corrugated | 15/150 | 7.28 | 6.82 | 5.91 | 5.82 | 5.73 | |
| 32 x 18 x 8" | ECT-32 Corrugated | 15/150 | 4.04 | 3.79 | 3.28 | 3.23 | 3.18 | |
| 32 x 18 x 12" | ECT-32 Corrugated | 15/150 | 4.78 | 4.48 | 3.88 | 3.82 | 3.76 | |
| 32 x 18 x 18" | ECT-32 Corrugated | 15/150 | 6.34 | 5.95 | 5.15 | 5.08 | 5.00 | |
| 32 x 24 x 24" | ECT-32 Corrugated | 15/150 | 10.93 | 10.25 | 8.88 | 8.75 | 8.61 | |
| 32 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 11.04 | 10.35 | 8.97 | 8.83 | 8.70 | |
| 32 x 24 x 24" | ECT-48 Double Wall Corrugated | 5/75 | 13.54 | 12.69 | 11.00 | 10.83 | 10.66 | |
| 32 x 32 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 14.82 | 13.89 | 12.04 | 11.85 | 11.67 | |
| 32 x 32 x 12" | ECT-32 Single Wall Corrugated | 10/150 | 12.09 | 11.34 | 9.83 | 9.67 | 9.52 | |
| 32 x 32 x 32" | ECT-32 Single Wall Corrugated | 5/120 | 12.92 | 12.12 | 10.50 | 10.34 | 10.18 | |
| 32 x 32 x 32" | ECT-48 Double Wall Corrugated | 5/90 | 23.43 | 21.97 | 19.04 | 18.75 | 18.45 | |
| 33 x 8 1/2 x 5" | ECT-32 Single Wall Corrugated | 25/375 | 2.54 | 2.38 | 2.07 | 2.03 | 2.00 | |
| 34 x 10 x 6" | ECT-32 Single Wall Corrugated | 10/300 | 2.31 | 2.16 | 1.88 | 1.85 | 1.82 | |
| 34 x 21 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 7.96 | 7.46 | 6.47 | 6.37 | 6.27 | |
| 34 x 34 x 34" | ECT-32 Single Wall Corrugated | 5/120 | 14.68 | 13.77 | 11.93 | 11.75 | 11.56 | |