| 27 x 14 x 9" | ECT-32 Single Wall Corrugated | 20/240 | $4.44 | $4.22 | $4.08 | $3.90 | $3.48 | |
| 27 x 27 x 27" | ECT-32 Single Wall Corrugated | 5/120 | 8.70 | 8.23 | 7.88 | 7.59 | 7.07 | |
| 28 x 4 x 4" | ECT-32 Single Wall Corrugated | 25/625 | 1.50 | 1.40 | 1.33 | 1.30 | 1.20 | |
| 28 x 5 x 24" | FOL | 10/120 | 4.95 | 4.79 | 4.64 | 4.58 | 4.51 | |
| 28 x 5 x 38" | FOL | 20/120 | 5.52 | 5.13 | 4.78 | 4.43 | 4.43 | |
| 28 x 6 x 6" | ECT-32 Single Wall Corrugated | 20/240 | 1.66 | 1.51 | 1.45 | 1.35 | 1.26 | |
| 28 x 6 x 20" | ECT-44 Single Wall Corrugated | 5/120 | 7.96 | 7.71 | 7.46 | 7.36 | 7.26 | |
| 28 x 6 x 52" | FOL | 5/120 | 8.90 | 8.66 | 8.41 | 8.25 | 8.25 | |
| 28 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 2.02 | 1.79 | 1.68 | 1.58 | 1.48 | |
| 28 x 10 x 10" | ECT-32 Single Wall Corrugated | 25/300 | 2.82 | 2.62 | 2.43 | 2.25 | 2.11 | |
| 28 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/300 | 2.73 | 2.52 | 2.37 | 2.20 | 2.01 | |
| 28 x 12 x 8" | ECT-32 Single Wall Corrugated | 25/300 | 4.64 | 4.34 | 4.01 | 3.75 | 3.39 | |
| 28 x 12 x 12" | ECT-32 Single Wall Corrugated | 20/240 | 3.50 | 3.20 | 2.98 | 2.73 | 2.52 | |
| 28 x 14 x 14" | ECT-32 Single Wall Corrugated | 20/120 | 3.60 | 3.49 | 3.37 | 3.33 | 3.28 | |
| 28 x 16 x 5" | ECT-32 Single Wall Corrugated | 25/300 | 3.87 | 3.56 | 3.33 | 3.13 | 2.93 | |
| 28 x 16 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 3.94 | 3.68 | 3.36 | 3.17 | 2.89 | |
| 28 x 16 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 4.23 | 3.91 | 3.67 | 3.34 | 3.12 | |
| 28 x 16 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 4.58 | 4.20 | 3.95 | 3.58 | 3.34 | |
| 28 x 16 x 14" | ECT-32 Single Wall Corrugated | 15/120 | 4.74 | 4.38 | 4.16 | 3.74 | 3.56 | |
| 28 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 2.74 | 2.57 | 2.43 | 2.20 | 2.04 | |
| 28 x 18 x 6" | ECT-32 Single Wall Corrugated | 20/140 | 5.82 | 5.63 | 5.45 | 5.38 | 5.31 | |
| 28 x 18 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 4.80 | 4.65 | 4.50 | 4.44 | 4.38 | |
| 28 x 18 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 4.55 | 4.23 | 4.01 | 3.65 | 3.37 | |
| 28 x 18 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 4.89 | 4.64 | 4.27 | 3.89 | 3.64 | |
| 28 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/150 | 5.29 | 4.89 | 4.35 | 4.26 | 3.91 | |
| 28 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 12.18 | 11.80 | 11.42 | 11.27 | 11.11 | |
| 28 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 5.00 | 4.64 | 4.32 | 4.12 | 4.12 | |
| 28 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 5.07 | 4.71 | 4.34 | 4.03 | 3.78 | |
| 28 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 6.33 | 5.62 | 5.49 | 5.08 | 4.68 | |
| 28 x 20 x 24" | 22,20,18,16,14" | 10/120 | 8.02 | 7.64 | 7.26 | 6.88 | 6.44 | |
| 28 x 20 x 25" | ECT-32 Single Wall Corrugated | 10/120 | 7.79 | 7.33 | 6.99 | 6.52 | 6.10 | |
| 28 x 24 x 6" | ECT-32 Single Wall Corrugated | 10/240 | 4.77 | 4.62 | 4.47 | 4.41 | 4.35 | |
| 28 x 24 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 7.76 | 7.76 | 7.76 | 7.76 | 7.76 | |
| 28 x 28 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 6.02 | 5.71 | 5.36 | 5.28 | 4.78 | |
| 28 x 28 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 7.80 | 7.80 | 7.80 | 7.80 | 7.80 | |
| 28 x 28 x 10" | ECT-32 Single Wall Corrugated | 10/150 | 10.94 | 10.51 | 9.78 | 9.64 | 8.55 | |
| 28 x 28 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 6.97 | 6.75 | 6.54 | 6.45 | 6.36 | |
| 28 x 28 x 12" | ECT-48 Double Wall Corrugated | 10/90 | 22.02 | 21.33 | 20.65 | 20.37 | 20.10 | |
| 28 x 28 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 8.34 | 7.67 | 7.34 | 7.17 | 6.78 | |
| 28 x 28 x 22" | ECT-32 Single Wall Corrugated | 10/150 | 8.66 | 8.50 | 8.50 | 8.50 | 8.50 | |
| 28 x 28 x 28" | ECT-32 Single Wall Corrugated | 5/120 | 10.30 | 9.98 | 9.66 | 9.53 | 9.40 | |
| 28 x 28 x 28" | ECT-48 Double Wall Corrugated | 5/90 | 18.72 | 17.58 | 17.15 | 16.01 | 15.58 | |
| 29 x 17 x 3" | ECT-32 Single Wall Corrugated | 25/300 | 5.33 | 5.06 | 4.73 | 4.34 | 4.11 | |
| 29 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 3.15 | 3.06 | 2.96 | 2.92 | 2.88 | |
| 29 x 17 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 3.91 | 3.70 | 3.53 | 3.53 | 3.53 | |
| 29 x 17 x 9" | ECT-32 Single Wall Corrugated | 15/150 | 4.19 | 3.92 | 3.69 | 3.36 | 3.16 | |
| 29 x 17 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 4.42 | 4.18 | 3.91 | 3.65 | 3.44 | |
| 29 x 17 x 15" | ECT-32 Single Wall Corrugated | 15/150 | 4.80 | 4.46 | 4.18 | 3.84 | 3.64 | |
| 29 x 17 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 5.58 | 5.40 | 5.23 | 5.16 | 5.09 | |
| 29 x 24 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 14.38 | 13.93 | 13.48 | 13.30 | 13.12 | |
| 30 x 5 x 24" | FOL | 10/120 | 4.82 | 4.39 | 3.94 | 3.72 | 3.54 | |
| 30 x 5 x 30" | FOL | 10/120 | 4.34 | 4.21 | 4.07 | 4.02 | 3.96 | |
| 30 x 6 x 6" | ECT-32 Single Wall Corrugated | 25/375 | 1.58 | 1.53 | 1.49 | 1.47 | 1.45 | |
| 30 x 6 x 24" | ECT-44 Corrugated | 10/140 | 9.41 | 9.11 | 8.82 | 8.70 | 8.59 | |
| 30 x 6 x 24" | Inside Telescopic HSC | 10/150 | 5.92 | 5.73 | 5.55 | 5.47 | 5.40 | |
| 30 x 6 x 30" | ECT-44 Corrugated | 10/120 | 11.00 | 10.66 | 10.31 | 10.17 | 10.04 | |
| 30 x 6 x 40" | ECT-44 Corrugated | 10/140 | 14.58 | 14.12 | 13.67 | 13.49 | 13.30 | |
| 30 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 2.14 | 1.97 | 1.80 | 1.70 | 1.61 | |
| 30 x 10 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 2.39 | 2.20 | 2.06 | 2.00 | 1.84 | |
| 30 x 12 x 4" | ECT-32 Single Wall Corrugated | 25/375 | 3.18 | 2.95 | 2.72 | 2.55 | 2.37 | |
| 30 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/250 | 3.19 | 3.00 | 2.77 | 2.62 | 2.41 | |
| 30 x 12 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 3.31 | 3.14 | 2.88 | 2.68 | 2.60 | |
| 30 x 13 x 13" | ECT-32 Single Wall Corrugated | 20/240 | 5.88 | 5.51 | 5.22 | 4.76 | 4.46 | |
| 30 x 14 x 7" | ECT-32 Single Wall Corrugated | 10/120 | 2.71 | 2.63 | 2.54 | 2.51 | 2.47 | |
| 30 x 14 x 10" | ECT-32 Single Wall Corrugated | 10/120 | 3.13 | 3.03 | 2.93 | 2.89 | 2.85 | |
| 30 x 15 x 15" | ECT-32 Single Wall Corrugated | 15/120 | 4.48 | 4.17 | 3.84 | 3.61 | 3.33 | |
| 30 x 15 x 15" | ECT-48 Double Wall Corrugated | 10/90 | 8.61 | 8.06 | 7.72 | 7.24 | 6.97 | |
| 30 x 17 x 16" | ECT-32 Single Wall Corrugated | 15/150 | 4.86 | 4.55 | 4.19 | 3.89 | 3.78 | |
| 30 x 17 x 16" | 14,12,10" | 15/150 | 5.38 | 4.95 | 4.57 | 4.29 | 4.14 | |
| 30 x 17 x 17" | ECT-51 Double Wall Corrugated | 5/75 | 12.97 | 12.48 | 11.61 | 11.40 | 11.18 | |
| 30 x 18 x 16" | ECT-32 Corrugated | 15/150 | 5.43 | 5.08 | 5.08 | 5.08 | 5.08 | |
| 30 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/120 | 5.75 | 5.10 | 4.97 | 4.58 | 4.29 | |
| 30 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 10.63 | 9.76 | 9.50 | 8.98 | 8.81 | |
| 30 x 20 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 3.69 | 3.46 | 3.27 | 3.08 | 2.90 | |
| 30 x 20 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 4.05 | 3.79 | 3.79 | 3.79 | 3.79 | |
| 30 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 4.36 | 4.09 | 3.94 | 3.64 | 3.43 | |
| 30 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 4.96 | 4.81 | 4.65 | 4.59 | 4.53 | |
| 30 x 20 x 18" | ECT-32 Single Wall Corrugated | 15/150 | 9.66 | 8.67 | 8.40 | 7.80 | 7.30 | |
| 30 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 6.55 | 5.88 | 5.69 | 5.28 | 4.95 | |
| 30 x 20 x 20" | ECT-44 - 18,16,14,12" | 10/120 | 8.07 | 7.61 | 7.26 | 6.81 | 6.15 | |
| 30 x 20 x 20" | ECT-48 Double Wall Corrugated | 10/70 | 11.83 | 11.08 | 10.80 | 10.12 | 9.84 | |
| 30 x 24 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 5.59 | 5.16 | 4.76 | 4.46 | 4.46 | |
| 30 x 24 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 5.80 | 5.33 | 4.97 | 4.66 | 4.35 | |
| 30 x 24 x 12" | 10,8,6,4" | 15/120 | 6.55 | 5.91 | 5.42 | 5.13 | 4.98 | |
| 30 x 24 x 12" | ECT-48 Double Wall Corrugated | 10/70 | 10.96 | 10.32 | 10.00 | 9.43 | 9.18 | |
| 30 x 24 x 20" | ECT-32 Single Wall Corrugated | 15/150 | 7.32 | 6.84 | 6.48 | 6.24 | 6.12 | |
| 30 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 10.80 | 10.21 | 9.77 | 9.10 | 8.21 | |
| 30 x 26 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 9.16 | 8.66 | 8.15 | 7.43 | 7.36 | |
| 30 x 30 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 6.81 | 6.46 | 6.12 | 5.82 | 5.32 | |
| 30 x 30 x 8" | ECT-32 Single Wall Corrugated | 10/120 | 7.12 | 6.59 | 6.32 | 6.01 | 5.61 | |
| 30 x 30 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 6.61 | 6.10 | 5.79 | 5.44 | 5.18 | |
| 30 x 30 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 9.43 | 9.14 | 8.85 | 8.73 | 8.61 | |
| 30 x 30 x 12" | ECT-48 Double Wall Corrugated | 5/75 | 14.31 | 13.48 | 13.06 | 12.34 | 12.03 | |
| 30 x 30 x 16" | ECT-32 Single Wall Corrugated | 10/120 | 7.93 | 7.25 | 7.10 | 6.68 | 6.16 | |
| 30 x 30 x 16" | ECT-48 Double Wall Corrugated | 5/90 | 15.30 | 14.75 | 14.31 | 13.43 | 13.09 | |
| 30 x 30 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 15.55 | 15.07 | 14.58 | 14.39 | 14.19 | |
| 30 x 30 x 20" | ECT-48 Double Wall Corrugated | 5/90 | 17.61 | 16.99 | 16.49 | 15.50 | 15.01 | |
| 30 x 30 x 25" | ECT-32 Single Wall Corrugated | 5/120 | 9.52 | 8.77 | 8.45 | 7.76 | 7.51 | |
| 30 x 30 x 30" | ECT-32 Single Wall Corrugated | 5/120 | 11.00 | 10.32 | 9.65 | 9.43 | 8.90 | |
| 30 x 30 x 30" | ECT-48 Double Wall Corrugated | 5/75 | 21.21 | 19.98 | 19.48 | 18.13 | 17.76 | |
| 30 x 30 x 30" | ECT-90 Triple Wall Corrugated | 5/30 | 56.75 | 54.42 | 52.41 | 50.08 | 48.07 | |
| 30 1/2 x 6 1/2 x 24" | Outside Telescopic HSC | 10/150 | 6.19 | 5.99 | 5.80 | 5.72 | 5.65 | |
| 31 x 16 x 9" | ECT-32 Corrugated | 10/120 | 4.63 | 4.25 | 3.94 | 3.63 | 3.50 | |
| 32 x 6 x 6" | ECT-32 Corrugated | 25/375 | 1.96 | 1.80 | 1.66 | 1.57 | 1.46 | |
| 32 x 8 x 8" | ECT-32 Corrugated | 25/375 | 1.88 | 1.82 | 1.76 | 1.74 | 1.72 | |
| 32 x 10 x 6 1/2" | ECT-32 Corrugated | 20/240 | 2.24 | 2.09 | 2.09 | 2.09 | 2.09 | |
| 32 x 10 x 10" | ECT-32 Corrugated | 20/240 | 2.89 | 2.67 | 2.52 | 2.52 | 2.52 | |
| 32 x 12 x 10" | ECT-32 Corrugated | 20/240 | 3.29 | 3.01 | 2.83 | 2.69 | 2.47 | |
| 32 x 12 x 12" | ECT-32 Corrugated | 20/240 | 3.51 | 3.24 | 3.05 | 2.88 | 2.61 | |
| 32 x 16 x 16" | ECT-32 Corrugated | 15/150 | 4.96 | 4.64 | 4.64 | 4.64 | 4.64 | |
| 32 x 18 x 8" | ECT-32 Corrugated | 15/150 | 4.29 | 4.04 | 3.76 | 3.49 | 3.33 | |
| 32 x 18 x 12" | ECT-32 Corrugated | 15/150 | 4.39 | 4.18 | 3.97 | 3.70 | 3.49 | |
| 32 x 18 x 18" | ECT-32 Corrugated | 15/150 | 6.07 | 5.63 | 5.35 | 5.00 | 4.60 | |
| 32 x 24 x 24" | ECT-32 Corrugated | 15/150 | 9.23 | 8.54 | 8.00 | 7.38 | 6.97 | |
| 32 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 11.39 | 10.56 | 9.73 | 9.46 | 9.11 | |
| 32 x 24 x 24" | ECT-48 Double Wall Corrugated | 5/75 | 13.62 | 12.78 | 12.44 | 11.76 | 11.68 | |
| 32 x 32 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 9.45 | 9.45 | 9.45 | 9.45 | 9.45 | |
| 32 x 32 x 12" | ECT-32 Single Wall Corrugated | 10/150 | 9.00 | 8.43 | 8.27 | 8.27 | 8.27 | |
| 32 x 32 x 32" | ECT-32 Single Wall Corrugated | 5/120 | 12.12 | 11.55 | 11.07 | 10.74 | 10.34 | |
| 32 x 32 x 32" | ECT-48 Double Wall Corrugated | 5/90 | 24.02 | 22.70 | 21.97 | 20.65 | 20.06 | |
| 33 x 8 1/2 x 5" | ECT-32 Single Wall Corrugated | 25/375 | 2.27 | 2.18 | 2.08 | 1.97 | 1.81 | |
| 34 x 10 x 6" | ECT-32 Single Wall Corrugated | 10/300 | 2.48 | 2.27 | 2.13 | 2.05 | 1.92 | |
| 34 x 21 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 5.42 | 5.12 | 5.07 | 5.07 | 5.07 | |
| 34 x 34 x 34" | ECT-32 Single Wall Corrugated | 5/120 | 13.12 | 12.48 | 12.21 | 11.84 | 11.56 | |