| 27 x 14 x 9" | ECT-32 Single Wall Corrugated | 20/240 | $2.68 | $2.58 | $2.48 | $2.38 | $2.29 | |
| 27 x 27 x 27" | ECT-32 Single Wall Corrugated | 5/120 | 8.59 | 8.28 | 7.96 | 7.64 | 7.32 | |
| 28 x 4 x 4" | ECT-32 Single Wall Corrugated | 25/625 | 1.73 | 1.67 | 1.60 | 1.54 | 1.47 | |
| 28 x 5 x 24" | FOL | 10/120 | 3.28 | 3.16 | 3.04 | 2.92 | 2.80 | |
| 28 x 5 x 38" | FOL | 20/120 | 6.40 | 6.16 | 5.92 | 5.68 | 5.45 | |
| 28 x 6 x 6" | ECT-32 Single Wall Corrugated | 20/240 | 1.11 | 1.07 | 1.02 | .98 | .94 | |
| 28 x 6 x 20" | ECT-44 Single Wall Corrugated | 5/120 | 7.32 | 7.05 | 6.78 | 6.51 | 6.24 | |
| 28 x 6 x 52" | FOL | 5/120 | 11.91 | 11.47 | 11.03 | 10.58 | 10.14 | |
| 28 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 1.41 | 1.35 | 1.30 | 1.25 | 1.20 | |
| 28 x 10 x 10" | ECT-32 Single Wall Corrugated | 25/300 | 2.38 | 2.30 | 2.21 | 2.12 | 2.03 | |
| 28 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/300 | 1.75 | 1.69 | 1.62 | 1.56 | 1.49 | |
| 28 x 12 x 8" | ECT-32 Single Wall Corrugated | 25/300 | 3.55 | 3.41 | 3.28 | 3.15 | 3.02 | |
| 28 x 12 x 12" | ECT-32 Single Wall Corrugated | 20/240 | 3.03 | 2.92 | 2.80 | 2.69 | 2.58 | |
| 28 x 14 x 14" | ECT-32 Single Wall Corrugated | 20/120 | 3.27 | 3.15 | 3.03 | 2.91 | 2.79 | |
| 28 x 16 x 5" | ECT-32 Single Wall Corrugated | 25/300 | 4.22 | 4.07 | 3.91 | 3.75 | 3.60 | |
| 28 x 16 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 2.38 | 2.29 | 2.21 | 2.12 | 2.03 | |
| 28 x 16 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 2.70 | 2.60 | 2.50 | 2.40 | 2.30 | |
| 28 x 16 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 3.42 | 3.29 | 3.16 | 3.04 | 2.91 | |
| 28 x 16 x 14" | ECT-32 Single Wall Corrugated | 15/120 | 3.52 | 3.39 | 3.26 | 3.13 | 3.00 | |
| 28 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 2.63 | 2.53 | 2.44 | 2.34 | 2.24 | |
| 28 x 18 x 6" | ECT-32 Single Wall Corrugated | 20/140 | 5.35 | 5.15 | 4.95 | 4.76 | 4.56 | |
| 28 x 18 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 4.41 | 4.25 | 4.09 | 3.92 | 3.76 | |
| 28 x 18 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 4.72 | 4.54 | 4.37 | 4.19 | 4.02 | |
| 28 x 18 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 3.67 | 3.54 | 3.40 | 3.27 | 3.13 | |
| 28 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/150 | 3.64 | 3.51 | 3.37 | 3.24 | 3.10 | |
| 28 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 11.52 | 11.10 | 10.67 | 10.24 | 9.82 | |
| 28 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 5.94 | 5.72 | 5.50 | 5.28 | 5.06 | |
| 28 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 3.76 | 3.62 | 3.48 | 3.35 | 3.21 | |
| 28 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 4.58 | 4.41 | 4.24 | 4.07 | 3.90 | |
| 28 x 20 x 24" | 22,20,18,16,14" | 10/120 | 9.29 | 8.95 | 8.60 | 8.26 | 7.92 | |
| 28 x 20 x 25" | ECT-32 Single Wall Corrugated | 10/120 | 5.65 | 5.44 | 5.23 | 5.02 | 4.82 | |
| 28 x 24 x 6" | ECT-32 Single Wall Corrugated | 10/240 | 4.27 | 4.11 | 3.95 | 3.80 | 3.64 | |
| 28 x 24 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 11.19 | 10.78 | 10.36 | 9.95 | 9.53 | |
| 28 x 28 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 5.71 | 5.50 | 5.29 | 5.08 | 4.87 | |
| 28 x 28 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 9.43 | 9.08 | 8.73 | 8.38 | 8.03 | |
| 28 x 28 x 10" | ECT-32 Single Wall Corrugated | 10/150 | 10.66 | 10.27 | 9.87 | 9.48 | 9.08 | |
| 28 x 28 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 5.90 | 5.68 | 5.47 | 5.25 | 5.03 | |
| 28 x 28 x 12" | ECT-48 Double Wall Corrugated | 10/90 | 20.26 | 19.51 | 18.76 | 18.01 | 17.26 | |
| 28 x 28 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 8.18 | 7.88 | 7.58 | 7.27 | 6.97 | |
| 28 x 28 x 22" | ECT-32 Single Wall Corrugated | 10/150 | 12.26 | 11.81 | 11.35 | 10.90 | 10.44 | |
| 28 x 28 x 28" | ECT-32 Single Wall Corrugated | 5/120 | 8.21 | 7.90 | 7.60 | 7.29 | 6.99 | |
| 28 x 28 x 28" | ECT-48 Double Wall Corrugated | 5/90 | 21.03 | 20.25 | 19.48 | 18.70 | 17.92 | |
| 29 x 17 x 3" | ECT-32 Single Wall Corrugated | 25/300 | 4.38 | 4.22 | 4.05 | 3.89 | 3.73 | |
| 29 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 2.90 | 2.79 | 2.69 | 2.58 | 2.47 | |
| 29 x 17 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 5.09 | 4.90 | 4.71 | 4.52 | 4.34 | |
| 29 x 17 x 9" | ECT-32 Single Wall Corrugated | 15/150 | 3.29 | 3.17 | 3.05 | 2.93 | 2.81 | |
| 29 x 17 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 3.92 | 3.77 | 3.63 | 3.48 | 3.34 | |
| 29 x 17 x 15" | ECT-32 Single Wall Corrugated | 15/150 | 3.79 | 3.65 | 3.51 | 3.37 | 3.23 | |
| 29 x 17 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 5.13 | 4.94 | 4.75 | 4.56 | 4.37 | |
| 29 x 24 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 13.23 | 12.74 | 12.25 | 11.76 | 11.27 | |
| 30 x 5 x 24" | FOL | 10/120 | 3.08 | 2.96 | 2.85 | 2.74 | 2.62 | |
| 30 x 5 x 30" | FOL | 10/120 | 3.62 | 3.49 | 3.36 | 3.22 | 3.09 | |
| 30 x 6 x 6" | ECT-32 Single Wall Corrugated | 25/375 | 1.29 | 1.24 | 1.19 | 1.15 | 1.10 | |
| 30 x 6 x 24" | ECT-44 Corrugated | 10/140 | 8.65 | 8.33 | 8.01 | 7.69 | 7.37 | |
| 30 x 6 x 24" | Inside Telescopic HSC | 10/150 | 5.44 | 5.24 | 5.04 | 4.84 | 4.64 | |
| 30 x 6 x 30" | ECT-44 Corrugated | 10/120 | 10.12 | 9.74 | 9.37 | 8.99 | 8.62 | |
| 30 x 6 x 40" | ECT-44 Corrugated | 10/140 | 12.50 | 12.03 | 11.57 | 11.11 | 10.65 | |
| 30 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 1.76 | 1.69 | 1.63 | 1.56 | 1.50 | |
| 30 x 10 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 1.91 | 1.84 | 1.77 | 1.70 | 1.63 | |
| 30 x 12 x 4" | ECT-32 Single Wall Corrugated | 25/375 | 3.42 | 3.29 | 3.16 | 3.04 | 2.91 | |
| 30 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/250 | 3.48 | 3.35 | 3.22 | 3.09 | 2.96 | |
| 30 x 12 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 2.38 | 2.29 | 2.20 | 2.11 | 2.02 | |
| 30 x 13 x 13" | ECT-32 Single Wall Corrugated | 20/240 | 4.86 | 4.68 | 4.50 | 4.32 | 4.14 | |
| 30 x 14 x 7" | ECT-32 Single Wall Corrugated | 10/120 | 2.49 | 2.40 | 2.31 | 2.22 | 2.12 | |
| 30 x 14 x 10" | ECT-32 Single Wall Corrugated | 10/120 | 2.51 | 2.41 | 2.32 | 2.23 | 2.14 | |
| 30 x 15 x 15" | ECT-32 Single Wall Corrugated | 15/120 | 3.22 | 3.10 | 2.98 | 2.86 | 2.74 | |
| 30 x 15 x 15" | ECT-48 Double Wall Corrugated | 10/90 | 10.06 | 9.68 | 9.31 | 8.94 | 8.57 | |
| 30 x 17 x 16" | ECT-32 Single Wall Corrugated | 15/150 | 4.09 | 3.93 | 3.78 | 3.63 | 3.48 | |
| 30 x 17 x 16" | 14,12,10" | 15/150 | 4.58 | 4.41 | 4.24 | 4.07 | 3.90 | |
| 30 x 17 x 17" | ECT-51 Double Wall Corrugated | 5/75 | 7.26 | 7.00 | 6.73 | 6.46 | 6.19 | |
| 30 x 18 x 16" | ECT-32 Corrugated | 15/150 | 7.33 | 7.06 | 6.79 | 6.52 | 6.25 | |
| 30 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/120 | 4.31 | 4.15 | 3.99 | 3.83 | 3.67 | |
| 30 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 12.71 | 12.24 | 11.77 | 11.30 | 10.83 | |
| 30 x 20 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 3.57 | 3.44 | 3.31 | 3.17 | 3.04 | |
| 30 x 20 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 5.46 | 5.26 | 5.06 | 4.86 | 4.65 | |
| 30 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 3.46 | 3.33 | 3.21 | 3.08 | 2.95 | |
| 30 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 3.90 | 3.75 | 3.61 | 3.47 | 3.32 | |
| 30 x 20 x 18" | ECT-32 Single Wall Corrugated | 15/150 | 8.08 | 7.78 | 7.48 | 7.18 | 6.88 | |
| 30 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 4.97 | 4.78 | 4.60 | 4.41 | 4.23 | |
| 30 x 20 x 20" | ECT-44 - 18,16,14,12" | 10/120 | 7.42 | 7.15 | 6.87 | 6.60 | 6.32 | |
| 30 x 20 x 20" | ECT-48 Double Wall Corrugated | 10/70 | 8.00 | 7.71 | 7.41 | 7.12 | 6.82 | |
| 30 x 24 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 6.43 | 6.19 | 5.95 | 5.71 | 5.48 | |
| 30 x 24 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 4.41 | 4.24 | 4.08 | 3.92 | 3.75 | |
| 30 x 24 x 12" | 10,8,6,4" | 15/120 | 7.19 | 6.92 | 6.66 | 6.39 | 6.12 | |
| 30 x 24 x 12" | ECT-48 Double Wall Corrugated | 10/70 | 8.30 | 7.99 | 7.69 | 7.38 | 7.07 | |
| 30 x 24 x 20" | ECT-32 Single Wall Corrugated | 15/150 | 8.82 | 8.50 | 8.17 | 7.84 | 7.52 | |
| 30 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 9.88 | 9.51 | 9.15 | 8.78 | 8.41 | |
| 30 x 26 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 12.80 | 12.33 | 11.86 | 11.38 | 10.91 | |
| 30 x 30 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 7.32 | 7.05 | 6.78 | 6.50 | 6.23 | |
| 30 x 30 x 8" | ECT-32 Single Wall Corrugated | 10/120 | 6.55 | 6.31 | 6.07 | 5.82 | 5.58 | |
| 30 x 30 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 5.74 | 5.53 | 5.31 | 5.10 | 4.89 | |
| 30 x 30 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 6.84 | 6.59 | 6.33 | 6.08 | 5.83 | |
| 30 x 30 x 12" | ECT-48 Double Wall Corrugated | 5/75 | 15.26 | 14.69 | 14.13 | 13.56 | 13.00 | |
| 30 x 30 x 16" | ECT-32 Single Wall Corrugated | 10/120 | 6.97 | 6.71 | 6.45 | 6.19 | 5.93 | |
| 30 x 30 x 16" | ECT-48 Double Wall Corrugated | 5/90 | 16.19 | 15.59 | 14.99 | 14.39 | 13.79 | |
| 30 x 30 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 14.30 | 13.77 | 13.24 | 12.71 | 12.18 | |
| 30 x 30 x 20" | ECT-48 Double Wall Corrugated | 5/90 | 18.25 | 17.58 | 16.90 | 16.22 | 15.55 | |
| 30 x 30 x 25" | ECT-32 Single Wall Corrugated | 5/120 | 9.21 | 8.87 | 8.53 | 8.19 | 7.85 | |
| 30 x 30 x 30" | ECT-32 Single Wall Corrugated | 5/120 | 10.40 | 10.02 | 9.63 | 9.25 | 8.86 | |
| 30 x 30 x 30" | ECT-48 Double Wall Corrugated | 5/75 | 16.46 | 15.85 | 15.24 | 14.63 | 14.02 | |
| 30 x 30 x 30" | ECT-90 Triple Wall Corrugated | 5/30 | 49.13 | 47.31 | 45.49 | 43.67 | 41.85 | |
| 30 1/2 x 6 1/2 x 24" | Outside Telescopic HSC | 10/150 | 5.69 | 5.48 | 5.27 | 5.06 | 4.85 | |
| 31 x 16 x 9" | ECT-32 Corrugated | 10/120 | 5.04 | 4.86 | 4.67 | 4.48 | 4.30 | |
| 32 x 6 x 6" | ECT-32 Corrugated | 25/375 | 1.47 | 1.42 | 1.36 | 1.31 | 1.25 | |
| 32 x 8 x 8" | ECT-32 Corrugated | 25/375 | 1.56 | 1.50 | 1.44 | 1.38 | 1.33 | |
| 32 x 10 x 6 1/2" | ECT-32 Corrugated | 20/240 | 3.20 | 3.09 | 2.97 | 2.85 | 2.73 | |
| 32 x 10 x 10" | ECT-32 Corrugated | 20/240 | 3.64 | 3.50 | 3.37 | 3.23 | 3.10 | |
| 32 x 12 x 10" | ECT-32 Corrugated | 20/240 | 2.67 | 2.57 | 2.47 | 2.38 | 2.28 | |
| 32 x 12 x 12" | ECT-32 Corrugated | 20/240 | 3.01 | 2.90 | 2.79 | 2.67 | 2.56 | |
| 32 x 16 x 16" | ECT-32 Corrugated | 15/150 | 6.69 | 6.45 | 6.20 | 5.95 | 5.70 | |
| 32 x 18 x 8" | ECT-32 Corrugated | 15/150 | 3.21 | 3.09 | 2.97 | 2.85 | 2.73 | |
| 32 x 18 x 12" | ECT-32 Corrugated | 15/150 | 4.23 | 4.08 | 3.92 | 3.76 | 3.61 | |
| 32 x 18 x 18" | ECT-32 Corrugated | 15/150 | 5.83 | 5.62 | 5.40 | 5.19 | 4.97 | |
| 32 x 24 x 24" | ECT-32 Corrugated | 15/150 | 10.06 | 9.68 | 9.31 | 8.94 | 8.57 | |
| 32 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 8.66 | 8.34 | 8.02 | 7.70 | 7.37 | |
| 32 x 24 x 24" | ECT-48 Double Wall Corrugated | 5/75 | 12.45 | 11.99 | 11.53 | 11.07 | 10.61 | |
| 32 x 32 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 14.43 | 13.89 | 13.36 | 12.83 | 12.29 | |
| 32 x 32 x 12" | ECT-32 Single Wall Corrugated | 10/150 | 11.12 | 10.71 | 10.30 | 9.89 | 9.47 | |
| 32 x 32 x 32" | ECT-32 Single Wall Corrugated | 5/120 | 11.67 | 11.23 | 10.80 | 10.37 | 9.94 | |
| 32 x 32 x 32" | ECT-48 Double Wall Corrugated | 5/90 | 19.55 | 18.82 | 18.10 | 17.38 | 16.65 | |
| 33 x 8 1/2 x 5" | ECT-32 Single Wall Corrugated | 25/375 | 2.34 | 2.25 | 2.16 | 2.08 | 1.99 | |
| 34 x 10 x 6" | ECT-32 Single Wall Corrugated | 10/300 | 1.74 | 1.68 | 1.61 | 1.55 | 1.48 | |
| 34 x 21 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 7.32 | 7.05 | 6.78 | 6.51 | 6.24 | |
| 34 x 34 x 34" | ECT-32 Single Wall Corrugated | 5/120 | 13.51 | 13.00 | 12.50 | 12.00 | 11.50 | |