| 27 x 14 x 9" | ECT-32 Single Wall Corrugated | 20/240 | $3.39 | $3.27 | $3.16 | $3.05 | $2.94 | |
| 27 x 27 x 27" | ECT-32 Single Wall Corrugated | 5/120 | 9.29 | 8.98 | 8.67 | 8.36 | 8.05 | |
| 28 x 4 x 4" | ECT-32 Single Wall Corrugated | 25/625 | 2.06 | 1.99 | 1.93 | 1.86 | 1.79 | |
| 28 x 5 x 24" | FOL | 10/120 | 3.65 | 3.52 | 3.40 | 3.28 | 3.16 | |
| 28 x 5 x 38" | FOL | 20/120 | 7.26 | 7.02 | 6.78 | 6.54 | 6.30 | |
| 28 x 6 x 6" | ECT-32 Single Wall Corrugated | 20/240 | 1.23 | 1.19 | 1.15 | 1.11 | 1.07 | |
| 28 x 6 x 20" | ECT-44 Single Wall Corrugated | 5/120 | 8.70 | 8.41 | 8.12 | 7.83 | 7.54 | |
| 28 x 6 x 52" | FOL | 5/120 | 12.87 | 12.44 | 12.01 | 11.58 | 11.15 | |
| 28 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 1.78 | 1.72 | 1.66 | 1.60 | 1.54 | |
| 28 x 10 x 10" | ECT-32 Single Wall Corrugated | 25/300 | 2.73 | 2.64 | 2.55 | 2.46 | 2.37 | |
| 28 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/300 | 2.21 | 2.14 | 2.06 | 1.99 | 1.92 | |
| 28 x 12 x 8" | ECT-32 Single Wall Corrugated | 25/300 | 3.94 | 3.81 | 3.68 | 3.55 | 3.41 | |
| 28 x 12 x 12" | ECT-32 Single Wall Corrugated | 20/240 | 3.82 | 3.70 | 3.57 | 3.44 | 3.31 | |
| 28 x 14 x 14" | ECT-32 Single Wall Corrugated | 20/120 | 3.64 | 3.52 | 3.39 | 3.27 | 3.15 | |
| 28 x 16 x 5" | ECT-32 Single Wall Corrugated | 25/300 | 4.56 | 4.41 | 4.26 | 4.11 | 3.96 | |
| 28 x 16 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 3.01 | 2.91 | 2.81 | 2.71 | 2.61 | |
| 28 x 16 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 3.41 | 3.30 | 3.19 | 3.07 | 2.96 | |
| 28 x 16 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 3.69 | 3.57 | 3.45 | 3.32 | 3.20 | |
| 28 x 16 x 14" | ECT-32 Single Wall Corrugated | 15/120 | 4.19 | 4.05 | 3.91 | 3.77 | 3.63 | |
| 28 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 2.92 | 2.82 | 2.73 | 2.63 | 2.53 | |
| 28 x 18 x 6" | ECT-32 Single Wall Corrugated | 20/140 | 5.78 | 5.59 | 5.39 | 5.20 | 5.01 | |
| 28 x 18 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 5.01 | 4.85 | 4.68 | 4.51 | 4.34 | |
| 28 x 18 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 5.36 | 5.18 | 5.00 | 4.82 | 4.64 | |
| 28 x 18 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 3.97 | 3.84 | 3.70 | 3.57 | 3.44 | |
| 28 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/150 | 4.60 | 4.45 | 4.29 | 4.14 | 3.99 | |
| 28 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 14.55 | 14.06 | 13.58 | 13.09 | 12.61 | |
| 28 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 6.42 | 6.20 | 5.99 | 5.77 | 5.56 | |
| 28 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 4.48 | 4.33 | 4.18 | 4.03 | 3.88 | |
| 28 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 5.78 | 5.58 | 5.39 | 5.20 | 5.01 | |
| 28 x 20 x 24" | 22,20,18,16,14" | 10/120 | 9.85 | 9.52 | 9.19 | 8.86 | 8.54 | |
| 28 x 20 x 25" | ECT-32 Single Wall Corrugated | 10/120 | 6.73 | 6.51 | 6.28 | 6.06 | 5.84 | |
| 28 x 24 x 6" | ECT-32 Single Wall Corrugated | 10/240 | 4.74 | 4.59 | 4.43 | 4.27 | 4.11 | |
| 28 x 24 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 12.09 | 11.69 | 11.29 | 10.88 | 10.48 | |
| 28 x 28 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 6.17 | 5.97 | 5.76 | 5.56 | 5.35 | |
| 28 x 28 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 10.48 | 10.13 | 9.78 | 9.43 | 9.08 | |
| 28 x 28 x 10" | ECT-32 Single Wall Corrugated | 10/150 | 11.52 | 11.14 | 10.75 | 10.37 | 9.98 | |
| 28 x 28 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 6.93 | 6.70 | 6.47 | 6.24 | 6.01 | |
| 28 x 28 x 12" | ECT-48 Double Wall Corrugated | 10/90 | 21.89 | 21.16 | 20.43 | 19.70 | 18.97 | |
| 28 x 28 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 9.37 | 9.06 | 8.75 | 8.43 | 8.12 | |
| 28 x 28 x 22" | ECT-32 Single Wall Corrugated | 10/150 | 13.25 | 12.80 | 12.36 | 11.92 | 11.48 | |
| 28 x 28 x 28" | ECT-32 Single Wall Corrugated | 5/120 | 9.12 | 8.81 | 8.51 | 8.21 | 7.90 | |
| 28 x 28 x 28" | ECT-48 Double Wall Corrugated | 5/90 | 22.73 | 21.97 | 21.21 | 20.45 | 19.70 | |
| 29 x 17 x 3" | ECT-32 Single Wall Corrugated | 25/300 | 4.73 | 4.57 | 4.42 | 4.26 | 4.10 | |
| 29 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 3.32 | 3.21 | 3.10 | 2.99 | 2.88 | |
| 29 x 17 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 5.50 | 5.32 | 5.13 | 4.95 | 4.77 | |
| 29 x 17 x 9" | ECT-32 Single Wall Corrugated | 15/150 | 3.56 | 3.44 | 3.32 | 3.20 | 3.08 | |
| 29 x 17 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 4.21 | 4.07 | 3.93 | 3.79 | 3.65 | |
| 29 x 17 x 15" | ECT-32 Single Wall Corrugated | 15/150 | 4.79 | 4.63 | 4.47 | 4.31 | 4.15 | |
| 29 x 17 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 5.54 | 5.36 | 5.17 | 4.99 | 4.80 | |
| 29 x 24 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 14.29 | 13.82 | 13.34 | 12.86 | 12.39 | |
| 30 x 5 x 24" | FOL | 10/120 | 3.89 | 3.76 | 3.63 | 3.50 | 3.37 | |
| 30 x 5 x 30" | FOL | 10/120 | 4.32 | 4.17 | 4.03 | 3.89 | 3.74 | |
| 30 x 6 x 6" | ECT-32 Single Wall Corrugated | 25/375 | 1.63 | 1.58 | 1.52 | 1.47 | 1.41 | |
| 30 x 6 x 24" | ECT-44 Corrugated | 10/140 | 10.32 | 9.98 | 9.64 | 9.29 | 8.95 | |
| 30 x 6 x 24" | Inside Telescopic HSC | 10/150 | 5.80 | 5.61 | 5.42 | 5.22 | 5.03 | |
| 30 x 6 x 30" | ECT-44 Corrugated | 10/120 | 10.93 | 10.57 | 10.20 | 9.84 | 9.47 | |
| 30 x 6 x 40" | ECT-44 Corrugated | 10/140 | 14.34 | 13.86 | 13.39 | 12.91 | 12.43 | |
| 30 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 1.90 | 1.84 | 1.77 | 1.71 | 1.65 | |
| 30 x 10 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 2.30 | 2.23 | 2.15 | 2.07 | 2.00 | |
| 30 x 12 x 4" | ECT-32 Single Wall Corrugated | 25/375 | 3.69 | 3.57 | 3.45 | 3.32 | 3.20 | |
| 30 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/250 | 3.76 | 3.63 | 3.51 | 3.38 | 3.26 | |
| 30 x 12 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 2.89 | 2.79 | 2.69 | 2.60 | 2.50 | |
| 30 x 13 x 13" | ECT-32 Single Wall Corrugated | 20/240 | 5.25 | 5.08 | 4.90 | 4.73 | 4.55 | |
| 30 x 14 x 7" | ECT-32 Single Wall Corrugated | 10/120 | 2.70 | 2.61 | 2.52 | 2.43 | 2.34 | |
| 30 x 14 x 10" | ECT-32 Single Wall Corrugated | 10/120 | 2.79 | 2.69 | 2.60 | 2.51 | 2.41 | |
| 30 x 15 x 15" | ECT-32 Single Wall Corrugated | 15/120 | 3.58 | 3.46 | 3.34 | 3.22 | 3.10 | |
| 30 x 15 x 15" | ECT-48 Double Wall Corrugated | 10/90 | 10.87 | 10.50 | 10.14 | 9.78 | 9.42 | |
| 30 x 17 x 16" | ECT-32 Single Wall Corrugated | 15/150 | 4.41 | 4.27 | 4.12 | 3.97 | 3.83 | |
| 30 x 17 x 16" | 14,12,10" | 15/150 | 4.95 | 4.78 | 4.62 | 4.45 | 4.29 | |
| 30 x 17 x 17" | ECT-51 Double Wall Corrugated | 5/75 | 8.39 | 8.11 | 7.83 | 7.55 | 7.27 | |
| 30 x 18 x 16" | ECT-32 Corrugated | 15/150 | 7.92 | 7.66 | 7.39 | 7.13 | 6.87 | |
| 30 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/120 | 5.13 | 4.96 | 4.79 | 4.62 | 4.45 | |
| 30 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 15.17 | 14.66 | 14.15 | 13.65 | 13.14 | |
| 30 x 20 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 4.51 | 4.36 | 4.21 | 4.06 | 3.91 | |
| 30 x 20 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 5.90 | 5.71 | 5.51 | 5.31 | 5.12 | |
| 30 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 4.03 | 3.89 | 3.76 | 3.62 | 3.49 | |
| 30 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 4.89 | 4.73 | 4.56 | 4.40 | 4.24 | |
| 30 x 20 x 18" | ECT-32 Single Wall Corrugated | 15/150 | 8.73 | 8.44 | 8.15 | 7.86 | 7.57 | |
| 30 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 6.27 | 6.06 | 5.85 | 5.64 | 5.43 | |
| 30 x 20 x 20" | ECT-44 - 18,16,14,12" | 10/120 | 8.02 | 7.75 | 7.48 | 7.22 | 6.95 | |
| 30 x 20 x 20" | ECT-48 Double Wall Corrugated | 10/70 | 10.11 | 9.77 | 9.43 | 9.10 | 8.76 | |
| 30 x 24 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 7.28 | 7.04 | 6.80 | 6.56 | 6.31 | |
| 30 x 24 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 4.90 | 4.73 | 4.57 | 4.41 | 4.24 | |
| 30 x 24 x 12" | 10,8,6,4" | 15/120 | 7.77 | 7.51 | 7.25 | 6.99 | 6.73 | |
| 30 x 24 x 12" | ECT-48 Double Wall Corrugated | 10/70 | 9.22 | 8.92 | 8.61 | 8.30 | 7.99 | |
| 30 x 24 x 20" | ECT-32 Single Wall Corrugated | 15/150 | 9.53 | 9.22 | 8.90 | 8.58 | 8.26 | |
| 30 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 12.47 | 12.06 | 11.64 | 11.22 | 10.81 | |
| 30 x 26 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 16.17 | 15.63 | 15.09 | 14.55 | 14.01 | |
| 30 x 30 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 7.91 | 7.64 | 7.38 | 7.12 | 6.85 | |
| 30 x 30 x 8" | ECT-32 Single Wall Corrugated | 10/120 | 7.00 | 6.77 | 6.54 | 6.30 | 6.07 | |
| 30 x 30 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 7.25 | 7.00 | 6.76 | 6.52 | 6.28 | |
| 30 x 30 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 7.60 | 7.35 | 7.10 | 6.84 | 6.59 | |
| 30 x 30 x 12" | ECT-48 Double Wall Corrugated | 5/75 | 16.48 | 15.93 | 15.38 | 14.84 | 14.29 | |
| 30 x 30 x 16" | ECT-32 Single Wall Corrugated | 10/120 | 8.30 | 8.02 | 7.74 | 7.47 | 7.19 | |
| 30 x 30 x 16" | ECT-48 Double Wall Corrugated | 5/90 | 17.50 | 16.91 | 16.33 | 15.75 | 15.16 | |
| 30 x 30 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 15.45 | 14.94 | 14.42 | 13.91 | 13.39 | |
| 30 x 30 x 20" | ECT-48 Double Wall Corrugated | 5/90 | 19.72 | 19.06 | 18.40 | 17.75 | 17.09 | |
| 30 x 30 x 25" | ECT-32 Single Wall Corrugated | 5/120 | 9.95 | 9.62 | 9.29 | 8.96 | 8.63 | |
| 30 x 30 x 30" | ECT-32 Single Wall Corrugated | 5/120 | 13.13 | 12.70 | 12.26 | 11.82 | 11.38 | |
| 30 x 30 x 30" | ECT-48 Double Wall Corrugated | 5/75 | 19.61 | 18.95 | 18.30 | 17.65 | 16.99 | |
| 30 x 30 x 30" | ECT-90 Triple Wall Corrugated | 5/30 | 53.08 | 51.31 | 49.54 | 47.77 | 46.00 | |
| 30 1/2 x 6 1/2 x 24" | Outside Telescopic HSC | 10/150 | 6.09 | 5.89 | 5.68 | 5.48 | 5.28 | |
| 31 x 16 x 9" | ECT-32 Corrugated | 10/120 | 5.45 | 5.27 | 5.09 | 4.91 | 4.72 | |
| 32 x 6 x 6" | ECT-32 Corrugated | 25/375 | 1.64 | 1.58 | 1.53 | 1.47 | 1.42 | |
| 32 x 8 x 8" | ECT-32 Corrugated | 25/375 | 1.97 | 1.90 | 1.84 | 1.77 | 1.70 | |
| 32 x 10 x 6 1/2" | ECT-32 Corrugated | 20/240 | 4.05 | 3.91 | 3.78 | 3.64 | 3.51 | |
| 32 x 10 x 10" | ECT-32 Corrugated | 20/240 | 4.34 | 4.19 | 4.05 | 3.91 | 3.76 | |
| 32 x 12 x 10" | ECT-32 Corrugated | 20/240 | 2.89 | 2.79 | 2.69 | 2.60 | 2.50 | |
| 32 x 12 x 12" | ECT-32 Corrugated | 20/240 | 3.80 | 3.67 | 3.55 | 3.42 | 3.29 | |
| 32 x 16 x 16" | ECT-32 Corrugated | 15/150 | 8.16 | 7.88 | 7.61 | 7.34 | 7.07 | |
| 32 x 18 x 8" | ECT-32 Corrugated | 15/150 | 3.56 | 3.44 | 3.33 | 3.21 | 3.09 | |
| 32 x 18 x 12" | ECT-32 Corrugated | 15/150 | 5.35 | 5.17 | 4.99 | 4.81 | 4.63 | |
| 32 x 18 x 18" | ECT-32 Corrugated | 15/150 | 6.30 | 6.09 | 5.88 | 5.67 | 5.46 | |
| 32 x 24 x 24" | ECT-32 Corrugated | 15/150 | 10.87 | 10.50 | 10.14 | 9.78 | 9.42 | |
| 32 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 10.40 | 10.05 | 9.71 | 9.36 | 9.01 | |
| 32 x 24 x 24" | ECT-48 Double Wall Corrugated | 5/75 | 13.45 | 13.00 | 12.56 | 12.11 | 11.66 | |
| 32 x 32 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 18.22 | 17.61 | 17.00 | 16.40 | 15.79 | |
| 32 x 32 x 12" | ECT-32 Single Wall Corrugated | 10/150 | 13.83 | 13.37 | 12.91 | 12.45 | 11.99 | |
| 32 x 32 x 32" | ECT-32 Single Wall Corrugated | 5/120 | 12.96 | 12.53 | 12.10 | 11.67 | 11.23 | |
| 32 x 32 x 32" | ECT-48 Double Wall Corrugated | 5/90 | 23.29 | 22.51 | 21.73 | 20.96 | 20.18 | |
| 33 x 8 1/2 x 5" | ECT-32 Single Wall Corrugated | 25/375 | 2.53 | 2.44 | 2.36 | 2.27 | 2.19 | |
| 34 x 10 x 6" | ECT-32 Single Wall Corrugated | 10/300 | 1.93 | 1.87 | 1.80 | 1.74 | 1.68 | |
| 34 x 21 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 7.91 | 7.65 | 7.38 | 7.12 | 6.86 | |
| 34 x 34 x 34" | ECT-32 Single Wall Corrugated | 5/120 | 14.59 | 14.11 | 13.62 | 13.13 | 12.65 | |