| 27 x 14 x 9" | ECT-32 Single Wall Corrugated | 20/240 | $3.52 | $3.48 | $3.42 | $3.36 | $3.32 | |
| 27 x 27 x 27" | ECT-32 Single Wall Corrugated | 5/120 | 10.22 | 10.10 | 9.93 | 9.75 | 9.64 | |
| 28 x 4 x 4" | ECT-32 Single Wall Corrugated | 25/625 | 2.14 | 2.12 | 2.08 | 2.04 | 2.02 | |
| 28 x 5 x 24" | FOL | 10/120 | 5.41 | 5.35 | 5.26 | 5.16 | 5.10 | |
| 28 x 5 x 38" | FOL | 20/120 | 7.61 | 7.52 | 7.39 | 7.26 | 7.17 | |
| 28 x 6 x 6" | ECT-32 Single Wall Corrugated | 20/240 | 1.63 | 1.61 | 1.58 | 1.55 | 1.54 | |
| 28 x 6 x 20" | ECT-44 Single Wall Corrugated | 5/120 | 8.71 | 8.61 | 8.46 | 8.31 | 8.21 | |
| 28 x 6 x 52" | FOL | 5/120 | 14.16 | 14.00 | 13.76 | 13.51 | 13.35 | |
| 28 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 1.87 | 1.85 | 1.82 | 1.79 | 1.77 | |
| 28 x 10 x 10" | ECT-32 Single Wall Corrugated | 25/300 | 2.84 | 2.80 | 2.75 | 2.71 | 2.67 | |
| 28 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/300 | 2.44 | 2.41 | 2.37 | 2.33 | 2.30 | |
| 28 x 12 x 8" | ECT-32 Single Wall Corrugated | 25/300 | 4.12 | 4.08 | 4.01 | 3.94 | 3.89 | |
| 28 x 12 x 12" | ECT-32 Single Wall Corrugated | 20/240 | 3.11 | 3.07 | 3.02 | 2.96 | 2.93 | |
| 28 x 14 x 14" | ECT-32 Single Wall Corrugated | 20/120 | 3.75 | 3.71 | 3.64 | 3.58 | 3.54 | |
| 28 x 16 x 5" | ECT-32 Single Wall Corrugated | 25/300 | 5.02 | 4.97 | 4.88 | 4.79 | 4.74 | |
| 28 x 16 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 3.46 | 3.42 | 3.36 | 3.30 | 3.26 | |
| 28 x 16 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 3.80 | 3.75 | 3.69 | 3.62 | 3.58 | |
| 28 x 16 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 4.06 | 4.02 | 3.95 | 3.88 | 3.83 | |
| 28 x 16 x 14" | ECT-32 Single Wall Corrugated | 15/120 | 4.61 | 4.56 | 4.48 | 4.40 | 4.35 | |
| 28 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 3.40 | 3.36 | 3.30 | 3.25 | 3.21 | |
| 28 x 18 x 6" | ECT-32 Single Wall Corrugated | 20/140 | 6.36 | 6.29 | 6.18 | 6.07 | 6.00 | |
| 28 x 18 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 5.25 | 5.19 | 5.10 | 5.01 | 4.95 | |
| 28 x 18 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 5.61 | 5.54 | 5.45 | 5.35 | 5.29 | |
| 28 x 18 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 4.37 | 4.32 | 4.24 | 4.17 | 4.12 | |
| 28 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/150 | 5.48 | 5.42 | 5.32 | 5.23 | 5.17 | |
| 28 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 13.32 | 13.17 | 12.94 | 12.71 | 12.56 | |
| 28 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 7.06 | 6.98 | 6.86 | 6.74 | 6.66 | |
| 28 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 4.93 | 4.88 | 4.79 | 4.71 | 4.65 | |
| 28 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 5.89 | 5.83 | 5.72 | 5.62 | 5.56 | |
| 28 x 20 x 24" | 22,20,18,16,14" | 10/120 | 11.05 | 10.92 | 10.73 | 10.54 | 10.42 | |
| 28 x 20 x 25" | ECT-32 Single Wall Corrugated | 10/120 | 7.41 | 7.33 | 7.20 | 7.07 | 6.99 | |
| 28 x 24 x 6" | ECT-32 Single Wall Corrugated | 10/240 | 5.21 | 5.15 | 5.06 | 4.97 | 4.91 | |
| 28 x 24 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 13.31 | 13.16 | 12.93 | 12.70 | 12.55 | |
| 28 x 28 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 6.80 | 6.72 | 6.60 | 6.49 | 6.41 | |
| 28 x 28 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 13.38 | 13.23 | 13.00 | 12.77 | 12.62 | |
| 28 x 28 x 10" | ECT-32 Single Wall Corrugated | 10/150 | 12.68 | 12.54 | 12.32 | 12.10 | 11.96 | |
| 28 x 28 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 7.63 | 7.54 | 7.41 | 7.28 | 7.19 | |
| 28 x 28 x 12" | ECT-48 Double Wall Corrugated | 10/90 | 24.09 | 23.81 | 23.40 | 22.99 | 22.71 | |
| 28 x 28 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 9.73 | 9.62 | 9.45 | 9.29 | 9.17 | |
| 28 x 28 x 22" | ECT-32 Single Wall Corrugated | 10/150 | 14.58 | 14.41 | 14.16 | 13.91 | 13.75 | |
| 28 x 28 x 28" | ECT-32 Single Wall Corrugated | 5/120 | 11.27 | 11.14 | 10.94 | 10.75 | 10.62 | |
| 28 x 28 x 28" | ECT-48 Double Wall Corrugated | 5/90 | 25.01 | 24.73 | 24.30 | 23.87 | 23.58 | |
| 29 x 17 x 3" | ECT-32 Single Wall Corrugated | 25/300 | 5.21 | 5.15 | 5.06 | 4.97 | 4.91 | |
| 29 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 3.45 | 3.41 | 3.35 | 3.29 | 3.25 | |
| 29 x 17 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 6.05 | 5.98 | 5.88 | 5.78 | 5.71 | |
| 29 x 17 x 9" | ECT-32 Single Wall Corrugated | 15/150 | 3.92 | 3.87 | 3.81 | 3.74 | 3.69 | |
| 29 x 17 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 4.66 | 4.61 | 4.53 | 4.45 | 4.39 | |
| 29 x 17 x 15" | ECT-32 Single Wall Corrugated | 15/150 | 4.97 | 4.92 | 4.83 | 4.75 | 4.69 | |
| 29 x 17 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 6.10 | 6.03 | 5.92 | 5.82 | 5.75 | |
| 29 x 24 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 15.73 | 15.55 | 15.28 | 15.01 | 14.83 | |
| 30 x 5 x 24" | FOL | 10/120 | 4.22 | 4.17 | 4.10 | 4.03 | 3.98 | |
| 30 x 5 x 30" | FOL | 10/120 | 4.75 | 4.70 | 4.62 | 4.53 | 4.48 | |
| 30 x 6 x 6" | ECT-32 Single Wall Corrugated | 25/375 | 1.73 | 1.71 | 1.68 | 1.65 | 1.63 | |
| 30 x 6 x 24" | ECT-44 Corrugated | 10/140 | 10.29 | 10.17 | 10.00 | 9.82 | 9.70 | |
| 30 x 6 x 24" | Inside Telescopic HSC | 10/150 | 6.47 | 6.40 | 6.29 | 6.18 | 6.10 | |
| 30 x 6 x 30" | ECT-44 Corrugated | 10/120 | 12.03 | 11.89 | 11.69 | 11.48 | 11.34 | |
| 30 x 6 x 40" | ECT-44 Corrugated | 10/140 | 14.86 | 14.69 | 14.44 | 14.18 | 14.01 | |
| 30 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 2.09 | 2.07 | 2.03 | 2.00 | 1.97 | |
| 30 x 10 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 2.57 | 2.54 | 2.50 | 2.45 | 2.42 | |
| 30 x 12 x 4" | ECT-32 Single Wall Corrugated | 25/375 | 4.06 | 4.02 | 3.95 | 3.88 | 3.83 | |
| 30 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/250 | 4.14 | 4.09 | 4.02 | 3.95 | 3.90 | |
| 30 x 12 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 3.23 | 3.19 | 3.14 | 3.08 | 3.05 | |
| 30 x 13 x 13" | ECT-32 Single Wall Corrugated | 20/240 | 5.78 | 5.71 | 5.61 | 5.51 | 5.45 | |
| 30 x 14 x 7" | ECT-32 Single Wall Corrugated | 10/120 | 2.97 | 2.93 | 2.88 | 2.83 | 2.80 | |
| 30 x 14 x 10" | ECT-32 Single Wall Corrugated | 10/120 | 3.42 | 3.38 | 3.32 | 3.26 | 3.23 | |
| 30 x 15 x 15" | ECT-32 Single Wall Corrugated | 15/120 | 4.48 | 4.43 | 4.35 | 4.27 | 4.22 | |
| 30 x 15 x 15" | ECT-48 Double Wall Corrugated | 10/90 | 11.96 | 11.82 | 11.62 | 11.41 | 11.28 | |
| 30 x 17 x 16" | ECT-32 Single Wall Corrugated | 15/150 | 4.86 | 4.80 | 4.72 | 4.64 | 4.58 | |
| 30 x 17 x 16" | 14,12,10" | 15/150 | 5.45 | 5.38 | 5.29 | 5.20 | 5.13 | |
| 30 x 17 x 17" | ECT-51 Double Wall Corrugated | 5/75 | 9.50 | 9.39 | 9.23 | 9.06 | 8.96 | |
| 30 x 18 x 16" | ECT-32 Corrugated | 15/150 | 8.72 | 8.62 | 8.47 | 8.32 | 8.22 | |
| 30 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/120 | 5.65 | 5.58 | 5.49 | 5.39 | 5.33 | |
| 30 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 15.12 | 14.94 | 14.69 | 14.43 | 14.25 | |
| 30 x 20 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 4.09 | 4.04 | 3.97 | 3.90 | 3.85 | |
| 30 x 20 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 6.50 | 6.42 | 6.31 | 6.20 | 6.13 | |
| 30 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 4.87 | 4.82 | 4.73 | 4.65 | 4.60 | |
| 30 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 5.09 | 5.03 | 4.95 | 4.86 | 4.80 | |
| 30 x 20 x 18" | ECT-32 Single Wall Corrugated | 15/150 | 9.61 | 9.50 | 9.33 | 9.17 | 9.06 | |
| 30 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 6.51 | 6.44 | 6.32 | 6.21 | 6.14 | |
| 30 x 20 x 20" | ECT-44 - 18,16,14,12" | 10/120 | 8.82 | 8.72 | 8.57 | 8.42 | 8.32 | |
| 30 x 20 x 20" | ECT-48 Double Wall Corrugated | 10/70 | 11.96 | 11.83 | 11.62 | 11.42 | 11.28 | |
| 30 x 24 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 7.65 | 7.56 | 7.43 | 7.30 | 7.21 | |
| 30 x 24 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 6.86 | 6.78 | 6.66 | 6.54 | 6.46 | |
| 30 x 24 x 12" | 10,8,6,4" | 15/120 | 8.55 | 8.45 | 8.30 | 8.16 | 8.06 | |
| 30 x 24 x 12" | ECT-48 Double Wall Corrugated | 10/70 | 10.97 | 10.84 | 10.66 | 10.47 | 10.34 | |
| 30 x 24 x 20" | ECT-32 Single Wall Corrugated | 15/150 | 10.49 | 10.37 | 10.19 | 10.01 | 9.89 | |
| 30 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 12.95 | 12.80 | 12.58 | 12.36 | 12.21 | |
| 30 x 26 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 12.62 | 12.48 | 12.26 | 12.05 | 11.90 | |
| 30 x 30 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 8.70 | 8.60 | 8.45 | 8.30 | 8.20 | |
| 30 x 30 x 8" | ECT-32 Single Wall Corrugated | 10/120 | 7.79 | 7.70 | 7.57 | 7.43 | 7.35 | |
| 30 x 30 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 8.90 | 8.79 | 8.64 | 8.49 | 8.39 | |
| 30 x 30 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 10.32 | 10.20 | 10.02 | 9.85 | 9.73 | |
| 30 x 30 x 12" | ECT-48 Double Wall Corrugated | 5/75 | 18.14 | 17.94 | 17.62 | 17.31 | 17.11 | |
| 30 x 30 x 16" | ECT-32 Single Wall Corrugated | 10/120 | 9.13 | 9.03 | 8.87 | 8.72 | 8.61 | |
| 30 x 30 x 16" | ECT-48 Double Wall Corrugated | 5/90 | 19.26 | 19.04 | 18.71 | 18.38 | 18.16 | |
| 30 x 30 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 17.01 | 16.82 | 16.52 | 16.23 | 16.04 | |
| 30 x 30 x 20" | ECT-48 Double Wall Corrugated | 5/90 | 21.70 | 21.46 | 21.08 | 20.71 | 20.46 | |
| 30 x 30 x 25" | ECT-32 Single Wall Corrugated | 5/120 | 10.96 | 10.83 | 10.64 | 10.46 | 10.33 | |
| 30 x 30 x 30" | ECT-32 Single Wall Corrugated | 5/120 | 13.09 | 12.94 | 12.72 | 12.49 | 12.34 | |
| 30 x 30 x 30" | ECT-48 Double Wall Corrugated | 5/75 | 21.58 | 21.33 | 20.96 | 20.59 | 20.35 | |
| 30 x 30 x 30" | ECT-90 Triple Wall Corrugated | 5/30 | 58.42 | 57.76 | 56.75 | 55.75 | 55.09 | |
| 30 1/2 x 6 1/2 x 24" | Outside Telescopic HSC | 10/150 | 6.77 | 6.69 | 6.57 | 6.46 | 6.38 | |
| 31 x 16 x 9" | ECT-32 Corrugated | 10/120 | 6.00 | 5.93 | 5.83 | 5.72 | 5.66 | |
| 32 x 6 x 6" | ECT-32 Corrugated | 25/375 | 1.82 | 1.80 | 1.77 | 1.74 | 1.72 | |
| 32 x 8 x 8" | ECT-32 Corrugated | 25/375 | 2.06 | 2.03 | 2.00 | 1.96 | 1.94 | |
| 32 x 10 x 6 1/2" | ECT-32 Corrugated | 20/240 | 3.59 | 3.55 | 3.49 | 3.43 | 3.38 | |
| 32 x 10 x 10" | ECT-32 Corrugated | 20/240 | 4.33 | 4.28 | 4.20 | 4.13 | 4.08 | |
| 32 x 12 x 10" | ECT-32 Corrugated | 20/240 | 3.18 | 3.14 | 3.09 | 3.03 | 3.00 | |
| 32 x 12 x 12" | ECT-32 Corrugated | 20/240 | 3.36 | 3.32 | 3.26 | 3.21 | 3.17 | |
| 32 x 16 x 16" | ECT-32 Corrugated | 15/150 | 7.96 | 7.87 | 7.73 | 7.60 | 7.51 | |
| 32 x 18 x 8" | ECT-32 Corrugated | 15/150 | 4.42 | 4.37 | 4.29 | 4.22 | 4.17 | |
| 32 x 18 x 12" | ECT-32 Corrugated | 15/150 | 5.23 | 5.17 | 5.08 | 4.99 | 4.93 | |
| 32 x 18 x 18" | ECT-32 Corrugated | 15/150 | 6.94 | 6.86 | 6.74 | 6.62 | 6.54 | |
| 32 x 24 x 24" | ECT-32 Corrugated | 15/150 | 11.96 | 11.82 | 11.62 | 11.41 | 11.28 | |
| 32 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 12.08 | 11.94 | 11.73 | 11.53 | 11.39 | |
| 32 x 24 x 24" | ECT-48 Double Wall Corrugated | 5/75 | 14.81 | 14.64 | 14.38 | 14.13 | 13.96 | |
| 32 x 32 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 16.21 | 16.02 | 15.74 | 15.47 | 15.28 | |
| 32 x 32 x 12" | ECT-32 Single Wall Corrugated | 10/150 | 13.23 | 13.08 | 12.85 | 12.62 | 12.47 | |
| 32 x 32 x 32" | ECT-32 Single Wall Corrugated | 5/120 | 14.14 | 13.97 | 13.73 | 13.49 | 13.33 | |
| 32 x 32 x 32" | ECT-48 Double Wall Corrugated | 5/90 | 25.63 | 25.34 | 24.90 | 24.46 | 24.16 | |
| 33 x 8 1/2 x 5" | ECT-32 Single Wall Corrugated | 25/375 | 2.78 | 2.75 | 2.70 | 2.65 | 2.62 | |
| 34 x 10 x 6" | ECT-32 Single Wall Corrugated | 10/300 | 2.47 | 2.44 | 2.40 | 2.36 | 2.33 | |
| 34 x 21 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 8.71 | 8.61 | 8.46 | 8.31 | 8.21 | |
| 34 x 34 x 34" | ECT-32 Single Wall Corrugated | 5/120 | 16.06 | 15.88 | 15.60 | 15.33 | 15.14 | |