| 27 x 14 x 9" | ECT-32 Single Wall Corrugated | 20/240 | $2.71 | $2.64 | $2.56 | $2.48 | $2.39 | |
| 27 x 27 x 27" | ECT-32 Single Wall Corrugated | 5/120 | 8.79 | 8.54 | 8.30 | 8.05 | 7.74 | |
| 28 x 4 x 4" | ECT-32 Single Wall Corrugated | 25/625 | 1.77 | 1.72 | 1.67 | 1.62 | 1.56 | |
| 28 x 5 x 24" | FOL | 10/120 | 4.65 | 4.52 | 4.39 | 4.26 | 4.10 | |
| 28 x 5 x 38" | FOL | 20/120 | 6.54 | 6.36 | 6.17 | 5.99 | 5.76 | |
| 28 x 6 x 6" | ECT-32 Single Wall Corrugated | 20/240 | 1.40 | 1.36 | 1.32 | 1.28 | 1.23 | |
| 28 x 6 x 20" | ECT-44 Single Wall Corrugated | 5/120 | 8.23 | 8.00 | 7.77 | 7.54 | 7.25 | |
| 28 x 6 x 52" | FOL | 5/120 | 12.18 | 11.84 | 11.49 | 11.15 | 10.72 | |
| 28 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 1.61 | 1.57 | 1.52 | 1.48 | 1.42 | |
| 28 x 10 x 10" | ECT-32 Single Wall Corrugated | 25/300 | 2.32 | 2.25 | 2.19 | 2.12 | 2.04 | |
| 28 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/300 | 2.06 | 2.00 | 1.94 | 1.88 | 1.81 | |
| 28 x 12 x 8" | ECT-32 Single Wall Corrugated | 25/300 | 3.55 | 3.45 | 3.35 | 3.25 | 3.12 | |
| 28 x 12 x 12" | ECT-32 Single Wall Corrugated | 20/240 | 2.67 | 2.60 | 2.52 | 2.45 | 2.35 | |
| 28 x 14 x 14" | ECT-32 Single Wall Corrugated | 20/120 | 3.39 | 3.29 | 3.20 | 3.10 | 2.98 | |
| 28 x 16 x 5" | ECT-32 Single Wall Corrugated | 25/300 | 4.32 | 4.20 | 4.08 | 3.96 | 3.80 | |
| 28 x 16 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 2.98 | 2.89 | 2.81 | 2.73 | 2.62 | |
| 28 x 16 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 3.24 | 3.15 | 3.06 | 2.97 | 2.85 | |
| 28 x 16 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 3.50 | 3.40 | 3.30 | 3.20 | 3.08 | |
| 28 x 16 x 14" | ECT-32 Single Wall Corrugated | 15/120 | 3.97 | 3.86 | 3.74 | 3.63 | 3.49 | |
| 28 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 2.77 | 2.69 | 2.61 | 2.53 | 2.44 | |
| 28 x 18 x 6" | ECT-32 Single Wall Corrugated | 20/140 | 5.47 | 5.32 | 5.16 | 5.01 | 4.82 | |
| 28 x 18 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 4.51 | 4.39 | 4.26 | 4.13 | 3.97 | |
| 28 x 18 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 4.82 | 4.69 | 4.55 | 4.42 | 4.25 | |
| 28 x 18 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 3.76 | 3.65 | 3.55 | 3.44 | 3.31 | |
| 28 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/150 | 4.11 | 3.99 | 3.88 | 3.76 | 3.62 | |
| 28 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 11.46 | 11.13 | 10.81 | 10.49 | 10.09 | |
| 28 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 6.07 | 5.90 | 5.73 | 5.56 | 5.35 | |
| 28 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 4.24 | 4.12 | 4.00 | 3.88 | 3.74 | |
| 28 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 5.07 | 4.93 | 4.78 | 4.64 | 4.46 | |
| 28 x 20 x 24" | 22,20,18,16,14" | 10/120 | 9.32 | 9.06 | 8.80 | 8.54 | 8.21 | |
| 28 x 20 x 25" | ECT-32 Single Wall Corrugated | 10/120 | 6.37 | 6.19 | 6.02 | 5.84 | 5.61 | |
| 28 x 24 x 6" | ECT-32 Single Wall Corrugated | 10/240 | 4.48 | 4.36 | 4.23 | 4.10 | 3.95 | |
| 28 x 24 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 11.45 | 11.13 | 10.80 | 10.48 | 10.08 | |
| 28 x 28 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 5.85 | 5.68 | 5.52 | 5.35 | 5.15 | |
| 28 x 28 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 11.51 | 11.18 | 10.86 | 10.54 | 10.13 | |
| 28 x 28 x 10" | ECT-32 Single Wall Corrugated | 10/150 | 10.91 | 10.60 | 10.29 | 9.98 | 9.60 | |
| 28 x 28 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 6.56 | 6.37 | 6.19 | 6.01 | 5.77 | |
| 28 x 28 x 12" | ECT-48 Double Wall Corrugated | 10/90 | 20.72 | 20.13 | 19.55 | 18.97 | 18.24 | |
| 28 x 28 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 8.20 | 7.96 | 7.73 | 7.50 | 7.21 | |
| 28 x 28 x 22" | ECT-32 Single Wall Corrugated | 10/150 | 12.54 | 12.19 | 11.83 | 11.48 | 11.04 | |
| 28 x 28 x 28" | ECT-32 Single Wall Corrugated | 5/120 | 9.48 | 9.21 | 8.95 | 8.68 | 8.35 | |
| 28 x 28 x 28" | ECT-48 Double Wall Corrugated | 5/90 | 21.51 | 20.91 | 20.30 | 19.70 | 18.94 | |
| 29 x 17 x 3" | ECT-32 Single Wall Corrugated | 25/300 | 4.48 | 4.35 | 4.23 | 4.10 | 3.94 | |
| 29 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 2.97 | 2.88 | 2.80 | 2.72 | 2.61 | |
| 29 x 17 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 5.21 | 5.06 | 4.91 | 4.77 | 4.58 | |
| 29 x 17 x 9" | ECT-32 Single Wall Corrugated | 15/150 | 3.37 | 3.27 | 3.18 | 3.08 | 2.97 | |
| 29 x 17 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 3.99 | 3.87 | 3.76 | 3.65 | 3.51 | |
| 29 x 17 x 15" | ECT-32 Single Wall Corrugated | 15/150 | 4.26 | 4.14 | 4.02 | 3.90 | 3.75 | |
| 29 x 17 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 5.25 | 5.10 | 4.95 | 4.80 | 4.62 | |
| 29 x 24 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 13.53 | 13.15 | 12.77 | 12.39 | 11.91 | |
| 30 x 5 x 24" | FOL | 10/120 | 3.45 | 3.35 | 3.26 | 3.16 | 3.04 | |
| 30 x 5 x 30" | FOL | 10/120 | 4.09 | 3.97 | 3.86 | 3.74 | 3.60 | |
| 30 x 6 x 6" | ECT-32 Single Wall Corrugated | 25/375 | 1.46 | 1.42 | 1.37 | 1.33 | 1.28 | |
| 30 x 6 x 24" | ECT-44 Corrugated | 10/140 | 8.85 | 8.60 | 8.35 | 8.10 | 7.79 | |
| 30 x 6 x 24" | Inside Telescopic HSC | 10/150 | 5.49 | 5.34 | 5.18 | 5.03 | 4.84 | |
| 30 x 6 x 30" | ECT-44 Corrugated | 10/120 | 10.35 | 10.06 | 9.76 | 9.47 | 9.11 | |
| 30 x 6 x 40" | ECT-44 Corrugated | 10/140 | 12.78 | 12.42 | 12.06 | 11.70 | 11.25 | |
| 30 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 1.80 | 1.75 | 1.70 | 1.65 | 1.58 | |
| 30 x 10 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 2.21 | 2.15 | 2.09 | 2.02 | 1.95 | |
| 30 x 12 x 4" | ECT-32 Single Wall Corrugated | 25/375 | 3.50 | 3.40 | 3.30 | 3.20 | 3.08 | |
| 30 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/250 | 3.56 | 3.46 | 3.36 | 3.26 | 3.13 | |
| 30 x 12 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 2.78 | 2.70 | 2.62 | 2.54 | 2.45 | |
| 30 x 13 x 13" | ECT-32 Single Wall Corrugated | 20/240 | 4.97 | 4.83 | 4.69 | 4.55 | 4.38 | |
| 30 x 14 x 7" | ECT-32 Single Wall Corrugated | 10/120 | 2.55 | 2.48 | 2.41 | 2.34 | 2.25 | |
| 30 x 14 x 10" | ECT-32 Single Wall Corrugated | 10/120 | 2.94 | 2.86 | 2.78 | 2.69 | 2.59 | |
| 30 x 15 x 15" | ECT-32 Single Wall Corrugated | 15/120 | 3.85 | 3.74 | 3.63 | 3.53 | 3.39 | |
| 30 x 15 x 15" | ECT-48 Double Wall Corrugated | 10/90 | 10.29 | 10.00 | 9.71 | 9.42 | 9.05 | |
| 30 x 17 x 16" | ECT-32 Single Wall Corrugated | 15/150 | 4.18 | 4.06 | 3.94 | 3.83 | 3.68 | |
| 30 x 17 x 16" | 14,12,10" | 15/150 | 4.68 | 4.55 | 4.42 | 4.29 | 4.12 | |
| 30 x 17 x 17" | ECT-51 Double Wall Corrugated | 5/75 | 7.94 | 7.72 | 7.49 | 7.27 | 6.99 | |
| 30 x 18 x 16" | ECT-32 Corrugated | 15/150 | 7.50 | 7.29 | 7.08 | 6.87 | 6.60 | |
| 30 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/120 | 4.86 | 4.72 | 4.58 | 4.45 | 4.28 | |
| 30 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 13.00 | 12.64 | 12.27 | 11.90 | 11.45 | |
| 30 x 20 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 3.51 | 3.42 | 3.32 | 3.22 | 3.09 | |
| 30 x 20 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 5.59 | 5.43 | 5.27 | 5.12 | 4.92 | |
| 30 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 4.24 | 4.12 | 4.00 | 3.88 | 3.73 | |
| 30 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 4.67 | 4.54 | 4.40 | 4.27 | 4.11 | |
| 30 x 20 x 18" | ECT-32 Single Wall Corrugated | 15/150 | 8.26 | 8.03 | 7.80 | 7.57 | 7.27 | |
| 30 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 5.60 | 5.44 | 5.28 | 5.13 | 4.93 | |
| 30 x 20 x 20" | ECT-44 - 18,16,14,12" | 10/120 | 7.59 | 7.38 | 7.16 | 6.95 | 6.68 | |
| 30 x 20 x 20" | ECT-48 Double Wall Corrugated | 10/70 | 10.23 | 9.94 | 9.66 | 9.37 | 9.01 | |
| 30 x 24 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 6.44 | 6.26 | 6.08 | 5.90 | 5.67 | |
| 30 x 24 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 5.90 | 5.73 | 5.56 | 5.40 | 5.19 | |
| 30 x 24 x 12" | 10,8,6,4" | 15/120 | 7.35 | 7.14 | 6.94 | 6.73 | 6.47 | |
| 30 x 24 x 12" | ECT-48 Double Wall Corrugated | 10/70 | 9.43 | 9.17 | 8.90 | 8.64 | 8.31 | |
| 30 x 24 x 20" | ECT-32 Single Wall Corrugated | 15/150 | 9.03 | 8.77 | 8.52 | 8.26 | 7.94 | |
| 30 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 11.67 | 11.34 | 11.01 | 10.68 | 10.27 | |
| 30 x 26 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 10.86 | 10.55 | 10.25 | 9.94 | 9.56 | |
| 30 x 30 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 7.48 | 7.27 | 7.06 | 6.85 | 6.59 | |
| 30 x 30 x 8" | ECT-32 Single Wall Corrugated | 10/120 | 6.63 | 6.44 | 6.26 | 6.07 | 5.84 | |
| 30 x 30 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 7.43 | 7.22 | 7.01 | 6.80 | 6.54 | |
| 30 x 30 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 8.88 | 8.63 | 8.38 | 8.13 | 7.81 | |
| 30 x 30 x 12" | ECT-48 Double Wall Corrugated | 5/75 | 15.60 | 15.16 | 14.73 | 14.29 | 13.74 | |
| 30 x 30 x 16" | ECT-32 Single Wall Corrugated | 10/120 | 7.86 | 7.63 | 7.41 | 7.19 | 6.91 | |
| 30 x 30 x 16" | ECT-48 Double Wall Corrugated | 5/90 | 16.56 | 16.10 | 15.63 | 15.16 | 14.58 | |
| 30 x 30 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 14.63 | 14.22 | 13.81 | 13.39 | 12.88 | |
| 30 x 30 x 20" | ECT-48 Double Wall Corrugated | 5/90 | 18.67 | 18.14 | 17.62 | 17.09 | 16.43 | |
| 30 x 30 x 25" | ECT-32 Single Wall Corrugated | 5/120 | 9.42 | 9.16 | 8.89 | 8.63 | 8.30 | |
| 30 x 30 x 30" | ECT-32 Single Wall Corrugated | 5/120 | 11.26 | 10.94 | 10.63 | 10.31 | 9.91 | |
| 30 x 30 x 30" | ECT-48 Double Wall Corrugated | 5/75 | 18.56 | 18.04 | 17.51 | 16.99 | 16.34 | |
| 30 x 30 x 30" | ECT-90 Triple Wall Corrugated | 5/30 | 50.25 | 48.84 | 47.42 | 46.00 | 44.24 | |
| 30 1/2 x 6 1/2 x 24" | Outside Telescopic HSC | 10/150 | 5.76 | 5.60 | 5.44 | 5.28 | 5.07 | |
| 31 x 16 x 9" | ECT-32 Corrugated | 10/120 | 5.16 | 5.01 | 4.87 | 4.72 | 4.54 | |
| 32 x 6 x 6" | ECT-32 Corrugated | 25/375 | 1.57 | 1.52 | 1.48 | 1.44 | 1.38 | |
| 32 x 8 x 8" | ECT-32 Corrugated | 25/375 | 1.77 | 1.72 | 1.67 | 1.62 | 1.56 | |
| 32 x 10 x 6 1/2" | ECT-32 Corrugated | 20/240 | 3.09 | 3.00 | 2.91 | 2.83 | 2.72 | |
| 32 x 10 x 10" | ECT-32 Corrugated | 20/240 | 3.72 | 3.62 | 3.51 | 3.41 | 3.28 | |
| 32 x 12 x 10" | ECT-32 Corrugated | 20/240 | 2.73 | 2.66 | 2.58 | 2.50 | 2.41 | |
| 32 x 12 x 12" | ECT-32 Corrugated | 20/240 | 2.89 | 2.81 | 2.73 | 2.65 | 2.54 | |
| 32 x 16 x 16" | ECT-32 Corrugated | 15/150 | 6.85 | 6.65 | 6.46 | 6.27 | 6.03 | |
| 32 x 18 x 8" | ECT-32 Corrugated | 15/150 | 3.80 | 3.69 | 3.59 | 3.48 | 3.35 | |
| 32 x 18 x 12" | ECT-32 Corrugated | 15/150 | 4.31 | 4.18 | 4.06 | 3.94 | 3.79 | |
| 32 x 18 x 18" | ECT-32 Corrugated | 15/150 | 5.97 | 5.80 | 5.63 | 5.46 | 5.25 | |
| 32 x 24 x 24" | ECT-32 Corrugated | 15/150 | 10.29 | 10.00 | 9.71 | 9.42 | 9.05 | |
| 32 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 9.87 | 9.59 | 9.31 | 9.04 | 8.69 | |
| 32 x 24 x 24" | ECT-48 Double Wall Corrugated | 5/75 | 12.73 | 12.38 | 12.02 | 11.66 | 11.21 | |
| 32 x 32 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 13.94 | 13.55 | 13.16 | 12.76 | 12.27 | |
| 32 x 32 x 12" | ECT-32 Single Wall Corrugated | 10/150 | 11.38 | 11.06 | 10.74 | 10.41 | 10.01 | |
| 32 x 32 x 32" | ECT-32 Single Wall Corrugated | 5/120 | 12.16 | 11.82 | 11.47 | 11.13 | 10.70 | |
| 32 x 32 x 32" | ECT-48 Double Wall Corrugated | 5/90 | 22.04 | 21.42 | 20.80 | 20.18 | 19.40 | |
| 33 x 8 1/2 x 5" | ECT-32 Single Wall Corrugated | 25/375 | 2.39 | 2.32 | 2.26 | 2.19 | 2.10 | |
| 34 x 10 x 6" | ECT-32 Single Wall Corrugated | 10/300 | 2.12 | 2.06 | 2.00 | 1.94 | 1.87 | |
| 34 x 21 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 7.49 | 7.28 | 7.07 | 6.86 | 6.59 | |
| 34 x 34 x 34" | ECT-32 Single Wall Corrugated | 5/120 | 13.81 | 13.42 | 13.04 | 12.65 | 12.16 | |