| 27 x 14 x 9" | ECT-32 Single Wall Corrugated | 20/240 | $3.82 | $3.48 | $3.19 | $2.94 | $2.73 | |
| 27 x 27 x 27" | ECT-32 Single Wall Corrugated | 5/120 | 12.38 | 11.26 | 10.32 | 9.52 | 8.84 | |
| 28 x 4 x 4" | ECT-32 Single Wall Corrugated | 25/625 | 2.49 | 2.27 | 2.08 | 1.92 | 1.78 | |
| 28 x 5 x 24" | FOL | 10/120 | 6.55 | 5.96 | 5.46 | 5.04 | 4.68 | |
| 28 x 5 x 38" | FOL | 20/120 | 9.21 | 8.38 | 7.68 | 7.09 | 6.58 | |
| 28 x 6 x 6" | ECT-32 Single Wall Corrugated | 20/240 | 1.97 | 1.79 | 1.64 | 1.52 | 1.41 | |
| 28 x 6 x 20" | ECT-44 Single Wall Corrugated | 5/120 | 11.60 | 10.54 | 9.66 | 8.92 | 8.28 | |
| 28 x 6 x 52" | FOL | 5/120 | 17.15 | 15.59 | 14.29 | 13.20 | 12.25 | |
| 28 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 2.27 | 2.06 | 1.89 | 1.75 | 1.62 | |
| 28 x 10 x 10" | ECT-32 Single Wall Corrugated | 25/300 | 3.26 | 2.97 | 2.72 | 2.51 | 2.33 | |
| 28 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/300 | 2.89 | 2.63 | 2.41 | 2.23 | 2.07 | |
| 28 x 12 x 8" | ECT-32 Single Wall Corrugated | 25/300 | 5.00 | 4.54 | 4.16 | 3.84 | 3.57 | |
| 28 x 12 x 12" | ECT-32 Single Wall Corrugated | 20/240 | 3.76 | 3.42 | 3.14 | 2.90 | 2.69 | |
| 28 x 14 x 14" | ECT-32 Single Wall Corrugated | 20/120 | 4.77 | 4.34 | 3.97 | 3.67 | 3.41 | |
| 28 x 16 x 5" | ECT-32 Single Wall Corrugated | 25/300 | 6.08 | 5.53 | 5.07 | 4.68 | 4.35 | |
| 28 x 16 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 4.19 | 3.81 | 3.50 | 3.23 | 3.00 | |
| 28 x 16 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 4.56 | 4.15 | 3.80 | 3.51 | 3.26 | |
| 28 x 16 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 4.92 | 4.48 | 4.10 | 3.79 | 3.52 | |
| 28 x 16 x 14" | ECT-32 Single Wall Corrugated | 15/120 | 5.59 | 5.08 | 4.66 | 4.30 | 3.99 | |
| 28 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 3.90 | 3.54 | 3.25 | 3.00 | 2.78 | |
| 28 x 18 x 6" | ECT-32 Single Wall Corrugated | 20/140 | 7.71 | 7.01 | 6.42 | 5.93 | 5.50 | |
| 28 x 18 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 6.36 | 5.78 | 5.30 | 4.89 | 4.54 | |
| 28 x 18 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 6.79 | 6.18 | 5.66 | 5.23 | 4.85 | |
| 28 x 18 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 5.29 | 4.81 | 4.41 | 4.07 | 3.78 | |
| 28 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/150 | 5.78 | 5.26 | 4.82 | 4.45 | 4.13 | |
| 28 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 16.14 | 14.67 | 13.45 | 12.41 | 11.53 | |
| 28 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 8.55 | 7.78 | 7.13 | 6.58 | 6.11 | |
| 28 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 5.98 | 5.43 | 4.98 | 4.60 | 4.27 | |
| 28 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 7.14 | 6.49 | 5.95 | 5.49 | 5.10 | |
| 28 x 20 x 24" | 22,20,18,16,14" | 10/120 | 13.13 | 11.94 | 10.94 | 10.10 | 9.38 | |
| 28 x 20 x 25" | ECT-32 Single Wall Corrugated | 10/120 | 8.98 | 8.16 | 7.48 | 6.91 | 6.41 | |
| 28 x 24 x 6" | ECT-32 Single Wall Corrugated | 10/240 | 6.31 | 5.74 | 5.26 | 4.86 | 4.51 | |
| 28 x 24 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 16.12 | 14.66 | 13.44 | 12.40 | 11.52 | |
| 28 x 28 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 8.23 | 7.48 | 6.86 | 6.33 | 5.88 | |
| 28 x 28 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 16.21 | 14.74 | 13.51 | 12.47 | 11.58 | |
| 28 x 28 x 10" | ECT-32 Single Wall Corrugated | 10/150 | 15.36 | 13.96 | 12.80 | 11.82 | 10.97 | |
| 28 x 28 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 9.24 | 8.40 | 7.70 | 7.11 | 6.60 | |
| 28 x 28 x 12" | ECT-48 Double Wall Corrugated | 10/90 | 29.18 | 26.53 | 24.32 | 22.45 | 20.84 | |
| 28 x 28 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 11.54 | 10.49 | 9.62 | 8.88 | 8.25 | |
| 28 x 28 x 22" | ECT-32 Single Wall Corrugated | 10/150 | 17.66 | 16.06 | 14.72 | 13.59 | 12.62 | |
| 28 x 28 x 28" | ECT-32 Single Wall Corrugated | 5/120 | 13.35 | 12.14 | 11.13 | 10.27 | 9.54 | |
| 28 x 28 x 28" | ECT-48 Double Wall Corrugated | 5/90 | 30.30 | 27.55 | 25.25 | 23.31 | 21.64 | |
| 29 x 17 x 3" | ECT-32 Single Wall Corrugated | 25/300 | 6.31 | 5.73 | 5.26 | 4.85 | 4.51 | |
| 29 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 4.18 | 3.80 | 3.48 | 3.21 | 2.98 | |
| 29 x 17 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 7.33 | 6.67 | 6.11 | 5.64 | 5.24 | |
| 29 x 17 x 9" | ECT-32 Single Wall Corrugated | 15/150 | 4.75 | 4.31 | 3.96 | 3.65 | 3.39 | |
| 29 x 17 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 5.61 | 5.10 | 4.68 | 4.32 | 4.01 | |
| 29 x 17 x 15" | ECT-32 Single Wall Corrugated | 15/150 | 6.00 | 5.46 | 5.00 | 4.62 | 4.29 | |
| 29 x 17 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 7.39 | 6.72 | 6.16 | 5.68 | 5.28 | |
| 29 x 24 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 19.06 | 17.32 | 15.88 | 14.66 | 13.61 | |
| 30 x 5 x 24" | FOL | 10/120 | 4.86 | 4.42 | 4.05 | 3.74 | 3.47 | |
| 30 x 5 x 30" | FOL | 10/120 | 5.76 | 5.23 | 4.80 | 4.43 | 4.11 | |
| 30 x 6 x 6" | ECT-32 Single Wall Corrugated | 25/375 | 2.05 | 1.87 | 1.71 | 1.58 | 1.47 | |
| 30 x 6 x 24" | ECT-44 Corrugated | 10/140 | 12.47 | 11.33 | 10.39 | 9.59 | 8.90 | |
| 30 x 6 x 24" | Inside Telescopic HSC | 10/150 | 7.74 | 7.03 | 6.45 | 5.95 | 5.53 | |
| 30 x 6 x 30" | ECT-44 Corrugated | 10/120 | 14.57 | 13.25 | 12.15 | 11.21 | 10.41 | |
| 30 x 6 x 40" | ECT-44 Corrugated | 10/140 | 18.00 | 16.37 | 15.00 | 13.85 | 12.86 | |
| 30 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 2.53 | 2.30 | 2.11 | 1.95 | 1.81 | |
| 30 x 10 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 3.11 | 2.83 | 2.59 | 2.40 | 2.22 | |
| 30 x 12 x 4" | ECT-32 Single Wall Corrugated | 25/375 | 4.92 | 4.48 | 4.10 | 3.79 | 3.52 | |
| 30 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/250 | 5.01 | 4.56 | 4.18 | 3.86 | 3.58 | |
| 30 x 12 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 3.92 | 3.56 | 3.26 | 3.01 | 2.80 | |
| 30 x 13 x 13" | ECT-32 Single Wall Corrugated | 20/240 | 7.00 | 6.36 | 5.83 | 5.39 | 5.00 | |
| 30 x 14 x 7" | ECT-32 Single Wall Corrugated | 10/120 | 3.59 | 3.27 | 2.99 | 2.76 | 2.57 | |
| 30 x 14 x 10" | ECT-32 Single Wall Corrugated | 10/120 | 4.14 | 3.77 | 3.45 | 3.19 | 2.96 | |
| 30 x 15 x 15" | ECT-32 Single Wall Corrugated | 15/120 | 5.42 | 4.93 | 4.52 | 4.17 | 3.87 | |
| 30 x 15 x 15" | ECT-48 Double Wall Corrugated | 10/90 | 14.49 | 13.17 | 12.07 | 11.14 | 10.35 | |
| 30 x 17 x 16" | ECT-32 Single Wall Corrugated | 15/150 | 5.89 | 5.35 | 4.90 | 4.53 | 4.20 | |
| 30 x 17 x 16" | 14,12,10" | 15/150 | 6.60 | 6.00 | 5.50 | 5.07 | 4.71 | |
| 30 x 17 x 17" | ECT-51 Double Wall Corrugated | 5/75 | 11.18 | 10.17 | 9.32 | 8.60 | 7.99 | |
| 30 x 18 x 16" | ECT-32 Corrugated | 15/150 | 10.56 | 9.60 | 8.80 | 8.13 | 7.55 | |
| 30 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/120 | 6.84 | 6.22 | 5.70 | 5.26 | 4.89 | |
| 30 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 18.31 | 16.65 | 15.26 | 14.09 | 13.08 | |
| 30 x 20 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 4.95 | 4.50 | 4.13 | 3.81 | 3.54 | |
| 30 x 20 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 7.87 | 7.16 | 6.56 | 6.06 | 5.62 | |
| 30 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 5.97 | 5.43 | 4.98 | 4.59 | 4.27 | |
| 30 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 6.57 | 5.98 | 5.48 | 5.06 | 4.70 | |
| 30 x 20 x 18" | ECT-32 Single Wall Corrugated | 15/150 | 11.64 | 10.58 | 9.70 | 8.95 | 8.31 | |
| 30 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 7.89 | 7.17 | 6.57 | 6.07 | 5.63 | |
| 30 x 20 x 20" | ECT-44 - 18,16,14,12" | 10/120 | 10.69 | 9.72 | 8.91 | 8.22 | 7.64 | |
| 30 x 20 x 20" | ECT-48 Double Wall Corrugated | 10/70 | 14.41 | 13.10 | 12.01 | 11.09 | 10.29 | |
| 30 x 24 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 9.07 | 8.24 | 7.56 | 6.98 | 6.48 | |
| 30 x 24 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 8.30 | 7.55 | 6.92 | 6.39 | 5.93 | |
| 30 x 24 x 12" | 10,8,6,4" | 15/120 | 10.35 | 9.41 | 8.63 | 7.97 | 7.40 | |
| 30 x 24 x 12" | ECT-48 Double Wall Corrugated | 10/70 | 13.29 | 12.08 | 11.07 | 10.22 | 9.49 | |
| 30 x 24 x 20" | ECT-32 Single Wall Corrugated | 15/150 | 12.71 | 11.56 | 10.59 | 9.78 | 9.08 | |
| 30 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 16.43 | 14.94 | 13.69 | 12.64 | 11.74 | |
| 30 x 26 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 15.29 | 13.90 | 12.75 | 11.76 | 10.92 | |
| 30 x 30 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 10.54 | 9.58 | 8.78 | 8.11 | 7.53 | |
| 30 x 30 x 8" | ECT-32 Single Wall Corrugated | 10/120 | 9.34 | 8.49 | 7.78 | 7.18 | 6.67 | |
| 30 x 30 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 10.46 | 9.51 | 8.72 | 8.05 | 7.47 | |
| 30 x 30 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 12.50 | 11.36 | 10.42 | 9.62 | 8.93 | |
| 30 x 30 x 12" | ECT-48 Double Wall Corrugated | 5/75 | 21.98 | 19.98 | 18.32 | 16.91 | 15.70 | |
| 30 x 30 x 16" | ECT-32 Single Wall Corrugated | 10/120 | 11.06 | 10.06 | 9.22 | 8.51 | 7.90 | |
| 30 x 30 x 16" | ECT-48 Double Wall Corrugated | 5/90 | 23.33 | 21.21 | 19.44 | 17.95 | 16.66 | |
| 30 x 30 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 20.61 | 18.73 | 17.17 | 15.85 | 14.72 | |
| 30 x 30 x 20" | ECT-48 Double Wall Corrugated | 5/90 | 26.29 | 23.90 | 21.91 | 20.23 | 18.78 | |
| 30 x 30 x 25" | ECT-32 Single Wall Corrugated | 5/120 | 13.27 | 12.07 | 11.06 | 10.21 | 9.48 | |
| 30 x 30 x 30" | ECT-32 Single Wall Corrugated | 5/120 | 15.86 | 14.42 | 13.22 | 12.20 | 11.33 | |
| 30 x 30 x 30" | ECT-48 Double Wall Corrugated | 5/75 | 26.14 | 23.76 | 21.78 | 20.11 | 18.67 | |
| 30 x 30 x 30" | ECT-90 Triple Wall Corrugated | 5/30 | 70.78 | 64.34 | 58.98 | 54.44 | 50.56 | |
| 30 1/2 x 6 1/2 x 24" | Outside Telescopic HSC | 10/150 | 8.12 | 7.38 | 6.77 | 6.25 | 5.80 | |
| 31 x 16 x 9" | ECT-32 Corrugated | 10/120 | 7.27 | 6.61 | 6.06 | 5.59 | 5.19 | |
| 32 x 6 x 6" | ECT-32 Corrugated | 25/375 | 2.21 | 2.01 | 1.84 | 1.70 | 1.58 | |
| 32 x 8 x 8" | ECT-32 Corrugated | 25/375 | 2.49 | 2.26 | 2.08 | 1.92 | 1.78 | |
| 32 x 10 x 6 1/2" | ECT-32 Corrugated | 20/240 | 4.35 | 3.95 | 3.62 | 3.34 | 3.11 | |
| 32 x 10 x 10" | ECT-32 Corrugated | 20/240 | 5.24 | 4.76 | 4.37 | 4.03 | 3.74 | |
| 32 x 12 x 10" | ECT-32 Corrugated | 20/240 | 3.85 | 3.50 | 3.21 | 2.96 | 2.75 | |
| 32 x 12 x 12" | ECT-32 Corrugated | 20/240 | 4.07 | 3.70 | 3.39 | 3.13 | 2.91 | |
| 32 x 16 x 16" | ECT-32 Corrugated | 15/150 | 9.64 | 8.77 | 8.04 | 7.42 | 6.89 | |
| 32 x 18 x 8" | ECT-32 Corrugated | 15/150 | 5.35 | 4.87 | 4.46 | 4.12 | 3.83 | |
| 32 x 18 x 12" | ECT-32 Corrugated | 15/150 | 6.06 | 5.51 | 5.05 | 4.66 | 4.33 | |
| 32 x 18 x 18" | ECT-32 Corrugated | 15/150 | 8.41 | 7.64 | 7.00 | 6.47 | 6.00 | |
| 32 x 24 x 24" | ECT-32 Corrugated | 15/150 | 14.49 | 13.17 | 12.07 | 11.14 | 10.35 | |
| 32 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 13.90 | 12.64 | 11.58 | 10.69 | 9.93 | |
| 32 x 24 x 24" | ECT-48 Double Wall Corrugated | 5/75 | 17.94 | 16.31 | 14.95 | 13.80 | 12.81 | |
| 32 x 32 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 19.63 | 17.85 | 16.36 | 15.10 | 14.02 | |
| 32 x 32 x 12" | ECT-32 Single Wall Corrugated | 10/150 | 16.02 | 14.57 | 13.35 | 12.33 | 11.45 | |
| 32 x 32 x 32" | ECT-32 Single Wall Corrugated | 5/120 | 17.12 | 15.57 | 14.27 | 13.17 | 12.23 | |
| 32 x 32 x 32" | ECT-48 Double Wall Corrugated | 5/90 | 31.05 | 28.22 | 25.87 | 23.88 | 22.18 | |
| 33 x 8 1/2 x 5" | ECT-32 Single Wall Corrugated | 25/375 | 3.37 | 3.06 | 2.81 | 2.59 | 2.41 | |
| 34 x 10 x 6" | ECT-32 Single Wall Corrugated | 10/300 | 2.99 | 2.72 | 2.49 | 2.30 | 2.14 | |
| 34 x 21 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 10.55 | 9.59 | 8.79 | 8.11 | 7.53 | |
| 34 x 34 x 34" | ECT-32 Single Wall Corrugated | 5/120 | 19.46 | 17.69 | 16.21 | 14.97 | 13.90 | |