| 27 x 14 x 9" | ECT-32 Single Wall Corrugated | 20/240 | $3.54 | $3.15 | $2.87 | $2.68 | $2.68 | |
| 27 x 27 x 27" | ECT-32 Single Wall Corrugated | 5/120 | 11.45 | 10.21 | 9.29 | 8.67 | 8.67 | |
| 28 x 4 x 4" | ECT-32 Single Wall Corrugated | 25/625 | 2.30 | 2.06 | 1.87 | 1.74 | 1.74 | |
| 28 x 5 x 24" | FOL | 10/120 | 6.35 | 5.66 | 5.15 | 4.80 | 4.80 | |
| 28 x 5 x 38" | FOL | 20/120 | 8.52 | 7.60 | 6.91 | 6.45 | 6.45 | |
| 28 x 6 x 6" | ECT-32 Single Wall Corrugated | 20/240 | 1.83 | 1.63 | 1.48 | 1.38 | 1.38 | |
| 28 x 6 x 20" | ECT-44 Single Wall Corrugated | 5/120 | 10.73 | 9.57 | 8.70 | 8.12 | 8.12 | |
| 28 x 6 x 52" | FOL | 5/120 | 15.87 | 14.15 | 12.87 | 12.01 | 12.01 | |
| 28 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 2.10 | 1.87 | 1.70 | 1.59 | 1.59 | |
| 28 x 10 x 10" | ECT-32 Single Wall Corrugated | 25/300 | 3.02 | 2.69 | 2.45 | 2.29 | 2.29 | |
| 28 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/300 | 2.68 | 2.39 | 2.17 | 2.03 | 2.03 | |
| 28 x 12 x 8" | ECT-32 Single Wall Corrugated | 25/300 | 4.62 | 4.12 | 3.75 | 3.50 | 3.50 | |
| 28 x 12 x 12" | ECT-32 Single Wall Corrugated | 20/240 | 3.48 | 3.10 | 2.82 | 2.63 | 2.63 | |
| 28 x 14 x 14" | ECT-32 Single Wall Corrugated | 20/120 | 4.41 | 3.94 | 3.58 | 3.34 | 3.34 | |
| 28 x 16 x 5" | ECT-32 Single Wall Corrugated | 25/300 | 5.63 | 5.02 | 4.56 | 4.26 | 4.26 | |
| 28 x 16 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 3.88 | 3.46 | 3.15 | 2.94 | 2.94 | |
| 28 x 16 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 4.22 | 3.77 | 3.42 | 3.19 | 3.19 | |
| 28 x 16 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 4.55 | 4.06 | 3.69 | 3.45 | 3.45 | |
| 28 x 16 x 14" | ECT-32 Single Wall Corrugated | 15/120 | 5.17 | 4.61 | 4.19 | 3.91 | 3.91 | |
| 28 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 3.60 | 3.21 | 2.92 | 2.73 | 2.73 | |
| 28 x 18 x 6" | ECT-32 Single Wall Corrugated | 20/140 | 7.13 | 6.36 | 5.78 | 5.39 | 5.39 | |
| 28 x 18 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 5.88 | 5.25 | 4.77 | 4.45 | 4.45 | |
| 28 x 18 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 6.28 | 5.61 | 5.10 | 4.76 | 4.76 | |
| 28 x 18 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 3.97 | 3.97 | 3.97 | 3.97 | 3.97 | |
| 28 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/150 | 5.35 | 4.77 | 4.34 | 4.05 | 4.05 | |
| 28 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 14.93 | 13.31 | 12.10 | 11.30 | 11.30 | |
| 28 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 7.91 | 7.06 | 6.42 | 5.99 | 5.99 | |
| 28 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 5.53 | 4.93 | 4.48 | 4.18 | 4.18 | |
| 28 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 6.60 | 5.89 | 5.35 | 5.00 | 5.00 | |
| 28 x 20 x 24" | 22,20,18,16,14" | 10/120 | 12.15 | 10.83 | 9.85 | 9.19 | 9.19 | |
| 28 x 20 x 25" | ECT-32 Single Wall Corrugated | 10/120 | 8.30 | 7.41 | 6.73 | 6.28 | 6.28 | |
| 28 x 24 x 6" | ECT-32 Single Wall Corrugated | 10/240 | 5.84 | 5.21 | 4.74 | 4.42 | 4.42 | |
| 28 x 24 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 14.91 | 13.30 | 12.09 | 11.29 | 11.29 | |
| 28 x 28 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 7.62 | 6.79 | 6.17 | 5.76 | 5.76 | |
| 28 x 28 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 14.99 | 13.37 | 12.16 | 11.35 | 11.35 | |
| 28 x 28 x 10" | ECT-32 Single Wall Corrugated | 10/150 | 14.21 | 12.67 | 11.52 | 10.75 | 10.75 | |
| 28 x 28 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 8.55 | 7.62 | 6.93 | 6.47 | 6.47 | |
| 28 x 28 x 12" | ECT-48 Double Wall Corrugated | 10/90 | 26.99 | 24.07 | 21.89 | 20.43 | 20.43 | |
| 28 x 28 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 10.68 | 9.52 | 8.66 | 8.08 | 8.08 | |
| 28 x 28 x 22" | ECT-32 Single Wall Corrugated | 10/150 | 16.34 | 14.57 | 13.25 | 12.36 | 12.36 | |
| 28 x 28 x 28" | ECT-32 Single Wall Corrugated | 5/120 | 12.35 | 11.02 | 10.01 | 9.35 | 9.35 | |
| 28 x 28 x 28" | ECT-48 Double Wall Corrugated | 5/90 | 28.03 | 25.00 | 22.73 | 21.21 | 21.21 | |
| 29 x 17 x 3" | ECT-32 Single Wall Corrugated | 25/300 | 5.83 | 5.20 | 4.73 | 4.42 | 4.42 | |
| 29 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 3.87 | 3.45 | 3.13 | 2.92 | 2.92 | |
| 29 x 17 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 6.78 | 6.05 | 5.50 | 5.13 | 5.13 | |
| 29 x 17 x 9" | ECT-32 Single Wall Corrugated | 15/150 | 4.39 | 3.92 | 3.56 | 3.32 | 3.32 | |
| 29 x 17 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 5.19 | 4.63 | 4.21 | 3.93 | 3.93 | |
| 29 x 17 x 15" | ECT-32 Single Wall Corrugated | 15/150 | 5.55 | 4.95 | 4.50 | 4.20 | 4.20 | |
| 29 x 17 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 6.83 | 6.09 | 5.54 | 5.17 | 5.17 | |
| 29 x 24 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 17.63 | 15.72 | 14.29 | 13.34 | 13.34 | |
| 30 x 5 x 24" | FOL | 10/120 | 4.49 | 4.01 | 3.64 | 3.40 | 3.40 | |
| 30 x 5 x 30" | FOL | 10/120 | 5.32 | 4.75 | 4.32 | 4.03 | 4.03 | |
| 30 x 6 x 6" | ECT-32 Single Wall Corrugated | 25/375 | 1.90 | 1.69 | 1.54 | 1.44 | 1.44 | |
| 30 x 6 x 24" | ECT-44 Corrugated | 10/140 | 11.53 | 10.28 | 9.35 | 8.73 | 8.73 | |
| 30 x 6 x 24" | Inside Telescopic HSC | 10/150 | 7.16 | 6.38 | 5.80 | 5.42 | 5.42 | |
| 30 x 6 x 30" | ECT-44 Corrugated | 10/120 | 13.48 | 12.02 | 10.93 | 10.20 | 10.20 | |
| 30 x 6 x 40" | ECT-44 Corrugated | 10/140 | 16.65 | 14.85 | 13.50 | 12.60 | 12.60 | |
| 30 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 2.34 | 2.09 | 1.90 | 1.77 | 1.77 | |
| 30 x 10 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 2.88 | 2.57 | 2.34 | 2.18 | 2.18 | |
| 30 x 12 x 4" | ECT-32 Single Wall Corrugated | 25/375 | 4.55 | 4.06 | 3.69 | 3.45 | 3.45 | |
| 30 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/250 | 4.64 | 4.14 | 3.76 | 3.51 | 3.51 | |
| 30 x 12 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 3.62 | 3.23 | 2.94 | 2.74 | 2.74 | |
| 30 x 13 x 13" | ECT-32 Single Wall Corrugated | 20/240 | 6.48 | 5.78 | 5.25 | 4.90 | 4.90 | |
| 30 x 14 x 7" | ECT-32 Single Wall Corrugated | 10/120 | 3.32 | 2.96 | 2.70 | 2.52 | 2.52 | |
| 30 x 14 x 10" | ECT-32 Single Wall Corrugated | 10/120 | 3.83 | 3.42 | 3.11 | 2.90 | 2.90 | |
| 30 x 15 x 15" | ECT-32 Single Wall Corrugated | 15/120 | 5.18 | 4.62 | 4.20 | 3.92 | 3.92 | |
| 30 x 15 x 15" | ECT-48 Double Wall Corrugated | 10/90 | 13.40 | 11.95 | 10.87 | 10.14 | 10.14 | |
| 30 x 17 x 16" | ECT-32 Single Wall Corrugated | 15/150 | 5.44 | 4.86 | 4.41 | 4.12 | 4.12 | |
| 30 x 17 x 16" | 14,12,10" | 15/150 | 6.10 | 5.44 | 4.95 | 4.62 | 4.62 | |
| 30 x 17 x 17" | ECT-51 Double Wall Corrugated | 5/75 | 10.34 | 9.23 | 8.39 | 7.83 | 7.83 | |
| 30 x 18 x 16" | ECT-32 Corrugated | 15/150 | 9.77 | 8.72 | 7.92 | 7.39 | 7.39 | |
| 30 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/120 | 6.33 | 5.64 | 5.13 | 4.79 | 4.79 | |
| 30 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 16.94 | 15.11 | 13.74 | 12.82 | 12.82 | |
| 30 x 20 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 4.99 | 4.45 | 4.05 | 3.78 | 3.78 | |
| 30 x 20 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 7.28 | 6.49 | 5.90 | 5.51 | 5.51 | |
| 30 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 5.52 | 4.93 | 4.48 | 4.18 | 4.18 | |
| 30 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 6.08 | 5.42 | 4.93 | 4.60 | 4.60 | |
| 30 x 20 x 18" | ECT-32 Single Wall Corrugated | 15/150 | 10.77 | 9.60 | 8.73 | 8.15 | 8.15 | |
| 30 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 7.30 | 6.51 | 5.92 | 5.52 | 5.52 | |
| 30 x 20 x 20" | ECT-44 - 18,16,14,12" | 10/120 | 9.89 | 8.82 | 8.02 | 7.48 | 7.48 | |
| 30 x 20 x 20" | ECT-48 Double Wall Corrugated | 10/70 | 13.33 | 11.89 | 10.81 | 10.09 | 10.09 | |
| 30 x 24 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 8.39 | 7.48 | 6.80 | 6.35 | 6.35 | |
| 30 x 24 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 7.68 | 6.85 | 6.23 | 5.81 | 5.81 | |
| 30 x 24 x 12" | 10,8,6,4" | 15/120 | 9.58 | 8.54 | 7.77 | 7.25 | 7.25 | |
| 30 x 24 x 12" | ECT-48 Double Wall Corrugated | 10/70 | 11.48 | 10.24 | 9.31 | 8.69 | 8.69 | |
| 30 x 24 x 20" | ECT-32 Single Wall Corrugated | 15/150 | 11.76 | 10.49 | 9.53 | 8.90 | 8.90 | |
| 30 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 15.20 | 13.55 | 12.32 | 11.50 | 11.50 | |
| 30 x 26 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 14.15 | 12.62 | 11.47 | 10.71 | 10.71 | |
| 30 x 30 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 9.75 | 8.70 | 7.91 | 7.38 | 7.38 | |
| 30 x 30 x 8" | ECT-32 Single Wall Corrugated | 10/120 | 8.64 | 7.70 | 7.00 | 6.54 | 6.54 | |
| 30 x 30 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 9.68 | 8.63 | 7.84 | 7.32 | 7.32 | |
| 30 x 30 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 11.56 | 10.31 | 9.38 | 8.75 | 8.75 | |
| 30 x 30 x 12" | ECT-48 Double Wall Corrugated | 5/75 | 20.33 | 18.13 | 16.48 | 15.38 | 15.38 | |
| 30 x 30 x 16" | ECT-32 Single Wall Corrugated | 10/120 | 10.23 | 9.13 | 8.30 | 7.74 | 7.74 | |
| 30 x 30 x 16" | ECT-48 Double Wall Corrugated | 5/90 | 21.58 | 19.25 | 17.50 | 16.33 | 16.33 | |
| 30 x 30 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 19.47 | 17.36 | 15.78 | 14.73 | 14.73 | |
| 30 x 30 x 20" | ECT-48 Double Wall Corrugated | 5/90 | 24.32 | 21.69 | 19.72 | 18.40 | 18.40 | |
| 30 x 30 x 25" | ECT-32 Single Wall Corrugated | 5/120 | 12.28 | 10.95 | 9.95 | 9.29 | 9.29 | |
| 30 x 30 x 30" | ECT-32 Single Wall Corrugated | 5/120 | 14.67 | 13.09 | 11.90 | 11.10 | 11.10 | |
| 30 x 30 x 30" | ECT-48 Double Wall Corrugated | 5/75 | 24.18 | 21.57 | 19.61 | 18.30 | 18.30 | |
| 30 x 30 x 30" | ECT-90 Triple Wall Corrugated | 5/30 | 65.47 | 58.39 | 53.08 | 49.54 | 49.54 | |
| 30 1/2 x 6 1/2 x 24" | Outside Telescopic HSC | 10/150 | 7.51 | 6.70 | 6.09 | 5.68 | 5.68 | |
| 31 x 16 x 9" | ECT-32 Corrugated | 10/120 | 6.72 | 6.00 | 5.45 | 5.09 | 5.09 | |
| 32 x 6 x 6" | ECT-32 Corrugated | 25/375 | 2.04 | 1.82 | 1.66 | 1.55 | 1.55 | |
| 32 x 8 x 8" | ECT-32 Corrugated | 25/375 | 2.30 | 2.06 | 1.87 | 1.74 | 1.74 | |
| 32 x 10 x 6 1/2" | ECT-32 Corrugated | 20/240 | 4.02 | 3.59 | 3.26 | 3.04 | 3.04 | |
| 32 x 10 x 10" | ECT-32 Corrugated | 20/240 | 4.85 | 4.32 | 3.93 | 3.67 | 3.67 | |
| 32 x 12 x 10" | ECT-32 Corrugated | 20/240 | 3.56 | 3.18 | 2.89 | 2.69 | 2.69 | |
| 32 x 12 x 12" | ECT-32 Corrugated | 20/240 | 3.76 | 3.36 | 3.05 | 2.85 | 2.85 | |
| 32 x 16 x 16" | ECT-32 Corrugated | 15/150 | 8.92 | 7.96 | 7.23 | 6.75 | 6.75 | |
| 32 x 18 x 8" | ECT-32 Corrugated | 15/150 | 4.95 | 4.42 | 4.02 | 3.75 | 3.75 | |
| 32 x 18 x 12" | ECT-32 Corrugated | 15/150 | 5.61 | 5.00 | 4.55 | 4.24 | 4.24 | |
| 32 x 18 x 18" | ECT-32 Corrugated | 15/150 | 7.78 | 6.93 | 6.30 | 5.88 | 5.88 | |
| 32 x 24 x 24" | ECT-32 Corrugated | 15/150 | 13.40 | 11.95 | 10.87 | 10.14 | 10.14 | |
| 32 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 12.86 | 11.47 | 10.43 | 9.73 | 9.73 | |
| 32 x 24 x 24" | ECT-48 Double Wall Corrugated | 5/75 | 16.59 | 14.80 | 13.45 | 12.56 | 12.56 | |
| 32 x 32 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 18.16 | 16.20 | 14.73 | 13.74 | 13.74 | |
| 32 x 32 x 12" | ECT-32 Single Wall Corrugated | 10/150 | 14.82 | 13.22 | 12.02 | 11.22 | 11.22 | |
| 32 x 32 x 32" | ECT-32 Single Wall Corrugated | 5/120 | 15.84 | 14.13 | 12.84 | 11.99 | 11.99 | |
| 32 x 32 x 32" | ECT-48 Double Wall Corrugated | 5/90 | 28.72 | 25.61 | 23.29 | 21.73 | 21.73 | |
| 33 x 8 1/2 x 5" | ECT-32 Single Wall Corrugated | 25/375 | 3.12 | 2.78 | 2.53 | 2.36 | 2.36 | |
| 34 x 10 x 6" | ECT-32 Single Wall Corrugated | 10/300 | 2.77 | 2.47 | 2.24 | 2.09 | 2.09 | |
| 34 x 21 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 9.76 | 8.70 | 7.91 | 7.38 | 7.38 | |
| 34 x 34 x 34" | ECT-32 Single Wall Corrugated | 5/120 | 18.00 | 16.05 | 14.59 | 13.62 | 13.62 | |