| 27 x 14 x 9" | ECT-32 Single Wall Corrugated | 20/240 | $3.62 | $3.32 | $3.01 | $2.71 | $2.51 | |
| 27 x 27 x 27" | ECT-32 Single Wall Corrugated | 5/120 | 10.51 | 9.64 | 8.76 | 7.88 | 7.30 | |
| 28 x 4 x 4" | ECT-32 Single Wall Corrugated | 25/625 | 2.12 | 1.94 | 1.76 | 1.59 | 1.47 | |
| 28 x 5 x 24" | FOL | 10/120 | 5.56 | 5.10 | 4.64 | 4.17 | 3.86 | |
| 28 x 5 x 38" | FOL | 20/120 | 7.82 | 7.17 | 6.52 | 5.87 | 5.43 | |
| 28 x 6 x 6" | ECT-32 Single Wall Corrugated | 20/240 | 1.27 | 1.17 | 1.06 | .95 | .88 | |
| 28 x 6 x 20" | ECT-44 Single Wall Corrugated | 5/120 | 8.95 | 8.21 | 7.46 | 6.72 | 6.22 | |
| 28 x 6 x 52" | FOL | 5/120 | 15.17 | 13.91 | 12.64 | 11.38 | 10.54 | |
| 28 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 1.93 | 1.77 | 1.61 | 1.45 | 1.34 | |
| 28 x 10 x 10" | ECT-32 Single Wall Corrugated | 25/300 | 2.23 | 2.04 | 1.86 | 1.67 | 1.55 | |
| 28 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/300 | 2.04 | 1.87 | 1.70 | 1.53 | 1.42 | |
| 28 x 12 x 8" | ECT-32 Single Wall Corrugated | 25/300 | 4.24 | 3.89 | 3.54 | 3.18 | 2.95 | |
| 28 x 12 x 12" | ECT-32 Single Wall Corrugated | 20/240 | 3.14 | 2.87 | 2.61 | 2.35 | 2.18 | |
| 28 x 14 x 14" | ECT-32 Single Wall Corrugated | 20/120 | 4.05 | 3.71 | 3.37 | 3.04 | 2.81 | |
| 28 x 16 x 5" | ECT-32 Single Wall Corrugated | 25/300 | 5.17 | 4.74 | 4.31 | 3.87 | 3.59 | |
| 28 x 16 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 3.56 | 3.26 | 2.97 | 2.67 | 2.47 | |
| 28 x 16 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 3.91 | 3.58 | 3.26 | 2.93 | 2.71 | |
| 28 x 16 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 4.18 | 3.83 | 3.48 | 3.14 | 2.90 | |
| 28 x 16 x 14" | ECT-32 Single Wall Corrugated | 15/120 | 4.74 | 4.35 | 3.95 | 3.56 | 3.29 | |
| 28 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 3.50 | 3.21 | 2.92 | 2.62 | 2.43 | |
| 28 x 18 x 6" | ECT-32 Single Wall Corrugated | 20/140 | 6.54 | 6.00 | 5.45 | 4.91 | 4.54 | |
| 28 x 18 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 5.40 | 4.95 | 4.50 | 4.05 | 3.75 | |
| 28 x 18 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 5.77 | 5.29 | 4.81 | 4.33 | 4.01 | |
| 28 x 18 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 4.49 | 4.12 | 3.74 | 3.37 | 3.12 | |
| 28 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/150 | 4.71 | 4.32 | 3.92 | 3.53 | 3.27 | |
| 28 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 13.79 | 12.64 | 11.49 | 10.34 | 9.57 | |
| 28 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 7.26 | 6.66 | 6.05 | 5.45 | 5.04 | |
| 28 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 5.07 | 4.65 | 4.23 | 3.81 | 3.52 | |
| 28 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 6.06 | 5.56 | 5.05 | 4.55 | 4.21 | |
| 28 x 20 x 24" | 22,20,18,16,14" | 10/120 | 11.37 | 10.42 | 9.47 | 8.52 | 7.89 | |
| 28 x 20 x 25" | ECT-32 Single Wall Corrugated | 10/120 | 6.11 | 5.60 | 5.09 | 4.59 | 4.25 | |
| 28 x 24 x 6" | ECT-32 Single Wall Corrugated | 10/240 | 5.36 | 4.91 | 4.47 | 4.02 | 3.72 | |
| 28 x 24 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 13.69 | 12.55 | 11.41 | 10.27 | 9.51 | |
| 28 x 28 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 5.97 | 5.48 | 4.98 | 4.48 | 4.15 | |
| 28 x 28 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 13.76 | 12.62 | 11.47 | 10.32 | 9.56 | |
| 28 x 28 x 10" | ECT-32 Single Wall Corrugated | 10/150 | 13.04 | 11.96 | 10.87 | 9.78 | 9.06 | |
| 28 x 28 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 7.84 | 7.19 | 6.54 | 5.88 | 5.45 | |
| 28 x 28 x 12" | ECT-48 Double Wall Corrugated | 10/90 | 24.78 | 22.71 | 20.65 | 18.58 | 17.21 | |
| 28 x 28 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 8.15 | 7.47 | 6.79 | 6.11 | 5.66 | |
| 28 x 28 x 22" | ECT-32 Single Wall Corrugated | 10/150 | 15.00 | 13.75 | 12.50 | 11.25 | 10.41 | |
| 28 x 28 x 28" | ECT-32 Single Wall Corrugated | 5/120 | 11.59 | 10.62 | 9.66 | 8.69 | 8.05 | |
| 28 x 28 x 28" | ECT-48 Double Wall Corrugated | 5/90 | 25.73 | 23.58 | 21.44 | 19.30 | 17.87 | |
| 29 x 17 x 3" | ECT-32 Single Wall Corrugated | 25/300 | 5.36 | 4.91 | 4.46 | 4.02 | 3.72 | |
| 29 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 3.55 | 3.25 | 2.96 | 2.66 | 2.46 | |
| 29 x 17 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 6.23 | 5.71 | 5.19 | 4.67 | 4.32 | |
| 29 x 17 x 9" | ECT-32 Single Wall Corrugated | 15/150 | 4.03 | 3.69 | 3.36 | 3.02 | 2.80 | |
| 29 x 17 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 4.16 | 3.81 | 3.47 | 3.12 | 2.89 | |
| 29 x 17 x 15" | ECT-32 Single Wall Corrugated | 15/150 | 5.12 | 4.69 | 4.26 | 3.84 | 3.55 | |
| 29 x 17 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 6.27 | 5.75 | 5.23 | 4.70 | 4.36 | |
| 29 x 24 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 16.18 | 14.83 | 13.48 | 12.13 | 11.24 | |
| 30 x 5 x 24" | FOL | 10/120 | 3.44 | 3.15 | 2.86 | 2.58 | 2.39 | |
| 30 x 5 x 30" | FOL | 10/120 | 4.20 | 3.85 | 3.50 | 3.15 | 2.92 | |
| 30 x 6 x 6" | ECT-32 Single Wall Corrugated | 25/375 | 1.60 | 1.46 | 1.33 | 1.20 | 1.11 | |
| 30 x 6 x 24" | ECT-44 Corrugated | 10/140 | 10.58 | 9.70 | 8.82 | 7.94 | 7.35 | |
| 30 x 6 x 24" | Inside Telescopic HSC | 10/150 | 6.66 | 6.10 | 5.55 | 4.99 | 4.62 | |
| 30 x 6 x 30" | ECT-44 Corrugated | 10/120 | 12.37 | 11.34 | 10.31 | 9.28 | 8.59 | |
| 30 x 6 x 40" | ECT-44 Corrugated | 10/140 | 15.29 | 14.01 | 12.74 | 11.46 | 10.62 | |
| 30 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 2.15 | 1.97 | 1.79 | 1.61 | 1.49 | |
| 30 x 10 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 2.64 | 2.42 | 2.20 | 1.98 | 1.84 | |
| 30 x 12 x 4" | ECT-32 Single Wall Corrugated | 25/375 | 4.18 | 3.83 | 3.48 | 3.14 | 2.90 | |
| 30 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/250 | 4.26 | 3.90 | 3.55 | 3.19 | 2.96 | |
| 30 x 12 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 2.93 | 2.68 | 2.44 | 2.19 | 2.03 | |
| 30 x 13 x 13" | ECT-32 Single Wall Corrugated | 20/240 | 5.94 | 5.45 | 4.95 | 4.46 | 4.13 | |
| 30 x 14 x 7" | ECT-32 Single Wall Corrugated | 10/120 | 3.05 | 2.80 | 2.54 | 2.29 | 2.12 | |
| 30 x 14 x 10" | ECT-32 Single Wall Corrugated | 10/120 | 3.18 | 2.91 | 2.65 | 2.38 | 2.21 | |
| 30 x 15 x 15" | ECT-32 Single Wall Corrugated | 15/120 | 3.88 | 3.56 | 3.23 | 2.91 | 2.69 | |
| 30 x 15 x 15" | ECT-48 Double Wall Corrugated | 10/90 | 12.81 | 11.75 | 10.68 | 9.61 | 8.90 | |
| 30 x 17 x 16" | ECT-32 Single Wall Corrugated | 15/150 | 4.44 | 4.07 | 3.70 | 3.33 | 3.09 | |
| 30 x 17 x 16" | 14,12,10" | 15/150 | 5.60 | 5.13 | 4.67 | 4.20 | 3.89 | |
| 30 x 17 x 17" | ECT-51 Double Wall Corrugated | 5/75 | 9.77 | 8.96 | 8.14 | 7.33 | 6.78 | |
| 30 x 18 x 16" | ECT-32 Corrugated | 15/150 | 8.97 | 8.22 | 7.47 | 6.73 | 6.23 | |
| 30 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/120 | 5.81 | 5.33 | 4.84 | 4.36 | 4.03 | |
| 30 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 15.55 | 14.25 | 12.96 | 11.66 | 10.80 | |
| 30 x 20 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 4.20 | 3.85 | 3.50 | 3.15 | 2.92 | |
| 30 x 20 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 6.68 | 6.13 | 5.57 | 5.01 | 4.64 | |
| 30 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 4.27 | 3.92 | 3.56 | 3.20 | 2.97 | |
| 30 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 5.58 | 5.12 | 4.65 | 4.19 | 3.88 | |
| 30 x 20 x 18" | ECT-32 Single Wall Corrugated | 15/150 | 9.88 | 9.06 | 8.23 | 7.41 | 6.86 | |
| 30 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 6.23 | 5.71 | 5.19 | 4.67 | 4.33 | |
| 30 x 20 x 20" | ECT-44 - 18,16,14,12" | 10/120 | 9.08 | 8.32 | 7.56 | 6.81 | 6.30 | |
| 30 x 20 x 20" | ECT-48 Double Wall Corrugated | 10/70 | 12.31 | 11.28 | 10.25 | 9.23 | 8.55 | |
| 30 x 24 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 7.86 | 7.21 | 6.55 | 5.90 | 5.46 | |
| 30 x 24 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 7.05 | 6.46 | 5.88 | 5.29 | 4.90 | |
| 30 x 24 x 12" | 10,8,6,4" | 15/120 | 8.79 | 8.06 | 7.33 | 6.59 | 6.11 | |
| 30 x 24 x 12" | ECT-48 Double Wall Corrugated | 10/70 | 11.28 | 10.34 | 9.40 | 8.46 | 7.84 | |
| 30 x 24 x 20" | ECT-32 Single Wall Corrugated | 15/150 | 10.79 | 9.89 | 8.99 | 8.09 | 7.50 | |
| 30 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 13.32 | 12.21 | 11.10 | 9.99 | 9.25 | |
| 30 x 26 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 12.99 | 11.90 | 10.82 | 9.74 | 9.02 | |
| 30 x 30 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 8.95 | 8.20 | 7.46 | 6.71 | 6.22 | |
| 30 x 30 x 8" | ECT-32 Single Wall Corrugated | 10/120 | 8.01 | 7.35 | 6.68 | 6.01 | 5.56 | |
| 30 x 30 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 9.15 | 8.39 | 7.62 | 6.86 | 6.35 | |
| 30 x 30 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 7.87 | 7.21 | 6.56 | 5.90 | 5.47 | |
| 30 x 30 x 12" | ECT-48 Double Wall Corrugated | 5/75 | 18.66 | 17.11 | 15.55 | 14.00 | 12.96 | |
| 30 x 30 x 16" | ECT-32 Single Wall Corrugated | 10/120 | 9.32 | 8.55 | 7.77 | 6.99 | 6.48 | |
| 30 x 30 x 16" | ECT-48 Double Wall Corrugated | 5/90 | 20.63 | 18.91 | 17.19 | 15.47 | 14.33 | |
| 30 x 30 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 17.50 | 16.04 | 14.58 | 13.12 | 12.15 | |
| 30 x 30 x 20" | ECT-48 Double Wall Corrugated | 5/90 | 22.32 | 20.46 | 18.60 | 16.74 | 15.50 | |
| 30 x 30 x 25" | ECT-32 Single Wall Corrugated | 5/120 | 11.27 | 10.33 | 9.39 | 8.45 | 7.83 | |
| 30 x 30 x 30" | ECT-32 Single Wall Corrugated | 5/120 | 10.90 | 9.99 | 9.08 | 8.17 | 7.57 | |
| 30 x 30 x 30" | ECT-48 Double Wall Corrugated | 5/75 | 21.29 | 19.52 | 17.74 | 15.97 | 14.79 | |
| 30 x 30 x 30" | ECT-90 Triple Wall Corrugated | 5/30 | 60.09 | 55.09 | 50.08 | 45.07 | 41.73 | |
| 30 1/2 x 6 1/2 x 24" | Outside Telescopic HSC | 10/150 | 6.96 | 6.38 | 5.80 | 5.22 | 4.83 | |
| 31 x 16 x 9" | ECT-32 Corrugated | 10/120 | 6.17 | 5.66 | 5.14 | 4.63 | 4.28 | |
| 32 x 6 x 6" | ECT-32 Corrugated | 25/375 | 1.88 | 1.72 | 1.56 | 1.41 | 1.30 | |
| 32 x 8 x 8" | ECT-32 Corrugated | 25/375 | 2.11 | 1.94 | 1.76 | 1.58 | 1.47 | |
| 32 x 10 x 6 1/2" | ECT-32 Corrugated | 20/240 | 3.69 | 3.38 | 3.08 | 2.77 | 2.56 | |
| 32 x 10 x 10" | ECT-32 Corrugated | 20/240 | 4.45 | 4.08 | 3.71 | 3.34 | 3.09 | |
| 32 x 12 x 10" | ECT-32 Corrugated | 20/240 | 3.27 | 3.00 | 2.72 | 2.45 | 2.27 | |
| 32 x 12 x 12" | ECT-32 Corrugated | 20/240 | 3.18 | 2.91 | 2.65 | 2.38 | 2.21 | |
| 32 x 16 x 16" | ECT-32 Corrugated | 15/150 | 8.19 | 7.51 | 6.82 | 6.14 | 5.69 | |
| 32 x 18 x 8" | ECT-32 Corrugated | 15/150 | 4.55 | 4.17 | 3.79 | 3.41 | 3.16 | |
| 32 x 18 x 12" | ECT-32 Corrugated | 15/150 | 4.48 | 4.11 | 3.73 | 3.36 | 3.11 | |
| 32 x 18 x 18" | ECT-32 Corrugated | 15/150 | 7.14 | 6.54 | 5.95 | 5.35 | 4.96 | |
| 32 x 24 x 24" | ECT-32 Corrugated | 15/150 | 12.30 | 11.28 | 10.25 | 9.23 | 8.54 | |
| 32 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 12.42 | 11.39 | 10.35 | 9.32 | 8.63 | |
| 32 x 24 x 24" | ECT-48 Double Wall Corrugated | 5/75 | 14.10 | 12.93 | 11.75 | 10.58 | 9.79 | |
| 32 x 32 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 16.67 | 15.28 | 13.89 | 12.50 | 11.58 | |
| 32 x 32 x 12" | ECT-32 Single Wall Corrugated | 10/150 | 13.60 | 12.47 | 11.34 | 10.20 | 9.45 | |
| 32 x 32 x 32" | ECT-32 Single Wall Corrugated | 5/120 | 14.54 | 13.33 | 12.12 | 10.90 | 10.10 | |
| 32 x 32 x 32" | ECT-48 Double Wall Corrugated | 5/90 | 26.36 | 24.16 | 21.97 | 19.77 | 18.31 | |
| 33 x 8 1/2 x 5" | ECT-32 Single Wall Corrugated | 25/375 | 2.86 | 2.62 | 2.38 | 2.14 | 1.99 | |
| 34 x 10 x 6" | ECT-32 Single Wall Corrugated | 10/300 | 2.24 | 2.06 | 1.87 | 1.68 | 1.56 | |
| 34 x 21 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 8.95 | 8.21 | 7.46 | 6.72 | 6.22 | |
| 34 x 34 x 34" | ECT-32 Single Wall Corrugated | 5/120 | 16.52 | 15.14 | 13.77 | 12.39 | 11.47 | |