| 27 x 14 x 9" | ECT-32 Single Wall Corrugated | 20/240 | $3.72 | $3.32 | $3.01 | $2.81 | $2.81 | |
| 27 x 27 x 27" | ECT-32 Single Wall Corrugated | 5/120 | 10.80 | 9.64 | 8.76 | 8.18 | 8.18 | |
| 28 x 4 x 4" | ECT-32 Single Wall Corrugated | 25/625 | 2.17 | 1.94 | 1.76 | 1.65 | 1.65 | |
| 28 x 5 x 24" | FOL | 10/120 | 5.99 | 5.34 | 4.86 | 4.53 | 4.53 | |
| 28 x 5 x 38" | FOL | 20/120 | 8.04 | 7.17 | 6.52 | 6.08 | 6.08 | |
| 28 x 6 x 6" | ECT-32 Single Wall Corrugated | 20/240 | 1.60 | 1.43 | 1.30 | 1.21 | 1.21 | |
| 28 x 6 x 20" | ECT-44 Single Wall Corrugated | 5/120 | 9.20 | 8.21 | 7.46 | 6.96 | 6.96 | |
| 28 x 6 x 52" | FOL | 5/120 | 14.97 | 13.35 | 12.14 | 11.33 | 11.33 | |
| 28 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 2.12 | 1.89 | 1.72 | 1.60 | 1.60 | |
| 28 x 10 x 10" | ECT-32 Single Wall Corrugated | 25/300 | 2.54 | 2.27 | 2.06 | 1.92 | 1.92 | |
| 28 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/300 | 2.24 | 2.00 | 1.82 | 1.70 | 1.70 | |
| 28 x 12 x 8" | ECT-32 Single Wall Corrugated | 25/300 | 4.36 | 3.89 | 3.54 | 3.30 | 3.30 | |
| 28 x 12 x 12" | ECT-32 Single Wall Corrugated | 20/240 | 3.91 | 3.48 | 3.17 | 2.96 | 2.96 | |
| 28 x 14 x 14" | ECT-32 Single Wall Corrugated | 20/120 | 3.73 | 3.33 | 3.02 | 2.82 | 2.82 | |
| 28 x 16 x 5" | ECT-32 Single Wall Corrugated | 25/300 | 5.31 | 4.74 | 4.31 | 4.02 | 4.02 | |
| 28 x 16 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 3.12 | 2.78 | 2.53 | 2.36 | 2.36 | |
| 28 x 16 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 4.01 | 3.58 | 3.26 | 3.04 | 3.04 | |
| 28 x 16 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 4.30 | 3.83 | 3.48 | 3.25 | 3.25 | |
| 28 x 16 x 14" | ECT-32 Single Wall Corrugated | 15/120 | 4.88 | 4.35 | 3.95 | 3.69 | 3.69 | |
| 28 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 3.14 | 2.80 | 2.55 | 2.38 | 2.38 | |
| 28 x 18 x 6" | ECT-32 Single Wall Corrugated | 20/140 | 7.35 | 6.56 | 5.96 | 5.56 | 5.56 | |
| 28 x 18 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 5.55 | 4.95 | 4.50 | 4.20 | 4.20 | |
| 28 x 18 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 5.93 | 5.29 | 4.81 | 4.49 | 4.49 | |
| 28 x 18 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 3.74 | 3.74 | 3.74 | 3.74 | 3.74 | |
| 28 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/150 | 5.16 | 4.60 | 4.18 | 3.91 | 3.91 | |
| 28 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 14.08 | 12.56 | 11.42 | 10.66 | 10.66 | |
| 28 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 7.47 | 6.66 | 6.05 | 5.65 | 5.65 | |
| 28 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 4.79 | 4.27 | 3.89 | 3.63 | 3.63 | |
| 28 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 6.23 | 5.56 | 5.05 | 4.71 | 4.71 | |
| 28 x 20 x 24" | 22,20,18,16,14" | 10/120 | 8.62 | 7.69 | 6.99 | 6.52 | 6.52 | |
| 28 x 20 x 25" | ECT-32 Single Wall Corrugated | 10/120 | 7.83 | 6.99 | 6.35 | 5.93 | 5.93 | |
| 28 x 24 x 6" | ECT-32 Single Wall Corrugated | 10/240 | 5.51 | 4.91 | 4.47 | 4.17 | 4.17 | |
| 28 x 24 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 14.24 | 12.70 | 11.55 | 10.78 | 10.78 | |
| 28 x 28 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 7.19 | 6.41 | 5.83 | 5.44 | 5.44 | |
| 28 x 28 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 14.15 | 12.62 | 11.47 | 10.70 | 10.70 | |
| 28 x 28 x 10" | ECT-32 Single Wall Corrugated | 10/150 | 13.40 | 11.96 | 10.87 | 10.14 | 10.14 | |
| 28 x 28 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 8.06 | 7.19 | 6.54 | 6.10 | 6.10 | |
| 28 x 28 x 12" | ECT-48 Double Wall Corrugated | 10/90 | 22.89 | 20.42 | 18.56 | 17.32 | 17.32 | |
| 28 x 28 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 8.93 | 7.97 | 7.24 | 6.76 | 6.76 | |
| 28 x 28 x 22" | ECT-32 Single Wall Corrugated | 10/150 | 15.41 | 13.75 | 12.50 | 11.66 | 11.66 | |
| 28 x 28 x 28" | ECT-32 Single Wall Corrugated | 5/120 | 10.39 | 9.27 | 8.42 | 7.86 | 7.86 | |
| 28 x 28 x 28" | ECT-48 Double Wall Corrugated | 5/90 | 26.44 | 23.58 | 21.44 | 20.01 | 20.01 | |
| 29 x 17 x 3" | ECT-32 Single Wall Corrugated | 25/300 | 5.50 | 4.91 | 4.46 | 4.17 | 4.17 | |
| 29 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 3.34 | 2.98 | 2.71 | 2.53 | 2.53 | |
| 29 x 17 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 6.40 | 5.71 | 5.19 | 4.84 | 4.84 | |
| 29 x 17 x 9" | ECT-32 Single Wall Corrugated | 15/150 | 4.14 | 3.69 | 3.36 | 3.13 | 3.13 | |
| 29 x 17 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 4.38 | 3.91 | 3.55 | 3.31 | 3.31 | |
| 29 x 17 x 15" | ECT-32 Single Wall Corrugated | 15/150 | 5.26 | 4.69 | 4.26 | 3.98 | 3.98 | |
| 29 x 17 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 6.45 | 5.75 | 5.23 | 4.88 | 4.88 | |
| 29 x 24 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 16.63 | 14.83 | 13.48 | 12.58 | 12.58 | |
| 30 x 5 x 24" | FOL | 10/120 | 3.77 | 3.36 | 3.05 | 2.85 | 2.85 | |
| 30 x 5 x 30" | FOL | 10/120 | 4.60 | 4.10 | 3.73 | 3.48 | 3.48 | |
| 30 x 6 x 6" | ECT-32 Single Wall Corrugated | 25/375 | 1.57 | 1.40 | 1.28 | 1.19 | 1.19 | |
| 30 x 6 x 24" | ECT-44 Corrugated | 10/140 | 10.88 | 9.70 | 8.82 | 8.23 | 8.23 | |
| 30 x 6 x 24" | Inside Telescopic HSC | 10/150 | 6.84 | 6.10 | 5.55 | 5.18 | 5.18 | |
| 30 x 6 x 30" | ECT-44 Corrugated | 10/120 | 12.72 | 11.34 | 10.31 | 9.62 | 9.62 | |
| 30 x 6 x 40" | ECT-44 Corrugated | 10/140 | 15.71 | 14.01 | 12.74 | 11.89 | 11.89 | |
| 30 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 2.09 | 1.87 | 1.70 | 1.58 | 1.58 | |
| 30 x 10 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 2.72 | 2.42 | 2.20 | 2.06 | 2.06 | |
| 30 x 12 x 4" | ECT-32 Single Wall Corrugated | 25/375 | 4.30 | 3.83 | 3.48 | 3.25 | 3.25 | |
| 30 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/250 | 4.37 | 3.90 | 3.55 | 3.31 | 3.31 | |
| 30 x 12 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 3.21 | 2.86 | 2.60 | 2.43 | 2.43 | |
| 30 x 13 x 13" | ECT-32 Single Wall Corrugated | 20/240 | 6.39 | 5.70 | 5.18 | 4.84 | 4.84 | |
| 30 x 14 x 7" | ECT-32 Single Wall Corrugated | 10/120 | 3.07 | 2.74 | 2.49 | 2.32 | 2.32 | |
| 30 x 14 x 10" | ECT-32 Single Wall Corrugated | 10/120 | 4.35 | 3.88 | 3.53 | 3.29 | 3.29 | |
| 30 x 15 x 15" | ECT-32 Single Wall Corrugated | 15/120 | 4.88 | 4.36 | 3.96 | 3.70 | 3.70 | |
| 30 x 15 x 15" | ECT-48 Double Wall Corrugated | 10/90 | 12.64 | 11.28 | 10.25 | 9.57 | 9.57 | |
| 30 x 17 x 16" | ECT-32 Single Wall Corrugated | 15/150 | 4.87 | 4.35 | 3.95 | 3.69 | 3.69 | |
| 30 x 17 x 16" | 14,12,10" | 15/150 | 5.76 | 5.13 | 4.67 | 4.36 | 4.36 | |
| 30 x 17 x 17" | ECT-51 Double Wall Corrugated | 5/75 | 9.13 | 8.15 | 7.41 | 6.91 | 6.91 | |
| 30 x 18 x 16" | ECT-32 Corrugated | 15/150 | 9.22 | 8.22 | 7.47 | 6.98 | 6.98 | |
| 30 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/120 | 5.44 | 4.85 | 4.41 | 4.11 | 4.11 | |
| 30 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 15.98 | 14.25 | 12.96 | 12.09 | 12.09 | |
| 30 x 20 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 4.71 | 4.20 | 3.82 | 3.56 | 3.56 | |
| 30 x 20 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 6.87 | 6.13 | 5.57 | 5.20 | 5.20 | |
| 30 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 5.56 | 4.96 | 4.51 | 4.21 | 4.21 | |
| 30 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 4.99 | 4.45 | 4.04 | 3.77 | 3.77 | |
| 30 x 20 x 18" | ECT-32 Single Wall Corrugated | 15/150 | 10.16 | 9.06 | 8.23 | 7.69 | 7.69 | |
| 30 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 6.26 | 5.58 | 5.07 | 4.73 | 4.73 | |
| 30 x 20 x 20" | ECT-44 - 18,16,14,12" | 10/120 | 9.33 | 8.32 | 7.56 | 7.06 | 7.06 | |
| 30 x 20 x 20" | ECT-48 Double Wall Corrugated | 10/70 | 9.69 | 8.65 | 7.86 | 7.34 | 7.34 | |
| 30 x 24 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 7.74 | 6.90 | 6.27 | 5.86 | 5.86 | |
| 30 x 24 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 7.25 | 6.46 | 5.88 | 5.48 | 5.48 | |
| 30 x 24 x 12" | 10,8,6,4" | 15/120 | 9.04 | 8.06 | 7.33 | 6.84 | 6.84 | |
| 30 x 24 x 12" | ECT-48 Double Wall Corrugated | 10/70 | 10.83 | 9.66 | 8.78 | 8.20 | 8.20 | |
| 30 x 24 x 20" | ECT-32 Single Wall Corrugated | 15/150 | 11.09 | 9.89 | 8.99 | 8.39 | 8.39 | |
| 30 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 13.69 | 12.21 | 11.10 | 10.36 | 10.36 | |
| 30 x 26 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 13.35 | 11.90 | 10.82 | 10.10 | 10.10 | |
| 30 x 30 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 9.39 | 8.37 | 7.61 | 7.10 | 7.10 | |
| 30 x 30 x 8" | ECT-32 Single Wall Corrugated | 10/120 | 8.24 | 7.35 | 6.68 | 6.23 | 6.23 | |
| 30 x 30 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 10.32 | 9.21 | 8.37 | 7.81 | 7.81 | |
| 30 x 30 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 10.91 | 9.73 | 8.85 | 8.26 | 8.26 | |
| 30 x 30 x 12" | ECT-48 Double Wall Corrugated | 5/75 | 19.18 | 17.11 | 15.55 | 14.51 | 14.51 | |
| 30 x 30 x 16" | ECT-32 Single Wall Corrugated | 10/120 | 9.65 | 8.61 | 7.83 | 7.31 | 7.31 | |
| 30 x 30 x 16" | ECT-48 Double Wall Corrugated | 5/90 | 20.36 | 18.16 | 16.51 | 15.41 | 15.41 | |
| 30 x 30 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 18.36 | 16.38 | 14.89 | 13.90 | 13.90 | |
| 30 x 30 x 20" | ECT-48 Double Wall Corrugated | 5/90 | 22.94 | 20.46 | 18.60 | 17.36 | 17.36 | |
| 30 x 30 x 25" | ECT-32 Single Wall Corrugated | 5/120 | 11.58 | 10.33 | 9.39 | 8.77 | 8.77 | |
| 30 x 30 x 30" | ECT-32 Single Wall Corrugated | 5/120 | 11.95 | 10.66 | 9.69 | 9.04 | 9.04 | |
| 30 x 30 x 30" | ECT-48 Double Wall Corrugated | 5/75 | 19.18 | 17.11 | 15.55 | 14.52 | 14.52 | |
| 30 x 30 x 30" | ECT-90 Triple Wall Corrugated | 5/30 | 61.76 | 55.09 | 50.08 | 46.74 | 46.74 | |
| 30 1/2 x 6 1/2 x 24" | Outside Telescopic HSC | 10/150 | 7.15 | 6.38 | 5.80 | 5.41 | 5.41 | |
| 31 x 16 x 9" | ECT-32 Corrugated | 10/120 | 6.34 | 5.66 | 5.14 | 4.80 | 4.80 | |
| 32 x 6 x 6" | ECT-32 Corrugated | 25/375 | 1.66 | 1.48 | 1.34 | 1.25 | 1.25 | |
| 32 x 8 x 8" | ECT-32 Corrugated | 25/375 | 2.13 | 1.90 | 1.73 | 1.61 | 1.61 | |
| 32 x 10 x 6 1/2" | ECT-32 Corrugated | 20/240 | 3.99 | 3.56 | 3.24 | 3.02 | 3.02 | |
| 32 x 10 x 10" | ECT-32 Corrugated | 20/240 | 4.57 | 4.08 | 3.71 | 3.46 | 3.46 | |
| 32 x 12 x 10" | ECT-32 Corrugated | 20/240 | 3.36 | 3.00 | 2.72 | 2.54 | 2.54 | |
| 32 x 12 x 12" | ECT-32 Corrugated | 20/240 | 3.35 | 2.98 | 2.71 | 2.53 | 2.53 | |
| 32 x 16 x 16" | ECT-32 Corrugated | 15/150 | 8.59 | 7.66 | 6.97 | 6.50 | 6.50 | |
| 32 x 18 x 8" | ECT-32 Corrugated | 15/150 | 4.67 | 4.17 | 3.79 | 3.54 | 3.54 | |
| 32 x 18 x 12" | ECT-32 Corrugated | 15/150 | 4.72 | 4.21 | 3.82 | 3.57 | 3.57 | |
| 32 x 18 x 18" | ECT-32 Corrugated | 15/150 | 7.64 | 6.81 | 6.20 | 5.78 | 5.78 | |
| 32 x 24 x 24" | ECT-32 Corrugated | 15/150 | 12.64 | 11.28 | 10.25 | 9.57 | 9.57 | |
| 32 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 12.77 | 11.39 | 10.35 | 9.66 | 9.66 | |
| 32 x 24 x 24" | ECT-48 Double Wall Corrugated | 5/75 | 14.84 | 13.24 | 12.03 | 11.23 | 11.23 | |
| 32 x 32 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 17.13 | 15.28 | 13.89 | 12.97 | 12.97 | |
| 32 x 32 x 12" | ECT-32 Single Wall Corrugated | 10/150 | 13.98 | 12.47 | 11.34 | 10.58 | 10.58 | |
| 32 x 32 x 32" | ECT-32 Single Wall Corrugated | 5/120 | 14.94 | 13.33 | 12.12 | 11.31 | 11.31 | |
| 32 x 32 x 32" | ECT-48 Double Wall Corrugated | 5/90 | 27.09 | 24.16 | 21.97 | 20.50 | 20.50 | |
| 33 x 8 1/2 x 5" | ECT-32 Single Wall Corrugated | 25/375 | 2.94 | 2.62 | 2.38 | 2.22 | 2.22 | |
| 34 x 10 x 6" | ECT-32 Single Wall Corrugated | 10/300 | 2.36 | 2.11 | 1.92 | 1.79 | 1.79 | |
| 34 x 21 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 9.20 | 8.21 | 7.46 | 6.96 | 6.96 | |
| 34 x 34 x 34" | ECT-32 Single Wall Corrugated | 5/120 | 16.98 | 15.14 | 13.77 | 12.85 | 12.85 | |