| 27 x 14 x 9" | ECT-32 Single Wall Corrugated | 20/240 | $3.34 | $3.22 | $3.09 | $2.97 | $2.87 | |
| 27 x 27 x 27" | ECT-32 Single Wall Corrugated | 5/120 | 9.69 | 9.34 | 8.99 | 8.64 | 8.35 | |
| 28 x 4 x 4" | ECT-32 Single Wall Corrugated | 25/625 | 1.95 | 1.88 | 1.81 | 1.74 | 1.68 | |
| 28 x 5 x 24" | FOL | 10/120 | 4.18 | 4.03 | 3.88 | 3.73 | 3.60 | |
| 28 x 5 x 38" | FOL | 20/120 | 7.21 | 6.95 | 6.69 | 6.43 | 6.21 | |
| 28 x 6 x 6" | ECT-32 Single Wall Corrugated | 20/240 | 1.28 | 1.23 | 1.19 | 1.14 | 1.10 | |
| 28 x 6 x 20" | ECT-44 Single Wall Corrugated | 5/120 | 8.26 | 7.96 | 7.66 | 7.36 | 7.11 | |
| 28 x 6 x 52" | FOL | 5/120 | 13.43 | 12.95 | 12.46 | 11.98 | 11.57 | |
| 28 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 1.78 | 1.71 | 1.65 | 1.58 | 1.53 | |
| 28 x 10 x 10" | ECT-32 Single Wall Corrugated | 25/300 | 2.69 | 2.59 | 2.50 | 2.40 | 2.32 | |
| 28 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/300 | 2.31 | 2.23 | 2.15 | 2.06 | 1.99 | |
| 28 x 12 x 8" | ECT-32 Single Wall Corrugated | 25/300 | 3.91 | 3.77 | 3.63 | 3.49 | 3.37 | |
| 28 x 12 x 12" | ECT-32 Single Wall Corrugated | 20/240 | 2.95 | 2.84 | 2.73 | 2.63 | 2.54 | |
| 28 x 14 x 14" | ECT-32 Single Wall Corrugated | 20/120 | 3.73 | 3.60 | 3.46 | 3.33 | 3.22 | |
| 28 x 16 x 5" | ECT-32 Single Wall Corrugated | 25/300 | 4.76 | 4.59 | 4.42 | 4.25 | 4.10 | |
| 28 x 16 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 3.28 | 3.17 | 3.05 | 2.93 | 2.83 | |
| 28 x 16 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 3.60 | 3.47 | 3.34 | 3.21 | 3.10 | |
| 28 x 16 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 3.86 | 3.72 | 3.58 | 3.44 | 3.32 | |
| 28 x 16 x 14" | ECT-32 Single Wall Corrugated | 15/120 | 4.38 | 4.22 | 4.06 | 3.90 | 3.77 | |
| 28 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 3.23 | 3.11 | 2.99 | 2.88 | 2.78 | |
| 28 x 18 x 6" | ECT-32 Single Wall Corrugated | 20/140 | 6.13 | 5.91 | 5.68 | 5.46 | 5.28 | |
| 28 x 18 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 4.98 | 4.80 | 4.62 | 4.44 | 4.29 | |
| 28 x 18 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 5.32 | 5.13 | 4.94 | 4.74 | 4.58 | |
| 28 x 18 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 4.14 | 3.99 | 3.84 | 3.69 | 3.57 | |
| 28 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/150 | 4.13 | 3.98 | 3.83 | 3.69 | 3.56 | |
| 28 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 12.64 | 12.18 | 11.72 | 11.27 | 10.89 | |
| 28 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 6.70 | 6.46 | 6.21 | 5.97 | 5.77 | |
| 28 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 4.68 | 4.51 | 4.34 | 4.17 | 4.03 | |
| 28 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 5.59 | 5.39 | 5.19 | 4.98 | 4.82 | |
| 28 x 20 x 24" | 22,20,18,16,14" | 10/120 | 10.48 | 10.10 | 9.72 | 9.35 | 9.03 | |
| 28 x 20 x 25" | ECT-32 Single Wall Corrugated | 10/120 | 7.03 | 6.78 | 6.52 | 6.27 | 6.06 | |
| 28 x 24 x 6" | ECT-32 Single Wall Corrugated | 10/240 | 4.26 | 4.10 | 3.95 | 3.80 | 3.67 | |
| 28 x 24 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 12.63 | 12.17 | 11.71 | 11.26 | 10.88 | |
| 28 x 28 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 6.45 | 6.21 | 5.98 | 5.75 | 5.55 | |
| 28 x 28 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 12.69 | 12.23 | 11.77 | 11.32 | 10.93 | |
| 28 x 28 x 10" | ECT-32 Single Wall Corrugated | 10/150 | 12.03 | 11.59 | 11.16 | 10.72 | 10.36 | |
| 28 x 28 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 7.23 | 6.97 | 6.71 | 6.45 | 6.23 | |
| 28 x 28 x 12" | ECT-48 Double Wall Corrugated | 10/90 | 20.02 | 19.30 | 18.57 | 17.85 | 17.25 | |
| 28 x 28 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 9.23 | 8.90 | 8.56 | 8.23 | 7.95 | |
| 28 x 28 x 22" | ECT-32 Single Wall Corrugated | 10/150 | 13.83 | 13.33 | 12.83 | 12.33 | 11.91 | |
| 28 x 28 x 28" | ECT-32 Single Wall Corrugated | 5/120 | 10.69 | 10.30 | 9.91 | 9.53 | 9.21 | |
| 28 x 28 x 28" | ECT-48 Double Wall Corrugated | 5/90 | 23.73 | 22.87 | 22.01 | 21.15 | 20.44 | |
| 29 x 17 x 3" | ECT-32 Single Wall Corrugated | 25/300 | 4.94 | 4.76 | 4.58 | 4.40 | 4.25 | |
| 29 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 3.27 | 3.15 | 3.04 | 2.92 | 2.82 | |
| 29 x 17 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 5.74 | 5.53 | 5.33 | 5.12 | 4.95 | |
| 29 x 17 x 9" | ECT-32 Single Wall Corrugated | 15/150 | 3.72 | 3.58 | 3.45 | 3.31 | 3.20 | |
| 29 x 17 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 3.58 | 3.45 | 3.32 | 3.19 | 3.09 | |
| 29 x 17 x 15" | ECT-32 Single Wall Corrugated | 15/150 | 4.72 | 4.55 | 4.38 | 4.21 | 4.06 | |
| 29 x 17 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 5.78 | 5.58 | 5.37 | 5.16 | 4.98 | |
| 29 x 24 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 14.92 | 14.38 | 13.84 | 13.30 | 12.85 | |
| 30 x 5 x 24" | FOL | 10/120 | 3.29 | 3.18 | 3.06 | 2.94 | 2.84 | |
| 30 x 5 x 30" | FOL | 10/120 | 4.51 | 4.34 | 4.18 | 4.02 | 3.88 | |
| 30 x 6 x 6" | ECT-32 Single Wall Corrugated | 25/375 | 1.64 | 1.58 | 1.52 | 1.47 | 1.42 | |
| 30 x 6 x 24" | ECT-44 Corrugated | 10/140 | 9.76 | 9.41 | 9.06 | 8.70 | 8.41 | |
| 30 x 6 x 24" | Inside Telescopic HSC | 10/150 | 6.14 | 5.92 | 5.70 | 5.47 | 5.29 | |
| 30 x 6 x 30" | ECT-44 Corrugated | 10/120 | 11.41 | 11.00 | 10.59 | 10.17 | 9.83 | |
| 30 x 6 x 40" | ECT-44 Corrugated | 10/140 | 14.10 | 13.59 | 13.08 | 12.57 | 12.14 | |
| 30 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 1.59 | 1.53 | 1.47 | 1.42 | 1.37 | |
| 30 x 10 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 2.16 | 2.08 | 2.00 | 1.92 | 1.86 | |
| 30 x 12 x 4" | ECT-32 Single Wall Corrugated | 25/375 | 3.86 | 3.72 | 3.58 | 3.44 | 3.32 | |
| 30 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/250 | 3.92 | 3.78 | 3.64 | 3.50 | 3.38 | |
| 30 x 12 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 2.70 | 2.60 | 2.51 | 2.41 | 2.33 | |
| 30 x 13 x 13" | ECT-32 Single Wall Corrugated | 20/240 | 5.48 | 5.28 | 5.09 | 4.89 | 4.72 | |
| 30 x 14 x 7" | ECT-32 Single Wall Corrugated | 10/120 | 2.38 | 2.30 | 2.21 | 2.12 | 2.05 | |
| 30 x 14 x 10" | ECT-32 Single Wall Corrugated | 10/120 | 2.78 | 2.68 | 2.58 | 2.48 | 2.39 | |
| 30 x 15 x 15" | ECT-32 Single Wall Corrugated | 15/120 | 3.48 | 3.36 | 3.23 | 3.11 | 3.00 | |
| 30 x 15 x 15" | ECT-48 Double Wall Corrugated | 10/90 | 11.34 | 10.93 | 10.52 | 10.11 | 9.77 | |
| 30 x 17 x 16" | ECT-32 Single Wall Corrugated | 15/150 | 4.61 | 4.44 | 4.27 | 4.11 | 3.97 | |
| 30 x 17 x 16" | 14,12,10" | 15/150 | 5.17 | 4.98 | 4.79 | 4.60 | 4.45 | |
| 30 x 17 x 17" | ECT-51 Double Wall Corrugated | 5/75 | 9.01 | 8.68 | 8.36 | 8.03 | 7.76 | |
| 30 x 18 x 16" | ECT-32 Corrugated | 15/150 | 8.27 | 7.97 | 7.67 | 7.37 | 7.13 | |
| 30 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/120 | 4.16 | 4.01 | 3.86 | 3.71 | 3.58 | |
| 30 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 14.34 | 13.82 | 13.30 | 12.78 | 12.35 | |
| 30 x 20 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 3.88 | 3.74 | 3.60 | 3.46 | 3.34 | |
| 30 x 20 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 6.16 | 5.94 | 5.72 | 5.50 | 5.31 | |
| 30 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 3.75 | 3.62 | 3.48 | 3.35 | 3.23 | |
| 30 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 5.15 | 4.96 | 4.78 | 4.59 | 4.43 | |
| 30 x 20 x 18" | ECT-32 Single Wall Corrugated | 15/150 | 9.11 | 8.78 | 8.45 | 8.13 | 7.85 | |
| 30 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 5.24 | 5.05 | 4.86 | 4.67 | 4.51 | |
| 30 x 20 x 20" | ECT-44 - 18,16,14,12" | 10/120 | 8.37 | 8.07 | 7.77 | 7.46 | 7.21 | |
| 30 x 20 x 20" | ECT-48 Double Wall Corrugated | 10/70 | 8.45 | 8.15 | 7.84 | 7.54 | 7.28 | |
| 30 x 24 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 7.25 | 6.99 | 6.73 | 6.47 | 6.25 | |
| 30 x 24 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 6.50 | 6.27 | 6.03 | 5.80 | 5.60 | |
| 30 x 24 x 12" | 10,8,6,4" | 15/120 | 8.11 | 7.82 | 7.52 | 7.23 | 6.98 | |
| 30 x 24 x 12" | ECT-48 Double Wall Corrugated | 10/70 | 10.41 | 10.03 | 9.65 | 9.28 | 8.96 | |
| 30 x 24 x 20" | ECT-32 Single Wall Corrugated | 15/150 | 9.95 | 9.59 | 9.23 | 8.87 | 8.57 | |
| 30 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 12.28 | 11.84 | 11.40 | 10.95 | 10.58 | |
| 30 x 26 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 11.98 | 11.54 | 11.11 | 10.68 | 10.32 | |
| 30 x 30 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 8.25 | 7.96 | 7.66 | 7.36 | 7.11 | |
| 30 x 30 x 8" | ECT-32 Single Wall Corrugated | 10/120 | 6.22 | 6.00 | 5.77 | 5.55 | 5.36 | |
| 30 x 30 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 8.44 | 8.13 | 7.83 | 7.52 | 7.27 | |
| 30 x 30 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 9.79 | 9.43 | 9.08 | 8.73 | 8.43 | |
| 30 x 30 x 12" | ECT-48 Double Wall Corrugated | 5/75 | 17.93 | 17.28 | 16.63 | 15.98 | 15.44 | |
| 30 x 30 x 16" | ECT-32 Single Wall Corrugated | 10/120 | 7.82 | 7.54 | 7.26 | 6.97 | 6.74 | |
| 30 x 30 x 16" | ECT-48 Double Wall Corrugated | 5/90 | 18.27 | 17.61 | 16.95 | 16.29 | 15.74 | |
| 30 x 30 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 16.20 | 15.61 | 15.02 | 14.44 | 13.95 | |
| 30 x 30 x 20" | ECT-48 Double Wall Corrugated | 5/90 | 20.59 | 19.84 | 19.10 | 18.36 | 17.74 | |
| 30 x 30 x 25" | ECT-32 Single Wall Corrugated | 5/120 | 10.39 | 10.02 | 9.64 | 9.27 | 8.95 | |
| 30 x 30 x 30" | ECT-32 Single Wall Corrugated | 5/120 | 10.69 | 10.30 | 9.92 | 9.53 | 9.21 | |
| 30 x 30 x 30" | ECT-48 Double Wall Corrugated | 5/75 | 19.64 | 18.93 | 18.22 | 17.51 | 16.92 | |
| 30 x 30 x 30" | ECT-90 Triple Wall Corrugated | 5/30 | 55.42 | 53.42 | 51.41 | 49.41 | 47.74 | |
| 30 1/2 x 6 1/2 x 24" | Outside Telescopic HSC | 10/150 | 6.42 | 6.19 | 5.96 | 5.72 | 5.53 | |
| 31 x 16 x 9" | ECT-32 Corrugated | 10/120 | 5.69 | 5.48 | 5.28 | 5.07 | 4.90 | |
| 32 x 6 x 6" | ECT-32 Corrugated | 25/375 | 1.52 | 1.47 | 1.41 | 1.36 | 1.31 | |
| 32 x 8 x 8" | ECT-32 Corrugated | 25/375 | 1.75 | 1.69 | 1.63 | 1.56 | 1.51 | |
| 32 x 10 x 6 1/2" | ECT-32 Corrugated | 20/240 | 3.40 | 3.28 | 3.16 | 3.04 | 2.93 | |
| 32 x 10 x 10" | ECT-32 Corrugated | 20/240 | 4.07 | 3.92 | 3.77 | 3.63 | 3.51 | |
| 32 x 12 x 10" | ECT-32 Corrugated | 20/240 | 3.01 | 2.91 | 2.80 | 2.69 | 2.60 | |
| 32 x 12 x 12" | ECT-32 Corrugated | 20/240 | 3.19 | 3.07 | 2.96 | 2.84 | 2.74 | |
| 32 x 16 x 16" | ECT-32 Corrugated | 15/150 | 7.33 | 7.07 | 6.80 | 6.54 | 6.32 | |
| 32 x 18 x 8" | ECT-32 Corrugated | 15/150 | 4.19 | 4.04 | 3.89 | 3.74 | 3.61 | |
| 32 x 18 x 12" | ECT-32 Corrugated | 15/150 | 4.00 | 3.85 | 3.71 | 3.56 | 3.44 | |
| 32 x 18 x 18" | ECT-32 Corrugated | 15/150 | 6.58 | 6.34 | 6.11 | 5.87 | 5.67 | |
| 32 x 24 x 24" | ECT-32 Corrugated | 15/150 | 11.34 | 10.93 | 10.52 | 10.11 | 9.77 | |
| 32 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 9.78 | 9.42 | 9.07 | 8.72 | 8.42 | |
| 32 x 24 x 24" | ECT-48 Double Wall Corrugated | 5/75 | 14.04 | 13.53 | 13.02 | 12.52 | 12.09 | |
| 32 x 32 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 15.37 | 14.82 | 14.26 | 13.71 | 13.24 | |
| 32 x 32 x 12" | ECT-32 Single Wall Corrugated | 10/150 | 12.55 | 12.09 | 11.64 | 11.19 | 10.81 | |
| 32 x 32 x 32" | ECT-32 Single Wall Corrugated | 5/120 | 13.41 | 12.92 | 12.44 | 11.96 | 11.55 | |
| 32 x 32 x 32" | ECT-48 Double Wall Corrugated | 5/90 | 24.31 | 23.43 | 22.55 | 21.67 | 20.94 | |
| 33 x 8 1/2 x 5" | ECT-32 Single Wall Corrugated | 25/375 | 2.64 | 2.54 | 2.45 | 2.35 | 2.27 | |
| 34 x 10 x 6" | ECT-32 Single Wall Corrugated | 10/300 | 2.34 | 2.26 | 2.17 | 2.09 | 2.02 | |
| 34 x 21 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 8.26 | 7.96 | 7.66 | 7.36 | 7.11 | |
| 34 x 34 x 34" | ECT-32 Single Wall Corrugated | 5/120 | 15.23 | 14.68 | 14.13 | 13.58 | 13.12 | |