| 27 x 14 x 9" | ECT-32 Single Wall Corrugated | 20/240 | $3.15 | $2.96 | $2.71 | $2.54 | $2.48 | |
| 27 x 27 x 27" | ECT-32 Single Wall Corrugated | 5/120 | 10.96 | 10.30 | 9.43 | 8.84 | 8.64 | |
| 28 x 4 x 4" | ECT-32 Single Wall Corrugated | 25/625 | 2.06 | 1.93 | 1.77 | 1.66 | 1.62 | |
| 28 x 5 x 24" | FOL | 10/120 | 5.41 | 5.08 | 4.65 | 4.36 | 4.26 | |
| 28 x 5 x 38" | FOL | 20/120 | 7.60 | 7.14 | 6.54 | 6.13 | 5.99 | |
| 28 x 6 x 6" | ECT-32 Single Wall Corrugated | 20/240 | 1.66 | 1.47 | 1.34 | 1.26 | 1.23 | |
| 28 x 6 x 20" | ECT-44 Single Wall Corrugated | 5/120 | 9.57 | 8.99 | 8.23 | 7.71 | 7.54 | |
| 28 x 6 x 52" | FOL | 5/120 | 14.15 | 13.29 | 12.18 | 11.41 | 11.15 | |
| 28 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 1.87 | 1.76 | 1.61 | 1.51 | 1.48 | |
| 28 x 10 x 10" | ECT-32 Single Wall Corrugated | 25/300 | 2.69 | 2.53 | 2.32 | 2.17 | 2.12 | |
| 28 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/300 | 2.39 | 2.24 | 2.06 | 1.92 | 1.88 | |
| 28 x 12 x 8" | ECT-32 Single Wall Corrugated | 25/300 | 4.12 | 3.87 | 3.55 | 3.32 | 3.25 | |
| 28 x 12 x 12" | ECT-32 Single Wall Corrugated | 20/240 | 3.10 | 2.92 | 2.67 | 2.50 | 2.45 | |
| 28 x 14 x 14" | ECT-32 Single Wall Corrugated | 20/120 | 3.94 | 3.70 | 3.39 | 3.17 | 3.10 | |
| 28 x 16 x 5" | ECT-32 Single Wall Corrugated | 25/300 | 3.25 | 3.13 | 3.02 | 2.81 | 2.79 | |
| 28 x 16 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 3.46 | 3.25 | 2.98 | 2.79 | 2.73 | |
| 28 x 16 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 3.77 | 3.54 | 3.24 | 3.04 | 2.97 | |
| 28 x 16 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 4.06 | 3.82 | 3.50 | 3.27 | 3.20 | |
| 28 x 16 x 14" | ECT-32 Single Wall Corrugated | 15/120 | 4.61 | 4.33 | 3.97 | 3.72 | 3.63 | |
| 28 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 3.21 | 3.02 | 2.77 | 2.59 | 2.53 | |
| 28 x 18 x 6" | ECT-32 Single Wall Corrugated | 20/140 | 6.36 | 5.97 | 5.47 | 5.13 | 5.01 | |
| 28 x 18 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 5.25 | 4.93 | 4.51 | 4.23 | 4.13 | |
| 28 x 18 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 5.61 | 5.27 | 4.82 | 4.52 | 4.42 | |
| 28 x 18 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 4.37 | 4.10 | 3.76 | 3.52 | 3.44 | |
| 28 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/150 | 4.77 | 4.48 | 4.11 | 3.85 | 3.76 | |
| 28 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 11.78 | 11.46 | 11.13 | 10.89 | 10.49 | |
| 28 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 7.06 | 6.63 | 6.07 | 5.69 | 5.56 | |
| 28 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 4.93 | 4.63 | 4.24 | 3.97 | 3.88 | |
| 28 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 5.89 | 5.53 | 5.07 | 4.75 | 4.64 | |
| 28 x 20 x 24" | 22,20,18,16,14" | 10/120 | 7.35 | 7.07 | 6.72 | 6.35 | 5.99 | |
| 28 x 20 x 25" | ECT-32 Single Wall Corrugated | 10/120 | 7.41 | 6.96 | 6.37 | 5.97 | 5.84 | |
| 28 x 24 x 6" | ECT-32 Single Wall Corrugated | 10/240 | 5.21 | 4.89 | 4.48 | 4.20 | 4.10 | |
| 28 x 24 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 13.30 | 12.50 | 11.45 | 10.72 | 10.48 | |
| 28 x 28 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 6.79 | 6.38 | 5.85 | 5.47 | 5.35 | |
| 28 x 28 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 13.37 | 12.56 | 11.51 | 10.78 | 10.54 | |
| 28 x 28 x 10" | ECT-32 Single Wall Corrugated | 10/150 | 12.67 | 11.90 | 10.91 | 10.21 | 9.98 | |
| 28 x 28 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 7.62 | 7.16 | 6.56 | 6.14 | 6.01 | |
| 28 x 28 x 12" | ECT-48 Double Wall Corrugated | 10/90 | 20.72 | 20.13 | 19.84 | 19.55 | 18.97 | |
| 28 x 28 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 9.52 | 8.95 | 8.20 | 7.68 | 7.50 | |
| 28 x 28 x 22" | ECT-32 Single Wall Corrugated | 10/150 | 14.57 | 13.69 | 12.54 | 11.74 | 11.48 | |
| 28 x 28 x 28" | ECT-32 Single Wall Corrugated | 5/120 | 11.02 | 10.35 | 9.48 | 8.88 | 8.68 | |
| 28 x 28 x 28" | ECT-48 Double Wall Corrugated | 5/90 | 21.51 | 20.91 | 20.45 | 20.15 | 19.70 | |
| 29 x 17 x 3" | ECT-32 Single Wall Corrugated | 25/300 | 4.09 | 3.94 | 3.81 | 3.54 | 3.50 | |
| 29 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 3.45 | 3.24 | 2.97 | 2.78 | 2.72 | |
| 29 x 17 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 4.08 | 3.94 | 3.80 | 3.54 | 3.50 | |
| 29 x 17 x 9" | ECT-32 Single Wall Corrugated | 15/150 | 3.92 | 3.68 | 3.37 | 3.16 | 3.08 | |
| 29 x 17 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 4.63 | 4.35 | 3.99 | 3.73 | 3.65 | |
| 29 x 17 x 15" | ECT-32 Single Wall Corrugated | 15/150 | 4.44 | 4.28 | 4.13 | 3.84 | 3.80 | |
| 29 x 17 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 6.09 | 5.73 | 5.25 | 4.91 | 4.80 | |
| 29 x 24 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 15.72 | 14.77 | 13.53 | 12.67 | 12.39 | |
| 30 x 5 x 24" | FOL | 10/120 | 4.01 | 3.77 | 3.45 | 3.23 | 3.16 | |
| 30 x 5 x 30" | FOL | 10/120 | 4.75 | 4.46 | 4.09 | 3.83 | 3.74 | |
| 30 x 6 x 6" | ECT-32 Single Wall Corrugated | 25/375 | 1.69 | 1.59 | 1.46 | 1.36 | 1.33 | |
| 30 x 6 x 24" | ECT-44 Corrugated | 10/140 | 10.28 | 9.66 | 8.85 | 8.29 | 8.10 | |
| 30 x 6 x 24" | Inside Telescopic HSC | 10/150 | 6.38 | 6.00 | 5.49 | 5.15 | 5.03 | |
| 30 x 6 x 30" | ECT-44 Corrugated | 10/120 | 12.02 | 11.30 | 10.35 | 9.69 | 9.47 | |
| 30 x 6 x 40" | ECT-44 Corrugated | 10/140 | 14.85 | 13.95 | 12.78 | 11.97 | 11.70 | |
| 30 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 2.09 | 1.96 | 1.80 | 1.68 | 1.65 | |
| 30 x 10 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 2.57 | 2.41 | 2.21 | 2.07 | 2.02 | |
| 30 x 12 x 4" | ECT-32 Single Wall Corrugated | 25/375 | 4.06 | 3.82 | 3.50 | 3.27 | 3.20 | |
| 30 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/250 | 4.14 | 3.88 | 3.56 | 3.33 | 3.26 | |
| 30 x 12 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 3.23 | 3.03 | 2.78 | 2.60 | 2.54 | |
| 30 x 13 x 13" | ECT-32 Single Wall Corrugated | 20/240 | 4.47 | 4.31 | 4.16 | 3.87 | 3.80 | |
| 30 x 14 x 7" | ECT-32 Single Wall Corrugated | 10/120 | 2.96 | 2.78 | 2.55 | 2.39 | 2.34 | |
| 30 x 14 x 10" | ECT-32 Single Wall Corrugated | 10/120 | 3.42 | 3.21 | 2.94 | 2.76 | 2.69 | |
| 30 x 15 x 15" | ECT-32 Single Wall Corrugated | 15/120 | 4.48 | 4.20 | 3.85 | 3.61 | 3.53 | |
| 30 x 15 x 15" | ECT-48 Double Wall Corrugated | 10/90 | 10.50 | 10.29 | 10.00 | 9.78 | 9.27 | |
| 30 x 17 x 16" | ECT-32 Single Wall Corrugated | 15/150 | 4.86 | 4.56 | 4.18 | 3.91 | 3.83 | |
| 30 x 17 x 16" | 14,12,10" | 15/150 | 5.05 | 4.65 | 4.38 | 4.25 | 4.13 | |
| 30 x 17 x 17" | ECT-51 Double Wall Corrugated | 5/75 | 8.11 | 7.94 | 7.72 | 7.44 | 7.27 | |
| 30 x 18 x 16" | ECT-32 Corrugated | 15/150 | 8.72 | 8.19 | 7.50 | 7.03 | 6.87 | |
| 30 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/120 | 5.64 | 5.30 | 4.86 | 4.55 | 4.45 | |
| 30 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 13.37 | 13.00 | 12.64 | 12.45 | 11.90 | |
| 30 x 20 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 4.08 | 3.84 | 3.51 | 3.29 | 3.22 | |
| 30 x 20 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 6.49 | 6.10 | 5.59 | 5.23 | 5.12 | |
| 30 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 4.93 | 4.63 | 4.24 | 3.97 | 3.88 | |
| 30 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 5.42 | 5.10 | 4.67 | 4.37 | 4.27 | |
| 30 x 20 x 18" | ECT-32 Single Wall Corrugated | 15/150 | 9.60 | 9.02 | 8.26 | 7.74 | 7.57 | |
| 30 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 6.51 | 6.11 | 5.60 | 5.24 | 5.13 | |
| 30 x 20 x 20" | ECT-44 - 18,16,14,12" | 10/120 | 8.82 | 8.29 | 7.59 | 7.11 | 6.95 | |
| 30 x 20 x 20" | ECT-48 Double Wall Corrugated | 10/70 | 11.89 | 11.17 | 10.45 | 9.80 | 9.58 | |
| 30 x 24 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 7.48 | 7.03 | 6.44 | 6.03 | 5.90 | |
| 30 x 24 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 6.85 | 6.44 | 5.90 | 5.52 | 5.40 | |
| 30 x 24 x 12" | 10,8,6,4" | 15/120 | 6.65 | 6.50 | 6.40 | 6.25 | 6.15 | |
| 30 x 24 x 12" | ECT-48 Double Wall Corrugated | 10/70 | 10.63 | 9.97 | 9.43 | 9.10 | 8.90 | |
| 30 x 24 x 20" | ECT-32 Single Wall Corrugated | 15/150 | 10.49 | 9.85 | 9.03 | 8.45 | 8.26 | |
| 30 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 13.55 | 12.73 | 11.67 | 10.93 | 10.68 | |
| 30 x 26 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 12.62 | 11.85 | 10.86 | 10.17 | 9.94 | |
| 30 x 30 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 8.70 | 8.17 | 7.48 | 7.01 | 6.85 | |
| 30 x 30 x 8" | ECT-32 Single Wall Corrugated | 10/120 | 7.70 | 7.24 | 6.63 | 6.21 | 6.07 | |
| 30 x 30 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 8.63 | 8.11 | 7.43 | 6.96 | 6.80 | |
| 30 x 30 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 10.31 | 9.69 | 8.88 | 8.31 | 8.13 | |
| 30 x 30 x 12" | ECT-48 Double Wall Corrugated | 5/75 | 16.26 | 15.82 | 15.38 | 14.95 | 14.29 | |
| 30 x 30 x 16" | ECT-32 Single Wall Corrugated | 10/120 | 9.13 | 8.57 | 7.86 | 7.36 | 7.19 | |
| 30 x 30 x 16" | ECT-48 Double Wall Corrugated | 5/90 | 17.03 | 16.80 | 16.10 | 15.86 | 15.16 | |
| 30 x 30 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 17.00 | 15.97 | 14.63 | 13.70 | 13.39 | |
| 30 x 30 x 20" | ECT-48 Double Wall Corrugated | 5/90 | 19.46 | 18.93 | 18.40 | 17.88 | 17.09 | |
| 30 x 30 x 25" | ECT-32 Single Wall Corrugated | 5/120 | 10.95 | 10.29 | 9.42 | 8.83 | 8.63 | |
| 30 x 30 x 30" | ECT-32 Single Wall Corrugated | 5/120 | 13.09 | 12.29 | 11.26 | 10.55 | 10.31 | |
| 30 x 30 x 30" | ECT-48 Double Wall Corrugated | 5/75 | 24.55 | 23.03 | 22.68 | 21.66 | 21.50 | |
| 30 x 30 x 30" | ECT-90 Triple Wall Corrugated | 5/30 | 51.31 | 50.25 | 49.54 | 47.77 | 46.71 | |
| 30 1/2 x 6 1/2 x 24" | Outside Telescopic HSC | 10/150 | 6.70 | 6.29 | 5.76 | 5.40 | 5.28 | |
| 31 x 16 x 9" | ECT-32 Corrugated | 10/120 | 5.24 | 5.05 | 4.88 | 4.64 | 4.62 | |
| 32 x 6 x 6" | ECT-32 Corrugated | 25/375 | 2.22 | 1.73 | 1.59 | 1.49 | 1.45 | |
| 32 x 8 x 8" | ECT-32 Corrugated | 25/375 | 2.06 | 1.93 | 1.77 | 1.66 | 1.62 | |
| 32 x 10 x 6 1/2" | ECT-32 Corrugated | 20/240 | 3.59 | 3.37 | 3.09 | 2.89 | 2.83 | |
| 32 x 10 x 10" | ECT-32 Corrugated | 20/240 | 4.32 | 4.06 | 3.72 | 3.48 | 3.41 | |
| 32 x 12 x 10" | ECT-32 Corrugated | 20/240 | 3.18 | 2.98 | 2.73 | 2.56 | 2.50 | |
| 32 x 12 x 12" | ECT-32 Corrugated | 20/240 | 3.36 | 3.15 | 2.89 | 2.71 | 2.65 | |
| 32 x 16 x 16" | ECT-32 Corrugated | 15/150 | 7.96 | 7.47 | 6.85 | 6.41 | 6.27 | |
| 32 x 18 x 8" | ECT-32 Corrugated | 15/150 | 4.42 | 4.15 | 3.80 | 3.56 | 3.48 | |
| 32 x 18 x 12" | ECT-32 Corrugated | 15/150 | 5.00 | 4.70 | 4.31 | 4.03 | 3.94 | |
| 32 x 18 x 18" | ECT-32 Corrugated | 15/150 | 6.93 | 6.51 | 5.97 | 5.59 | 5.46 | |
| 32 x 24 x 24" | ECT-32 Corrugated | 15/150 | 11.95 | 11.23 | 10.29 | 9.63 | 9.42 | |
| 32 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 11.47 | 10.77 | 9.87 | 9.24 | 9.04 | |
| 32 x 24 x 24" | ECT-48 Double Wall Corrugated | 5/75 | 13.09 | 12.73 | 12.38 | 12.20 | 11.66 | |
| 32 x 32 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 16.20 | 15.22 | 13.94 | 13.06 | 12.76 | |
| 32 x 32 x 12" | ECT-32 Single Wall Corrugated | 10/150 | 13.22 | 12.42 | 11.38 | 10.66 | 10.41 | |
| 32 x 32 x 32" | ECT-32 Single Wall Corrugated | 5/120 | 14.13 | 13.27 | 12.16 | 11.39 | 11.13 | |
| 32 x 32 x 32" | ECT-48 Double Wall Corrugated | 5/90 | 24.84 | 23.29 | 22.51 | 21.11 | 20.65 | |
| 33 x 8 1/2 x 5" | ECT-32 Single Wall Corrugated | 25/375 | 2.78 | 2.61 | 2.39 | 2.24 | 2.19 | |
| 34 x 10 x 6" | ECT-32 Single Wall Corrugated | 10/300 | 2.47 | 2.32 | 2.12 | 1.99 | 1.94 | |
| 34 x 21 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 8.70 | 8.17 | 7.49 | 7.01 | 6.86 | |
| 34 x 34 x 34" | ECT-32 Single Wall Corrugated | 5/120 | 16.05 | 15.08 | 13.81 | 12.94 | 12.65 | |