| 27 x 14 x 9" | ECT-32 Single Wall Corrugated | 20/240 | $4.24 | $4.04 | $3.94 | $3.84 | $3.72 | |
| 27 x 27 x 27" | ECT-32 Single Wall Corrugated | 5/120 | 12.32 | 11.74 | 11.45 | 11.15 | 10.80 | |
| 28 x 4 x 4" | ECT-32 Single Wall Corrugated | 25/625 | 2.48 | 2.36 | 2.30 | 2.25 | 2.17 | |
| 28 x 5 x 24" | FOL | 10/120 | 6.52 | 6.21 | 6.06 | 5.90 | 5.72 | |
| 28 x 5 x 38" | FOL | 20/120 | 9.17 | 8.74 | 8.52 | 8.30 | 8.04 | |
| 28 x 6 x 6" | ECT-32 Single Wall Corrugated | 20/240 | 1.96 | 1.87 | 1.82 | 1.78 | 1.72 | |
| 28 x 6 x 20" | ECT-44 Single Wall Corrugated | 5/120 | 10.50 | 10.00 | 9.75 | 9.50 | 9.20 | |
| 28 x 6 x 52" | FOL | 5/120 | 17.07 | 16.26 | 15.86 | 15.45 | 14.97 | |
| 28 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 2.26 | 2.15 | 2.10 | 2.05 | 1.98 | |
| 28 x 10 x 10" | ECT-32 Single Wall Corrugated | 25/300 | 3.42 | 3.26 | 3.18 | 3.09 | 3.00 | |
| 28 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/300 | 2.94 | 2.80 | 2.73 | 2.66 | 2.58 | |
| 28 x 12 x 8" | ECT-32 Single Wall Corrugated | 25/300 | 4.97 | 4.74 | 4.62 | 4.50 | 4.36 | |
| 28 x 12 x 12" | ECT-32 Single Wall Corrugated | 20/240 | 3.75 | 3.57 | 3.48 | 3.39 | 3.28 | |
| 28 x 14 x 14" | ECT-32 Single Wall Corrugated | 20/120 | 4.75 | 4.52 | 4.41 | 4.30 | 4.16 | |
| 28 x 16 x 5" | ECT-32 Single Wall Corrugated | 25/300 | 6.06 | 5.77 | 5.63 | 5.48 | 5.31 | |
| 28 x 16 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 4.17 | 3.98 | 3.88 | 3.78 | 3.66 | |
| 28 x 16 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 4.58 | 4.36 | 4.25 | 4.14 | 4.01 | |
| 28 x 16 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 4.90 | 4.67 | 4.55 | 4.44 | 4.30 | |
| 28 x 16 x 14" | ECT-32 Single Wall Corrugated | 15/120 | 5.56 | 5.30 | 5.17 | 5.03 | 4.88 | |
| 28 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 4.10 | 3.91 | 3.81 | 3.71 | 3.60 | |
| 28 x 18 x 6" | ECT-32 Single Wall Corrugated | 20/140 | 7.67 | 7.31 | 7.13 | 6.94 | 6.73 | |
| 28 x 18 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 6.33 | 6.03 | 5.88 | 5.73 | 5.55 | |
| 28 x 18 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 6.76 | 6.44 | 6.28 | 6.12 | 5.93 | |
| 28 x 18 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 5.27 | 5.02 | 4.89 | 4.77 | 4.62 | |
| 28 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/150 | 6.51 | 6.21 | 6.05 | 5.90 | 5.71 | |
| 28 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 16.16 | 15.40 | 15.01 | 14.63 | 14.17 | |
| 28 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 8.51 | 8.11 | 7.91 | 7.71 | 7.47 | |
| 28 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 5.95 | 5.67 | 5.53 | 5.38 | 5.22 | |
| 28 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 7.18 | 6.84 | 6.67 | 6.50 | 6.29 | |
| 28 x 20 x 24" | 22,20,18,16,14" | 10/120 | 13.32 | 12.69 | 12.38 | 12.06 | 11.68 | |
| 28 x 20 x 25" | ECT-32 Single Wall Corrugated | 10/120 | 8.09 | 7.71 | 7.52 | 7.33 | 7.10 | |
| 28 x 24 x 6" | ECT-32 Single Wall Corrugated | 10/240 | 5.99 | 5.70 | 5.56 | 5.42 | 5.25 | |
| 28 x 24 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 16.05 | 15.29 | 14.91 | 14.53 | 14.07 | |
| 28 x 28 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 8.21 | 7.82 | 7.62 | 7.43 | 7.20 | |
| 28 x 28 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 16.13 | 15.37 | 14.99 | 14.60 | 14.15 | |
| 28 x 28 x 10" | ECT-32 Single Wall Corrugated | 10/150 | 13.80 | 13.14 | 12.82 | 12.49 | 12.10 | |
| 28 x 28 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 9.20 | 8.76 | 8.54 | 8.32 | 8.06 | |
| 28 x 28 x 12" | ECT-48 Double Wall Corrugated | 10/90 | 25.66 | 24.45 | 23.84 | 23.23 | 22.50 | |
| 28 x 28 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 11.73 | 11.18 | 10.90 | 10.62 | 10.29 | |
| 28 x 28 x 22" | ECT-32 Single Wall Corrugated | 10/150 | 17.58 | 16.74 | 16.33 | 15.91 | 15.41 | |
| 28 x 28 x 28" | ECT-32 Single Wall Corrugated | 5/120 | 13.58 | 12.94 | 12.62 | 12.30 | 11.91 | |
| 28 x 28 x 28" | ECT-48 Double Wall Corrugated | 5/90 | 30.16 | 28.73 | 28.01 | 27.30 | 26.44 | |
| 29 x 17 x 3" | ECT-32 Single Wall Corrugated | 25/300 | 6.28 | 5.98 | 5.83 | 5.68 | 5.50 | |
| 29 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 4.16 | 3.96 | 3.86 | 3.76 | 3.65 | |
| 29 x 17 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 7.30 | 6.95 | 6.78 | 6.61 | 6.40 | |
| 29 x 17 x 9" | ECT-32 Single Wall Corrugated | 15/150 | 4.72 | 4.50 | 4.39 | 4.28 | 4.14 | |
| 29 x 17 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 5.62 | 5.35 | 5.22 | 5.09 | 4.93 | |
| 29 x 17 x 15" | ECT-32 Single Wall Corrugated | 15/150 | 6.00 | 5.71 | 5.57 | 5.43 | 5.26 | |
| 29 x 17 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 7.35 | 7.00 | 6.83 | 6.66 | 6.45 | |
| 29 x 24 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 18.97 | 18.07 | 17.62 | 17.17 | 16.63 | |
| 30 x 5 x 24" | FOL | 10/120 | 4.58 | 4.36 | 4.25 | 4.15 | 4.01 | |
| 30 x 5 x 30" | FOL | 10/120 | 5.73 | 5.46 | 5.32 | 5.19 | 5.02 | |
| 30 x 6 x 6" | ECT-32 Single Wall Corrugated | 25/375 | 1.95 | 1.85 | 1.81 | 1.76 | 1.71 | |
| 30 x 6 x 24" | ECT-44 Corrugated | 10/140 | 12.41 | 11.82 | 11.53 | 11.23 | 10.88 | |
| 30 x 6 x 24" | Inside Telescopic HSC | 10/150 | 7.80 | 7.43 | 7.25 | 7.06 | 6.84 | |
| 30 x 6 x 30" | ECT-44 Corrugated | 10/120 | 15.11 | 14.39 | 14.04 | 13.68 | 13.25 | |
| 30 x 6 x 40" | ECT-44 Corrugated | 10/140 | 17.92 | 17.07 | 16.64 | 16.22 | 15.71 | |
| 30 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 2.50 | 2.39 | 2.33 | 2.27 | 2.20 | |
| 30 x 10 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 3.12 | 2.97 | 2.89 | 2.82 | 2.73 | |
| 30 x 12 x 4" | ECT-32 Single Wall Corrugated | 25/375 | 4.90 | 4.67 | 4.55 | 4.44 | 4.30 | |
| 30 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/250 | 5.20 | 4.95 | 4.83 | 4.70 | 4.56 | |
| 30 x 12 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 3.90 | 3.71 | 3.62 | 3.53 | 3.42 | |
| 30 x 13 x 13" | ECT-32 Single Wall Corrugated | 20/240 | 6.97 | 6.64 | 6.47 | 6.31 | 6.11 | |
| 30 x 14 x 7" | ECT-32 Single Wall Corrugated | 10/120 | 3.58 | 3.41 | 3.32 | 3.24 | 3.14 | |
| 30 x 14 x 10" | ECT-32 Single Wall Corrugated | 10/120 | 4.13 | 3.93 | 3.83 | 3.73 | 3.62 | |
| 30 x 15 x 15" | ECT-32 Single Wall Corrugated | 15/120 | 5.40 | 5.14 | 5.02 | 4.89 | 4.73 | |
| 30 x 15 x 15" | ECT-48 Double Wall Corrugated | 10/90 | 14.42 | 13.74 | 13.39 | 13.05 | 12.64 | |
| 30 x 17 x 16" | ECT-32 Single Wall Corrugated | 15/150 | 5.86 | 5.58 | 5.44 | 5.30 | 5.14 | |
| 30 x 17 x 16" | 14,12,10" | 15/150 | 6.57 | 6.25 | 6.10 | 5.94 | 5.76 | |
| 30 x 17 x 17" | ECT-51 Double Wall Corrugated | 5/75 | 11.45 | 10.91 | 10.64 | 10.37 | 10.04 | |
| 30 x 18 x 16" | ECT-32 Corrugated | 15/150 | 9.98 | 9.50 | 9.27 | 9.03 | 8.75 | |
| 30 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/120 | 6.81 | 6.49 | 6.33 | 6.16 | 5.97 | |
| 30 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 18.23 | 17.36 | 16.93 | 16.50 | 15.98 | |
| 30 x 20 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 4.48 | 4.26 | 4.16 | 4.05 | 3.93 | |
| 30 x 20 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 7.83 | 7.46 | 7.28 | 7.09 | 6.87 | |
| 30 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 6.34 | 6.04 | 5.89 | 5.74 | 5.56 | |
| 30 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 6.14 | 5.85 | 5.70 | 5.56 | 5.38 | |
| 30 x 20 x 18" | ECT-32 Single Wall Corrugated | 15/150 | 11.58 | 11.03 | 10.76 | 10.49 | 10.16 | |
| 30 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 7.85 | 7.48 | 7.29 | 7.11 | 6.88 | |
| 30 x 20 x 20" | ECT-44 - 18,16,14,12" | 10/120 | 10.64 | 10.14 | 9.88 | 9.63 | 9.33 | |
| 30 x 20 x 20" | ECT-48 Double Wall Corrugated | 10/70 | 12.41 | 11.82 | 11.52 | 11.23 | 10.88 | |
| 30 x 24 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 7.60 | 7.24 | 7.06 | 6.88 | 6.66 | |
| 30 x 24 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 8.27 | 7.87 | 7.68 | 7.48 | 7.25 | |
| 30 x 24 x 12" | 10,8,6,4" | 15/120 | 10.31 | 9.82 | 9.57 | 9.33 | 9.04 | |
| 30 x 24 x 12" | ECT-48 Double Wall Corrugated | 10/70 | 13.23 | 12.60 | 12.29 | 11.97 | 11.60 | |
| 30 x 24 x 20" | ECT-32 Single Wall Corrugated | 15/150 | 12.98 | 12.36 | 12.05 | 11.75 | 11.38 | |
| 30 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 15.61 | 14.87 | 14.50 | 14.13 | 13.69 | |
| 30 x 26 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 15.22 | 14.50 | 14.14 | 13.78 | 13.35 | |
| 30 x 30 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 10.49 | 9.99 | 9.75 | 9.50 | 9.20 | |
| 30 x 30 x 8" | ECT-32 Single Wall Corrugated | 10/120 | 9.39 | 8.95 | 8.73 | 8.50 | 8.24 | |
| 30 x 30 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 10.73 | 10.22 | 9.96 | 9.71 | 9.40 | |
| 30 x 30 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 12.44 | 11.85 | 11.56 | 11.26 | 10.91 | |
| 30 x 30 x 12" | ECT-48 Double Wall Corrugated | 5/75 | 21.87 | 20.84 | 20.32 | 19.80 | 19.18 | |
| 30 x 30 x 16" | ECT-32 Single Wall Corrugated | 10/120 | 11.01 | 10.49 | 10.23 | 9.97 | 9.65 | |
| 30 x 30 x 16" | ECT-48 Double Wall Corrugated | 5/90 | 23.22 | 22.12 | 21.57 | 21.02 | 20.36 | |
| 30 x 30 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 20.51 | 19.54 | 19.05 | 18.57 | 17.98 | |
| 30 x 30 x 20" | ECT-48 Double Wall Corrugated | 5/90 | 26.17 | 24.93 | 24.31 | 23.69 | 22.94 | |
| 30 x 30 x 25" | ECT-32 Single Wall Corrugated | 5/120 | 13.21 | 12.58 | 12.27 | 11.96 | 11.58 | |
| 30 x 30 x 30" | ECT-32 Single Wall Corrugated | 5/120 | 13.95 | 13.28 | 12.95 | 12.62 | 12.23 | |
| 30 x 30 x 30" | ECT-48 Double Wall Corrugated | 5/75 | 26.02 | 24.78 | 24.17 | 23.55 | 22.81 | |
| 30 x 30 x 30" | ECT-90 Triple Wall Corrugated | 5/30 | 70.44 | 67.10 | 65.43 | 63.77 | 61.76 | |
| 30 1/2 x 6 1/2 x 24" | Outside Telescopic HSC | 10/150 | 8.16 | 7.77 | 7.58 | 7.39 | 7.15 | |
| 31 x 16 x 9" | ECT-32 Corrugated | 10/120 | 7.23 | 6.89 | 6.72 | 6.55 | 6.34 | |
| 32 x 6 x 6" | ECT-32 Corrugated | 25/375 | 2.20 | 2.09 | 2.04 | 1.99 | 1.93 | |
| 32 x 8 x 8" | ECT-32 Corrugated | 25/375 | 2.48 | 2.36 | 2.30 | 2.24 | 2.17 | |
| 32 x 10 x 6 1/2" | ECT-32 Corrugated | 20/240 | 4.33 | 4.12 | 4.02 | 3.92 | 3.79 | |
| 32 x 10 x 10" | ECT-32 Corrugated | 20/240 | 5.43 | 5.18 | 5.05 | 4.92 | 4.76 | |
| 32 x 12 x 10" | ECT-32 Corrugated | 20/240 | 3.83 | 3.65 | 3.56 | 3.47 | 3.36 | |
| 32 x 12 x 12" | ECT-32 Corrugated | 20/240 | 3.91 | 3.72 | 3.63 | 3.54 | 3.42 | |
| 32 x 16 x 16" | ECT-32 Corrugated | 15/150 | 9.60 | 9.14 | 8.92 | 8.69 | 8.42 | |
| 32 x 18 x 8" | ECT-32 Corrugated | 15/150 | 5.33 | 5.08 | 4.95 | 4.82 | 4.67 | |
| 32 x 18 x 12" | ECT-32 Corrugated | 15/150 | 6.30 | 6.00 | 5.85 | 5.71 | 5.53 | |
| 32 x 18 x 18" | ECT-32 Corrugated | 15/150 | 8.37 | 7.97 | 7.77 | 7.57 | 7.34 | |
| 32 x 24 x 24" | ECT-32 Corrugated | 15/150 | 14.42 | 13.74 | 13.39 | 13.05 | 12.64 | |
| 32 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 14.56 | 13.87 | 13.53 | 13.18 | 12.77 | |
| 32 x 24 x 24" | ECT-48 Double Wall Corrugated | 5/75 | 17.85 | 17.01 | 16.58 | 16.16 | 15.65 | |
| 32 x 32 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 19.54 | 18.62 | 18.15 | 17.69 | 17.13 | |
| 32 x 32 x 12" | ECT-32 Single Wall Corrugated | 10/150 | 15.95 | 15.19 | 14.81 | 14.44 | 13.98 | |
| 32 x 32 x 32" | ECT-32 Single Wall Corrugated | 5/120 | 17.04 | 16.24 | 15.83 | 15.43 | 14.94 | |
| 32 x 32 x 32" | ECT-48 Double Wall Corrugated | 5/90 | 27.06 | 25.78 | 25.14 | 24.50 | 23.73 | |
| 33 x 8 1/2 x 5" | ECT-32 Single Wall Corrugated | 25/375 | 3.35 | 3.19 | 3.11 | 3.03 | 2.94 | |
| 34 x 10 x 6" | ECT-32 Single Wall Corrugated | 10/300 | 2.98 | 2.84 | 2.76 | 2.69 | 2.61 | |
| 34 x 21 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 10.50 | 10.00 | 9.75 | 9.50 | 9.20 | |
| 34 x 34 x 34" | ECT-32 Single Wall Corrugated | 5/120 | 19.36 | 18.45 | 17.99 | 17.53 | 16.98 | |