| 12 x 3 x 3"  | ECT-32 Single Wall Corrugated | 25/1800 | $.97 | $.91 | $.85 | $.82 | $.79 |  | 
 | 12 x 4 x 4"  | ECT-32 Single Wall Corrugated | 25/900 | .69 | .64 | .60 | .57 | .56 |  | 
 | 12 x 4 x 48"  | Inside Telescopic HSC | 15/180 | 7.17 | 6.73 | 6.28 | 6.01 | 5.83 |  | 
 | 12 x 5 x 4"  | ECT-32 Single Wall Corrugated | 25/1500 | .68 | .63 | .59 | .57 | .55 |  | 
 | 12 x 5 x 5"  | ECT-32 Single Wall Corrugated | 25/1000 | .69 | .65 | .60 | .58 | .56 |  | 
 | 12 x 6 x 2"  | ECT-32 Single Wall Corrugated | 25/1500 | 1.12 | 1.05 | .98 | .94 | .91 |  | 
 | 12 x 6 x 3"  | ECT-32 Single Wall Corrugated | 25/1250 | .71 | .66 | .62 | .59 | .57 |  | 
 | 12 x 6 x 4"  | ECT-32 Single Wall Corrugated | 25/1000 | .71 | .66 | .62 | .59 | .57 |  | 
 | 12 x 6 x 5"  | ECT-32 Single Wall Corrugated | 25/1000 | .79 | .74 | .69 | .66 | .64 |  | 
 | 12 x 6 x 6"  | ECT-32 Single Wall Corrugated | 25/1000 | .81 | .76 | .71 | .68 | .66 |  | 
 | 12 x 6 x 6"  | 4,2" | 25/750 | .92 | .86 | .80 | .77 | .74 |  | 
 | 12 x 6 x 6"  | ECT-44 Single Wall Corrugated | 25/500 | 1.17 | 1.09 | 1.02 | .98 | .95 |  | 
 | 12 x 6 x 8"  | ECT-32 Single Wall Corrugated | 25/750 | 1.03 | .97 | .90 | .86 | .84 |  | 
 | 12 x 6 x 12"  | ECT-32 Single Wall Corrugated | 25/500 | 1.13 | 1.06 | .99 | .94 | .92 |  | 
 | 12 x 6 x 12 3/4"  | ECT-44 Single Wall Corrugated | 20/560 | 7.58 | 7.11 | 6.63 | 6.35 | 6.16 |  | 
 | 12 x 7 x 5"  | ECT-32 Single Wall Corrugated | 25/900 | 1.17 | 1.10 | 1.03 | .98 | .95 |  | 
 | 12 x 7 x 7"  | ECT-32 Single Wall Corrugated | 25/900 | 1.23 | 1.15 | 1.08 | 1.03 | 1.00 |  | 
 | 12 x 8 x 3"  | ECT-32 Single Wall Corrugated | 25/1000 | 1.22 | 1.14 | 1.06 | 1.02 | .99 |  | 
 | 12 x 8 x 4"  | ECT-32 Single Wall Corrugated | 25/750 | .92 | .86 | .81 | .77 | .75 |  | 
 | 12 x 8 x 5"  | ECT-32 Single Wall Corrugated | 25/750 | 1.02 | .96 | .90 | .86 | .83 |  | 
 | 12 x 8 x 6"  | ECT-32 Single Wall Corrugated | 25/750 | .92 | .86 | .80 | .77 | .75 |  | 
 | 12 x 8 x 6"  | ECT-48 Double Wall Corrugated | 15/300 | 2.58 | 2.42 | 2.26 | 2.16 | 2.09 |  | 
 | 12 x 8 x 7"  | ECT-32 Single Wall Corrugated | 25/500 | 1.00 | .93 | .87 | .83 | .81 |  | 
 | 12 x 8 x 8"  | ECT-32 Single Wall Corrugated | 25/500 | .97 | .91 | .85 | .81 | .79 |  | 
 | 12 x 8 x 8"  | White | 25/900 | 1.54 | 1.44 | 1.34 | 1.29 | 1.25 |  | 
 | 12 x 8 x 12"  | ECT-32 Single Wall Corrugated | 25/500 | 1.88 | 1.76 | 1.64 | 1.57 | 1.53 |  | 
 | 12 x 9 x 2"  | ECT-32 Single Wall Corrugated | 25/900 | 1.19 | 1.12 | 1.04 | 1.00 | .97 |  | 
 | 12 x 9 x 3"  | ECT-32 Single Wall Corrugated | 25/750 | .91 | .86 | .80 | .77 | .74 |  | 
 | 12 x 9 x 4"  | ECT-32 Single Wall Corrugated | 25/500 | .99 | .93 | .86 | .83 | .80 |  | 
 | 12 x 9 x 4"  | White | 25/500 | 1.16 | 1.08 | 1.01 | .97 | .94 |  | 
 | 12 x 9 x 5"  | ECT-32 Single Wall Corrugated | 25/500 | .95 | .89 | .83 | .79 | .77 |  | 
 | 12 x 9 x 6"  | ECT-32 Single Wall Corrugated | 25/500 | 1.02 | .95 | .89 | .85 | .83 |  | 
 | 12 x 9 x 6"  | 4,2" | 25/500 | 1.23 | 1.15 | 1.07 | 1.03 | 1.00 |  | 
 | 12 x 9 x 6"  | ECT-48 Double Wall Corrugated | 15/450 | 2.84 | 2.66 | 2.48 | 2.38 | 2.31 |  | 
 | 12 x 9 x 7"  | ECT-32 Single Wall Corrugated | 25/500 | 1.12 | 1.05 | .98 | .94 | .91 |  | 
 | 12 x 9 x 8"  | ECT-32 Single Wall Corrugated | 25/500 | 1.19 | 1.12 | 1.04 | 1.00 | .97 |  | 
 | 12 x 9 x 9"  | ECT-32 Single Wall Corrugated | 25/500 | 1.19 | 1.11 | 1.04 | 1.00 | .97 |  | 
 | 12 x 9 x 9"  | ECT-48 Double Wall Corrugated | 15/300 | 3.43 | 3.22 | 3.00 | 2.87 | 2.79 |  | 
 | 12 x 9 x 10"  | ECT-32 Single Wall Corrugated | 25/500 | 1.31 | 1.23 | 1.15 | 1.10 | 1.07 |  | 
 | 12 x 9 x 12"  | ECT-32 Single Wall Corrugated | 25/500 | 1.41 | 1.32 | 1.23 | 1.18 | 1.14 |  | 
 | 12 x 10 x 2"  | ECT-32 Single Wall Corrugated | 25/900 | 1.77 | 1.66 | 1.55 | 1.48 | 1.44 |  | 
 | 12 x 10 x 3"  | ECT-32 Single Wall Corrugated | 25/500 | 1.03 | .96 | .90 | .86 | .84 |  | 
 | 12 x 10 x 4"  | ECT-32 Single Wall Corrugated | 25/750 | 1.03 | .96 | .90 | .86 | .83 |  | 
 | 12 x 10 x 4"  | 2" | 25/750 | 1.01 | .95 | .88 | .85 | .82 |  | 
 | 12 x 10 x 4"  | ECT-44 Single Wall Corrugated | 25/750 | 2.36 | 2.21 | 2.06 | 1.97 | 1.92 |  | 
 | 12 x 10 x 5"  | ECT-32 Single Wall Corrugated | 25/500 | 1.10 | 1.03 | .96 | .92 | .90 |  | 
 | 12 x 10 x 6"  | ECT-32 Single Wall Corrugated | 25/500 | 1.11 | 1.04 | .97 | .93 | .91 |  | 
 | 12 x 10 x 6"  | 4,2" | 25/500 | 1.51 | 1.42 | 1.32 | 1.26 | 1.23 |  | 
 | 12 x 10 x 6"  | White | 25/500 | 1.36 | 1.27 | 1.19 | 1.14 | 1.10 |  | 
 | 12 x 10 x 6"  | ECT-44 Single Wall Corrugated | 25/500 | 1.60 | 1.50 | 1.40 | 1.34 | 1.30 |  | 
 | 12 x 10 x 7"  | ECT-32 Single Wall Corrugated | 25/500 | 1.23 | 1.15 | 1.08 | 1.03 | 1.00 |  | 
 | 12 x 10 x 8"  | ECT-32 Single Wall Corrugated | 25/500 | 1.31 | 1.22 | 1.14 | 1.09 | 1.06 |  | 
 | 12 x 10 x 8"  | 6,4" | 25/500 | 1.33 | 1.25 | 1.17 | 1.12 | 1.08 |  | 
 | 12 x 10 x 8"  | White | 25/500 | 1.57 | 1.47 | 1.37 | 1.31 | 1.27 |  | 
 | 12 x 10 x 8"  | ECT-44 Single Wall Corrugated | 25/500 | 1.92 | 1.80 | 1.68 | 1.61 | 1.56 |  | 
 | 12 x 10 x 9"  | ECT-32 Single Wall Corrugated | 25/500 | 1.33 | 1.25 | 1.17 | 1.12 | 1.08 |  | 
 | 12 x 10 x 10"  | ECT-32 Single Wall Corrugated | 25/500 | 1.24 | 1.16 | 1.08 | 1.04 | 1.01 |  | 
 | 12 x 10 x 10"  | White | 25/500 | 1.74 | 1.63 | 1.52 | 1.46 | 1.41 |  | 
 | 12 x 10 x 10"  | ECT-48 Double Wall Corrugated | 15/300 | 3.89 | 3.65 | 3.41 | 3.26 | 3.16 |  | 
 | 12 x 10 x 12"  | ECT-32 Single Wall Corrugated | 25/500 | 1.69 | 1.58 | 1.48 | 1.41 | 1.37 |  | 
 | 12 x 10 x 14"  | ECT-32 Single Wall Corrugated | 25/500 | 2.67 | 2.50 | 2.34 | 2.24 | 2.17 |  | 
 | 12 x 11 x 6"  | ECT-32 Single Wall Corrugated | 25/500 | 1.27 | 1.19 | 1.11 | 1.06 | 1.03 |  | 
 | 12 x 12 x 2"  | ECT-32 Single Wall Corrugated | 25/500 | 2.04 | 1.92 | 1.79 | 1.71 | 1.66 |  | 
 | 12 x 12 x 3"  | ECT-32 Single Wall Corrugated | 25/500 | 1.17 | 1.10 | 1.03 | .98 | .95 |  | 
 | 12 x 12 x 4"  | ECT-32 Single Wall Corrugated | 25/500 | 1.26 | 1.18 | 1.10 | 1.05 | 1.02 |  | 
 | 12 x 12 x 4"  | 2" | 25/500 | 1.45 | 1.36 | 1.27 | 1.21 | 1.18 |  | 
 | 12 x 12 x 4"  | White | 25/500 | 2.24 | 2.10 | 1.96 | 1.88 | 1.82 |  | 
 | 12 x 12 x 5"  | ECT-32 Single Wall Corrugated | 25/500 | 1.30 | 1.22 | 1.14 | 1.09 | 1.06 |  | 
 | 12 x 12 x 6"  | ECT-32 Single Wall Corrugated | 25/500 | 1.22 | 1.15 | 1.07 | 1.02 | .99 |  | 
 | 12 x 12 x 6"  | 4" | 25/500 | 1.36 | 1.28 | 1.19 | 1.14 | 1.11 |  | 
 | 12 x 12 x 6"  | White | 25/500 | 1.76 | 1.65 | 1.54 | 1.47 | 1.43 |  | 
 | 12 x 12 x 6"  | ECT-44 Single Wall Corrugated | 25/500 | 1.78 | 1.67 | 1.56 | 1.49 | 1.45 |  | 
 | 12 x 12 x 6"  | ECT-48 Double Wall Corrugated | 15/300 | 2.31 | 2.16 | 2.02 | 1.93 | 1.88 |  | 
 | 12 x 12 x 7"  | ECT-32 Single Wall Corrugated | 25/500 | 1.38 | 1.29 | 1.21 | 1.15 | 1.12 |  | 
 | 12 x 12 x 8"  | ECT-32 Single Wall Corrugated | 25/500 | 1.36 | 1.28 | 1.19 | 1.14 | 1.11 |  | 
 | 12 x 12 x 8"  | 6,4" | 25/500 | 1.98 | 1.86 | 1.74 | 1.66 | 1.61 |  | 
 | 12 x 12 x 8"  | White | 25/500 | 2.19 | 2.05 | 1.91 | 1.83 | 1.78 |  | 
 | 12 x 12 x 8"  | ECT-44 Single Wall Corrugated | 25/500 | 3.21 | 3.01 | 2.81 | 2.69 | 2.61 |  | 
 | 12 x 12 x 8"  | ECT-48 Double Wall Corrugated | 15/300 | 2.59 | 2.43 | 2.27 | 2.17 | 2.10 |  | 
 | 12 x 12 x 9"  | ECT-32 Single Wall Corrugated | 25/500 | 1.57 | 1.47 | 1.38 | 1.32 | 1.28 |  | 
 | 12 x 12 x 10"  | ECT-32 Single Wall Corrugated | 25/500 | 1.47 | 1.38 | 1.29 | 1.23 | 1.20 |  | 
 | 12 x 12 x 10"  | 8,6,4" | 25/500 | 2.09 | 1.96 | 1.83 | 1.75 | 1.69 |  | 
 | 12 x 12 x 10"  | White | 25/500 | 2.46 | 2.31 | 2.16 | 2.06 | 2.00 |  | 
 | 12 x 12 x 10"  | ECT-44 Single Wall Corrugated | 25/500 | 3.44 | 3.23 | 3.01 | 2.88 | 2.80 |  | 
 | 12 x 12 x 10"  | ECT-48 Double Wall Corrugated | 15/150 | 2.78 | 2.61 | 2.43 | 2.33 | 2.26 |  | 
 | 12 x 12 x 11"  | ECT-32 Single Wall Corrugated | 25/500 | 1.73 | 1.62 | 1.51 | 1.45 | 1.40 |  | 
 | 12 x 12 x 12"  | ECT-32 Single Wall Corrugated | 25/500 | 1.39 | 1.31 | 1.22 | 1.17 | 1.13 |  | 
 | 12 x 12 x 12"  | 10,8" | 25/500 | 1.63 | 1.53 | 1.43 | 1.37 | 1.33 |  | 
 | 12 x 12 x 12"  | White | 25/500 | 1.98 | 1.85 | 1.73 | 1.66 | 1.61 |  | 
 | 12 x 12 x 12"  | ECT-44 Single Wall Corrugated | 25/250 | 2.49 | 2.34 | 2.18 | 2.09 | 2.03 |  | 
 | 12 x 12 x 12"  | V3c - 350# Single Wall | 20/200 | 11.66 | 10.93 | 10.20 | 9.76 | 9.47 |  | 
 | 12 x 12 x 12"  | ECT-48 Double Wall Corrugated | 15/150 | 2.84 | 2.66 | 2.48 | 2.38 | 2.31 |  | 
 | 12 x 12 x 12"  | ECT-71 Double Wall Corrugated | 15/150 | 9.96 | 9.34 | 8.72 | 8.34 | 8.09 |  | 
 | 12 x 12 x 12"  | Printed Deluxe Packing Box | 25/500 | 2.58 | 2.42 | 2.26 | 2.16 | 2.09 |  | 
 | 12 x 12 x 12"  | ECT-90 Triple Wall Corrugated | 5/30 | 35.70 | 33.47 | 31.24 | 29.90 | 29.01 |  | 
 | 12 x 12 x 13"  | ECT-32 Corrugated | 25/300 | 1.95 | 1.83 | 1.71 | 1.64 | 1.59 |  | 
 | 12 x 12 x 14"  | ECT-32 Corrugated | 25/250 | 1.96 | 1.83 | 1.71 | 1.64 | 1.59 |  | 
 | 12 x 12 x 15"  | ECT-32 Corrugated | 25/250 | 2.05 | 1.92 | 1.80 | 1.72 | 1.67 |  | 
 | 12 x 12 x 16"  | ECT-32 Corrugated | 25/250 | 2.15 | 2.01 | 1.88 | 1.80 | 1.75 |  | 
 | 12 x 12 x 16"  | ECT-48 Double Wall Corrugated | 15/150 | 4.67 | 4.38 | 4.08 | 3.91 | 3.79 |  | 
 | 12 x 12 x 18"  | ECT-32 Single Wall Corrugated | 25/250 | 2.25 | 2.11 | 1.97 | 1.89 | 1.83 |  | 
 | 12 x 12 x 18"  | 16,14,12,10" | 25/500 | 2.29 | 2.15 | 2.01 | 1.92 | 1.86 |  | 
 | 12 x 12 x 18"  | ECT-48 Double Wall Corrugated | 15/150 | 6.21 | 5.83 | 5.44 | 5.20 | 5.05 |  | 
 | 12 x 12 x 20"  | ECT-32 Single Wall Corrugated | 25/250 | 2.39 | 2.24 | 2.09 | 2.00 | 1.94 |  | 
 | 12 x 12 x 24"  | 2 Cubic Feet | 25/250 | 2.70 | 2.54 | 2.37 | 2.27 | 2.20 |  | 
 | 12 x 12 x 30"  | ECT-32 Single Wall Corrugated | 15/240 | 3.17 | 2.97 | 2.77 | 2.65 | 2.57 |  | 
 | 12 x 12 x 36"  | 3 Cubic Feet | 15/240 | 3.89 | 3.65 | 3.41 | 3.26 | 3.16 |  | 
 | 12 x 12 x 40"  | ECT-32 Single Wall Corrugated | 15/120 | 4.14 | 3.88 | 3.62 | 3.47 | 3.36 |  | 
 | 12 x 12 x 46"  | Inner Lamp Box HSC | 15/120 | 4.83 | 4.53 | 4.23 | 4.05 | 3.93 |  | 
 | 12 x 12 x 48"  | ECT-32 Single Wall Corrugated | 15/120 | 6.65 | 6.23 | 5.82 | 5.57 | 5.40 |  | 
 | 12 x 12 x 48"  | ECT-48 Double Wall Corrugated | 10/90 | 12.48 | 11.70 | 10.92 | 10.45 | 10.14 |  | 
 | 12 x 12 x 48"  | Inside Telescopic HSC | 15/120 | 7.87 | 7.38 | 6.89 | 6.59 | 6.39 |  | 
 | 12 x 12 x 52"  | ECT-32 Single Wall Corrugated | 15/240 | 8.64 | 8.10 | 7.56 | 7.23 | 7.02 |  | 
 | 12 x 12 x 60"  | ECT-32 Single Wall Corrugated | 10/120 | 9.34 | 8.75 | 8.17 | 7.82 | 7.59 |  | 
 | 12 x 12 x 72"  | ECT-32 Single Wall Corrugated | 10/120 | 11.27 | 10.56 | 9.86 | 9.44 | 9.16 |  | 
 | 12 x 12 x 72"  | Inside Telescopic HSC | 15/90 | 16.64 | 15.60 | 14.56 | 13.93 | 13.52 |  | 
 | 12 1/8 x 12 1/8 x 13 9/16"  | ECT-51 Double Wall Corrugated | 10/160 | 10.35 | 9.71 | 9.06 | 8.67 | 8.41 |  | 
 | 12 1/4 x 9 1/4 x 6"  | ECT-32 Single Wall Corrugated | 25/900 | 1.60 | 1.50 | 1.40 | 1.34 | 1.30 |  | 
 | 12 1/4 x 9 1/4 x 9"  | ECT-32 Single Wall Corrugated | 25/500 | 1.46 | 1.37 | 1.28 | 1.22 | 1.19 |  | 
 | 12 1/4 x 9 1/4 x 12"  | ECT-32 Single Wall Corrugated | 25/500 | 1.45 | 1.36 | 1.27 | 1.21 | 1.18 |  | 
 | 12 1/4 x 9 1/4 x 12"  | 10,8,6" | 25/500 | 1.62 | 1.52 | 1.42 | 1.35 | 1.31 |  | 
 | 12 1/4 x 12 1/4 x 12 3/4"  | ECT-44 Single Wall Corrugated | 20/480 | 11.09 | 10.40 | 9.71 | 9.29 | 9.01 |  | 
 | 12 5/16 x 12 5/16 x 40"  | Printed Outer Lamp Box HSC | 15/120 | 4.41 | 4.13 | 3.86 | 3.69 | 3.58 |  | 
 | 12 1/2 x 3 x 17 1/2"  | FOL Self Seal White | 25/875 | 5.82 | 5.45 | 5.09 | 4.87 | 4.73 |  | 
 | 12 1/2 x 4 1/2 x 48"  | Outer Telescopic HSC | 15/180 | 7.82 | 7.33 | 6.84 | 6.55 | 6.35 |  | 
 | 12 1/2 x 12 1/2 x 6"  | ECT-32 Single Wall Corrugated | 25/500 | 1.45 | 1.36 | 1.27 | 1.22 | 1.18 |  | 
 | 12 1/2 x 12 1/2 x 6"  | 4,2" | 25/500 | 1.72 | 1.62 | 1.51 | 1.44 | 1.40 |  | 
 | 12 1/2 x 12 1/2 x 12"  | ECT-32 Single Wall Corrugated | 25/250 | 1.90 | 1.78 | 1.67 | 1.59 | 1.55 |  | 
 | 12 1/2 x 12 1/2 x 12"  | 10,8,6" | 25/250 | 2.26 | 2.12 | 1.98 | 1.89 | 1.84 |  | 
 | 12 1/2 x 12 1/2 x 15"  | ECT-48 Double Wall Corrugated | 15/150 | 3.51 | 3.29 | 3.07 | 2.94 | 2.85 |  | 
 | 12 1/2 x 12 1/2 x 15 1/8"  | ECT-48 Double Wall Corrugated | 10/160 | 10.69 | 10.02 | 9.35 | 8.95 | 8.68 |  | 
 | 12 1/2 x 12 1/2 x 48"  | Outside Telescopic HSC | 15/120 | 8.24 | 7.73 | 7.21 | 6.90 | 6.70 |  | 
 | 12 1/2 x 12 1/2 x 72"  | Outside Telescopic HSC | 15/90 | 17.55 | 16.46 | 15.36 | 14.70 | 14.26 |  | 
 | 12 3/4 x 6 3/8 x 13 1/2"  | Holds 4 - 6 x 6 x 6" Boxes | 25/500 | 1.29 | 1.21 | 1.13 | 1.08 | 1.05 |  | 
 | 12 3/4 x 12 3/4 x 13 1/2"  | Holds 8 - 6 x 6 x 6" Boxes | 25/250 | 2.31 | 2.16 | 2.02 | 1.93 | 1.87 |  | 
 | 13 x 3 x 3"  | ECT-32 Single Wall Corrugated | 25/1800 | 1.02 | .96 | .89 | .85 | .83 |  | 
 | 13 x 3 x 30"  | FOL | 25/375 | 4.60 | 4.31 | 4.03 | 3.85 | 3.74 |  | 
 | 13 x 7 x 7"  | ECT-32 Single Wall Corrugated | 25/500 | 1.05 | .99 | .92 | .88 | .85 |  | 
 | 13 x 8 x 6"  | ECT-32 Single Wall Corrugated | 25/900 | 1.75 | 1.64 | 1.53 | 1.47 | 1.43 |  | 
 | 13 x 8 x 8"  | ECT-32 Single Wall Corrugated | 25/500 | 1.15 | 1.08 | 1.01 | .97 | .94 |  | 
 | 13 x 9 x 4"  | ECT-32 Single Wall Corrugated | 25/900 | 1.64 | 1.54 | 1.44 | 1.38 | 1.33 |  | 
 | 13 x 9 x 6"  | ECT-32 Single Wall Corrugated | 25/500 | 1.12 | 1.05 | .98 | .94 | .91 |  | 
 | 13 x 9 x 7"  | ECT-32 Single Wall Corrugated | 25/500 | 1.20 | 1.12 | 1.05 | 1.00 | .97 |  | 
 | 13 x 9 x 8"  | ECT-32 Single Wall Corrugated | 25/500 | 1.97 | 1.85 | 1.72 | 1.65 | 1.60 |  | 
 | 13 x 9 x 9"  | ECT-32 Single Wall Corrugated | 25/500 | 1.29 | 1.21 | 1.13 | 1.08 | 1.05 |  | 
 | 13 x 9 x 11"  | ECT-32 Single Wall Corrugated | 25/500 | 1.39 | 1.30 | 1.22 | 1.16 | 1.13 |  | 
 | 13 x 10 x 2"  | ECT-32 Single Wall Corrugated | 25/500 | 1.95 | 1.82 | 1.70 | 1.63 | 1.58 |  | 
 | 13 x 10 x 4"  | ECT-32 Single Wall Corrugated | 25/500 | 1.04 | .98 | .91 | .87 | .85 |  | 
 | 13 x 10 x 5"  | ECT-32 Single Wall Corrugated | 25/500 | 1.18 | 1.11 | 1.03 | .99 | .96 |  | 
 | 13 x 10 x 6"  | ECT-32 Single Wall Corrugated | 25/500 | 1.24 | 1.16 | 1.08 | 1.04 | 1.01 |  | 
 | 13 x 10 x 7"  | ECT-32 Single Wall Corrugated | 25/500 | 1.28 | 1.20 | 1.12 | 1.07 | 1.04 |  | 
 | 13 x 10 x 8"  | ECT-32 Single Wall Corrugated | 25/500 | 1.32 | 1.24 | 1.16 | 1.11 | 1.07 |  | 
 | 13 x 10 x 9"  | ECT-32 Single Wall Corrugated | 25/500 | 1.38 | 1.29 | 1.21 | 1.15 | 1.12 |  | 
 | 13 x 10 x 10"  | ECT-32 Single Wall Corrugated | 25/500 | 1.44 | 1.35 | 1.26 | 1.20 | 1.17 |  | 
 | 13 x 10 x 12"  | ECT-32 Single Wall Corrugated | 25/500 | 2.57 | 2.41 | 2.25 | 2.15 | 2.09 |  | 
 | 13 x 10 x 13"  | ECT-32 Single Wall Corrugated | 25/500 | 2.30 | 2.16 | 2.02 | 1.93 | 1.87 |  | 
 | 13 x 10 x 15"  | ECT-32 Single Wall Corrugated | 25/500 | 2.94 | 2.75 | 2.57 | 2.46 | 2.38 |  | 
 | 13 x 11 x 2"  | ECT-32 Single Wall Corrugated | 25/900 | 1.88 | 1.76 | 1.64 | 1.57 | 1.53 |  | 
 | 13 x 11 x 5"  | ECT-32 Single Wall Corrugated | 25/500 | 1.26 | 1.18 | 1.10 | 1.05 | 1.02 |  | 
 | 13 x 11 x 6"  | ECT-32 Single Wall Corrugated | 25/500 | 1.28 | 1.20 | 1.12 | 1.07 | 1.04 |  | 
 | 13 x 11 x 7"  | ECT-32 Single Wall Corrugated | 25/500 | 1.43 | 1.34 | 1.25 | 1.20 | 1.16 |  | 
 | 13 x 11 x 8"  | ECT-32 Single Wall Corrugated | 25/500 | 1.44 | 1.35 | 1.26 | 1.21 | 1.17 |  | 
 | 13 x 11 x 9"  | ECT-32 Single Wall Corrugated | 25/500 | 1.51 | 1.41 | 1.32 | 1.26 | 1.23 |  | 
 | 13 x 11 x 11"  | ECT-32 Single Wall Corrugated | 25/500 | 1.69 | 1.59 | 1.48 | 1.42 | 1.37 |  | 
 | 13 x 13 x 2"  | ECT-32 Single Wall Corrugated | 25/500 | 2.34 | 2.19 | 2.05 | 1.96 | 1.90 |  | 
 | 13 x 13 x 3"  | ECT-32 Single Wall Corrugated | 25/500 | 2.11 | 1.97 | 1.84 | 1.76 | 1.71 |  | 
 | 13 x 13 x 4"  | ECT-32 Single Wall Corrugated | 25/250 | 1.55 | 1.46 | 1.36 | 1.30 | 1.26 |  | 
 | 13 x 13 x 5"  | ECT-32 Single Wall Corrugated | 25/500 | 1.56 | 1.46 | 1.36 | 1.31 | 1.27 |  | 
 | 13 x 13 x 6"  | ECT-32 Single Wall Corrugated | 25/500 | 1.67 | 1.56 | 1.46 | 1.40 | 1.35 |  | 
 | 13 x 13 x 7"  | ECT-32 Single Wall Corrugated | 25/500 | 1.64 | 1.54 | 1.44 | 1.38 | 1.33 |  | 
 | 13 x 13 x 8"  | ECT-32 Single Wall Corrugated | 25/500 | 1.77 | 1.66 | 1.55 | 1.48 | 1.44 |  | 
 | 13 x 13 x 9"  | ECT-32 Single Wall Corrugated | 25/500 | 1.79 | 1.67 | 1.56 | 1.50 | 1.45 |  | 
 | 13 x 13 x 10"  | ECT-32 Single Wall Corrugated | 25/500 | 1.88 | 1.77 | 1.65 | 1.58 | 1.53 |  | 
 | 13 x 13 x 12"  | ECT-32 Single Wall Corrugated | 25/500 | 2.68 | 2.52 | 2.35 | 2.25 | 2.18 |  | 
 | 13 x 13 x 13"  | ECT-32 Single Wall Corrugated | 25/500 | 1.85 | 1.73 | 1.62 | 1.55 | 1.50 |  | 
 | 13 x 13 x 13"  | 11,9,7" | 25/500 | 2.08 | 1.95 | 1.82 | 1.74 | 1.69 |  | 
 | 13 x 13 x 13"  | ECT-44 Single Wall Corrugated | 25/500 | 4.85 | 4.55 | 4.24 | 4.06 | 3.94 |  | 
 | 13 x 13 x 13"  | ECT-48 Double Wall Corrugated | 15/180 | 3.50 | 3.28 | 3.07 | 2.93 | 2.85 |  | 
 | 13 x 13 x 15"  | ECT-32 Single Wall Corrugated | 25/250 | 2.56 | 2.40 | 2.24 | 2.14 | 2.08 |  | 
 | 13 x 13 x 17"  | ECT-32 Single Wall Corrugated | 25/250 | 3.44 | 3.23 | 3.01 | 2.89 | 2.80 |  | 
 | 13 1/4 x 10 1/4 x 9"  | ECT-32 Single Wall Corrugated | 25/500 | 1.44 | 1.35 | 1.26 | 1.21 | 1.17 |  | 
 | 13 1/4 x 10 1/4 x 12"  | 10,8,6" | 25/300 | 1.87 | 1.75 | 1.63 | 1.56 | 1.52 |  | 
 | 13 1/2 x 13 1/2 x 7 1/2"  | ECT-32 Single Wall Corrugated | 25/500 | 1.78 | 1.67 | 1.56 | 1.49 | 1.45 |  | 
 | 13 3/4 x 10 1/4 x 9 1/8"  | ECT-32 Single Wall Corrugated | 25/500 | 1.42 | 1.33 | 1.24 | 1.19 | 1.15 |  |