10 BASE MODULES 1-1, 2-2 & 3-3 Front View DFO 1-1 BASE MODULES 2-4 THROUGH 4-128 Front View DFO 2-Models Front View DFO 2-12 (3-Wide Models) Downflo ® Downflo ® Dimensions & Specifications Front View DFO 2-2 Front View DFO 3-Models Front View DFO Model 3-18 (3-Wide Models) Oval Left Side View DFO 3-3 Front View DFO 4-Models Right Side View All Models
Model* Nominal No. of <strong>Air</strong>flow Range** <strong>Filter</strong>s DFO 1 - 1 2 - 2 3 - 3 DFO 2 - 4 2 - 8 2 - 12 2 - 16 2 - 24 2 - 36 DFO 3 - 6 3 - 10 3 - 12 3 - 18 3 - 24 3 - 36 3 - 48 3 - 60 3 - 72 DFO 4 - 16 4 - 32 4 - 48 4 - 64 4 - 80 4 - 96 4 -112 4 -128 Dimensions & Specifications 100-800 200-1,600 300-2,400 380-3,190 760-6,380 1,140-9,580 1,520-12,770 2,280-19,150 3,420-28,730 570-4,790 950-7,980 1,140-9,580 1,710-14,370 2,280-19,150 3,420-28,730 4,560-38,300 5,700-47,880 6,840-57,460 1,520-12,770 3,040-25,540 4,560-38,300 6,080-51,070 7,600-63,840 9,120-76,600 10,640-89,380 12,160-102,150 Downflo ® Downflo ® 1 2 3 4 8 12 16 24 36 6 10 12 18 24 36 48 60 72 16 32 48 64 80 96 112 128 Ultra-Web <strong>Filter</strong> Area (ft 2 ) No. of Valves 1 2 3 4 4 6 8 12 18 6 5 6 9 12 18 24 30 36 8 16 24 32 40 48 56 64 Shipping Weight (lbs) 774 974 1,274 1,125 1,570 2,110 3,140 4,220 6,330 1,395 1,930 2,020 2,830 3,285 6,060 8,080 10,100 12,120 2,410 4,165 7,436 9,090 10,960 12,614 14,455 16,109 Dimensions (inches) A B 25.0 52.0 25.0 25.0 45.0 45.0 65.0 85.0 125.0 185.0 45.0 45.0 45.0 65.0 85.0 125.0 165.0 205.0 245.0 45.0 85.0 125.0 165.0 205.0 245.0 285.0 325.0 * The first number indicates number of filter rows, and the second number indicates number of cartridges. ** Based on clean filters. 190 380 570 760 1,520 2,280 3,040 4,560 6,840 1,140 1,900 2,280 3,420 4,560 6,840 9,120 11,400 13,680 3,040 6,080 9,120 12,160 15,200 18,240 21,280 24,320 Oval 74.0 96.0 110.8 127.8 127.8 127.8 127.8 127.8 129.5 146.5 146.5 146.5 146.5 146.5 146.5 146.5 146.5 165.1 165.1 165.1 165.1 165.1 165.1 165.1 165.1 C 65.0 65.0 65.0 62.0 84.0 84.0 84.0 84.0 84.0 62.0 84.0 84.0 84.0 84.0 84.0 84.0 84.0 84.0 84.0 84.0 84.0 84.0 84.0 84.0 84.0 84.0 11
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