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AIR DELIVERY—CFM (WITH FILTER)
EXTERNAL STATIC PRESSURE (in.wc)
UNIT
SIZE
RETURN-AIR
SUPPLY
SPEED
0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1
5(Gry) 1425 1385 1350 1305 1260 1210 1165 1100 995 855
4(Yel) 1215 1165 1130 1085 1025 970 905 840 795 730
3(Blu) 1060 1005 960 910 845 790 715 660 610 560
2(Org) 890 835 770 695 640 570 510 450 355 235
036040
SIDE/BOTTOM
1(Red) 880 675 570 475 425 335 245 - - -
5(Gry) 1430 1390 1345 1300 1250 1205 1150 1080 995 845
3(Blu) 1240 1200 1145 1100 1040 975 915 860 790 730
4(Yel) 1090 1030 980 935 850 800 730 665 590 525
1(Red) 900 835 780 705 635 565 490 410 335 200
036060
SIDE/BOTTOM
2(Org) 805 620 440 380 300 - - - - -
5(Gry) 1400 1360 1325 1285 1240 1205 1160 1125 1075 1000
3(Blu) 1340 1300 1265 1215 1180 1135 1100 1055 1015 965
4(Yel) 1195 1160 1115 1065 1025 985 935 895 850 800
1(Red) 1025 980 935 880 835 795 745 685 635 585
036080
SIDE/BOTTOM
2(Org) 855 800 745 680 635 560 515 460 420 360
5(Gry) 1720 1695 1690 1655 1620 1580 1540 1495 1465 1415
3(Blu) 1565 1535 1530 1490 1450 1420 1375 1335 1295 1255
4(Yel) 1330 1310 1270 1220 1180 1135 1095 1055 1010 970
2(Org) 1210 1180 1135 1085 1035 995 950 910 865 810
048080
SIDE/BOTTOM
1(Red) 1110 1065 1005 960 910 865 820 770 720 670
5(Gry) 2070 2020 1985 1925 1890 1850 1795 1755 1690 1610
3(Blu) 1815 1775 1730 1690 1635 1595 1555 1500 1460 1410
4(Yel) 1580 1535 1480 1440 1380 1380 1340 1285 1235 1185
2(Org) 1380 1325 1275 1220 1220 1165 1105 1060 1000 960
060100
SIDE/BOTTOM
1(Red) 1170 1105 1055 985 935 870 805 765 705 660
5(Gry) 2250 2205 2155 2110 2065 2020 1970 1925 1870 1790
3(Blu) 2130 2085 2030 1980 1925 1880 1830 1775 1730 1675
4(Yel) 1890 1835 1790 1740 1690 1640 1590 1535 1480 1435
1(Red) 1640 1585 1525 1475 1425 1365 1315 1260 1200 1140
060120
SIDE/BOTTOM
2(Org) 1420 1370 1305 1255 1190 1135 1065 1010 940 880
] • Airflow shown is forbottom only return---air supply with factory supplied 3/4---in. (19 mm) washable filter(s).
For air delivery above 1800 CFM, see Air Delivery table for other options.
An airflow reduction of up to 7% may occur when using the factory---specified 4 5/16---in. (110 mm) wide, high efficiency media filter.
For best furnace efficiency when using the 4 5/16---in. (110 mm) wide media filter, adjust the blower speed tap to near the mid---point of the rise range.
For horizontal and downflow applications, use one side or bottom or bottom only as airflow reference.
353AAV