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External
Static
Pressure
in. w.g.
Air Volume / Watts at Various Blower Speeds
Tap 1Tap 2Tap 3Tap
ap 5
cfm Watts cfm Watts cfm Watts cfmWatts cfmWatts
0.10 982 132 1275 270 1446 390 1560 473 1656 569
0.20 923 140 1233 280 1413 402 1526 488 1624 581
0.30 866 148 1199 287 1362 411 1500 498 1594 591
0.40 812 153 1159 296 1357 420 1469 510 1563 602
0.50 745 162 1120 304
312
1325 429 1437 520 1543 613
0.60 686 169 1081 1292 438 1413 530 1505 615
0.70 642 176 1029 322 1257 448 1345 543 1456 613
0.80 568 185 981 331 1221 458 1335 544 1417 612
NOTE -
Electric heaters have no appreciable air resistance.