| AIR DELIVERY DATA CHART - THRIFT-AIRE | ||||||||
| Net Face Velocity F.P.M. |
Resistance in Inches of W.G. nominal thickness |
C.F.M. Capacity by Size | ||||||
| 1 inch | 2 inch | 10x20 | 16 x 20 | 16 x 25 | 20 x 20 | 20 x 25 | 24 x 24 | |
| 267 | .025 | .020 | 282 | 467 | 597 | 600 | 768 | 897 |
| 356 | .040 | .038 | 376 | 623 | 796 | 800 | 1024 | 1197 |
| 445 | .067 | .060 | 469 | 779 | 995 | 1000 | 1279 | 1496 |
| 533 | .100 | .090 | 562 | 933 | 1192 | 1200 | 1532 | 1791 |
| 622 | .142 | .129 | 656 | 1089 | 1391 | 1400 | 1788 | 2091 |
| 711 | -- | .169 | 750 | 1244 | 1590 | 1600 | 2044 | 2390 |
| 800 | -- | .218 | 844 | 1400 | 1789 | 1800 | 2300 | 2689 |