7
Table 1 – Recommended Filter Sizes
Nominal Air Flow
Cubic Feet
per Minute (CFM)
Recommended Filter Sizes
Nominal Size (in./mm)
Disposable Filters
Cleanable Filters
800--900
20 x 25 (508 x 635) (1 Req.)
14 x 25 (356 x 635) (1 Req.)
1100--1300
14 x 25 (356 x 635) (2 Req.)
14 x 25 (356 x 635) (1 Req.)
1300--1500
16 x 18 (406 x 457) (2 Req.)
16 x 18 (406 x 457) (1 Req.)
1500--1700
20 x 25 (508 x 635) (2 Req.)
20 x 25 (508 x 635) (1 Req.)
1900--2100
20 x 30 (508 x 762) (2 Req.)
20 x 25 (508 x 635) (1 Req.)
2300--2500
20 x 30 (508 x 762) (2 Req.)
24 x 30 (610 x 762) (1 Req.)
359B
A
V
