Specification Sheet

51
FF & FFC QUICK SELECTION GUIDELINES
1. Locate desired CFM on bottom horizontal axis of graph.
2. Locate system static pressure on left vertical axis of graph.
3. Determine intersection of CFM and static pressure.
4. Select fan curve to the right of this intersection.
5. Solid state speed control may be used for selections left of
curve, up to 50% CFM reduction.
FFC INLINE/CABINET VENTILATORS QUICK SELECTION GUIDE
FFC100, FFC150
FFC200, FFC250,
FFC300
FFC400, FFC500,
FFC700
FFC900, FFC1500
FFC2000, FFC3500
Models FFC100, 150, 200, 250, 300, 400, 500, 700, 900 and 1500 Performance certied
is for installation type D: Ducted inlet, Ducted outlet. Performance ratings include the
effects of backdraft damper, 18 feet of round inlet duct and, if needed, a rectangular to
round duct transition.
Models FFC2000 and 3500 Performance certied is for installation type D: Ducted
inlet, Ducted outlet. Performance ratings do not include the effects of appurtenances
(accessories).
MODELS FF & FFC
CEILING AND INLINE/CABINET VENTILATORS