Specification Sheet

ACCESSORIES
48
Size A B C D E
Est.
Wt.
18 32 3/4 12 1/2 29 1/2 18 5/8 2
35
20 32 3/4 12 1/2 29 1/2 20 2 35
Speed Control
• Adjust speed from 100 to 50%
• 3 amp, 5 amp & 10 amp - 120V
• 6 amp - 240V
Model 612 Flat Roof Cap
• For flat roof installation
• Aluminum - natural finish
• Built-in birdscreen
• For up to 12” round duct
Model 611CM
Curb Mount Roof Cap
• For curb mount installation
• Aluminum - natural finish
• Built-in birdscreen
• For up to 8” round duct
Model 611 Flat Roof Cap
• For flat roof installation
• Aluminum - natural finish
• Built-in birdscreen
• For up to 8” round duct
Model 612CM
Curb Mount Roof Cap
• For curb mount installation
• Aluminum - natural finish
• Built-in birdscreen
• For up to 12” round duct
Model MG 1 Metal Grill Kit
• White enamel painted steel
• Mounting screws included
• Fits FF100, FF150, FF200, FF250 & FF300
Models 423 & T81212 Duct Transitions
• Galvanized steel
• Allows for quick transition to easy-to-obtain-and-install
round ducting
• 423 ( 4 1/2” x 18” to 10 round) for use with
FF400 thru FF700
• T81212 ( 8” x 12” to 12” round) for use with
FF900 and FF1500
Models RD1, RD2 & RD3 Radiation Dampers
• UL rated for use in 1, 2 or 3 hour rated floor-ceiling,
roof-ceiling design
• Galvanized steel frame
• High temperature, non-asbestos, reinforced fiber
thermal fabric
 •212˚Ffusiblelink
• Stainless steel negator-type closure spring
• RD1 (12 1/4’ x 12 1/4”) fits FF100 - FF300
• RD2 (211/2” x 18”) fits FF400 - FF700
• RD3 (22” x 18”) fits FF900 - FF1500
Model RCXII - 18” and 20” units
CEILING/CABINET FANS