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Vertical Discharge
• Installs easily between ceiling joists
• Built-in backdraft damper
• Galvanized steel housing
• Strong steel mounting brackets with
keyhole slots for fast installation
Model 504 (shown)
• 10" Vertical Discharge
• Fits 10" round duct – use Model 472
transition/damper (available separately) for
8" round duct (performance will be reduced)
Model 505
• 8" Vertical Discharge
• 8-1/4" diameter housing
Model 12C Motordor
®
• 10" Through-Wall
• Separate motor opens and closes the vent
door automatically
Through-Wall fans
• Housing adjusts to fit walls from
4-1/2" – 9-1/2" thick
• Specially designed polymeric fan blade
• Built-in damper minimizes backdrafts
for energy efficiency
• Paintable polymeric grilles
• Accessorize with wall switch or variable
speed wall control
Model 508
• 10" Through-Wall
Model 509 and 509S
• 8" Through-Wall
• Model 509S features an integral
ON/OFF rotary switch – no wall
switch to wire
Model 512
• 6" Room-to-Room
• Use 57W or 57V variable speed
control separately
Model 512M
• 6" Through-Wall
• Louvered exterior wall cap with built-in
bird screen
• 6" diameter flexible aluminum
duct included
Through-Wall CFM Sones Diameter Sizing Specifications
12C Motordor
®
360 8.0 10" Fits 5-1/2" – 9-7/8" thick walls
508 270 6.0 10" Fits 4-1/2" – 9-1/2" thick walls
509/509S 180 6.5 8" Fits 4-1/2" – 9-1/2" thick walls
509S Integral ON/OFF Rotary Switch
512 90 3.5 6" Fits up to 5-1/8" thick walls
512M 70 3.5 6" Fits 5-1/4" – 10" thick walls
Vertical Discharge
504 350 6.5 10" Fits 10" round duct
505 180 6.5 8" Fits 8" round duct
673 60 4.5 6" Fits 6" round duct
Model 673
• 6" Vertical Discharge
• Paintable, spin-on, white polymeric grille
Broan Fans—Utility
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