Owner's manual

©1997 Aerovent
Automatic
Automatic shutters are constructed with galvanized steel
frames and drilled for ease of installation. Aluminum felt-
edged blades open from fan pressure and close automatically
when fan is off. All aluminum construction is available as an
option.
Motor-Operated, End-Pivoted
Used for exhaust only. Constructed of galvanized steel frames
and aluminum felt-edged blades. Flanges are drilled for ease of
installation. Motor-operated units are furnished with electric
actuators. These actuators are not equipped with end switches.
All-aluminum construction is available as an option.
Motor-Operated, Center-Pivoted
Can be used in either supply or exhaust applications.
Constructed of galvanized steel frames and blades with stain-
less steel jamb seals. Blades are held in place with oil-impreg-
nated bronze bushings. Motor-operated units are supplied
with electric actuators that are furnished with end switches.
Shutter Types and Construction
Typical Shutter Installations
Manually-
Operated
Manually-operated
shutters are of the
same rugged construc-
tion as the automatic
shutter. This shutter is
supplied with a six-foot
pull chain connected
through a pulley on the
inside of the shutter.
Spring arrangement
holds louver tightly
closed when unit is not
in use. All aluminum
construction is avail-
able as an option.
Extra Heavy-Duty
Extra heavy-duty shutters are recommended where discharge
velocity exceeds 2400 FPM or where velocity is low and exces-
sive fluttering action is a concern. All extra heavy-duty shutters
have 16-gauge aluminum blades. Can be provided as auto-
matic, manual or motorized operation.
AIRFLOW
AIRFLOW
STANDARD
FLANGE
REVERSE
FLANGE
AEROVENT SHUTTER
FLANGE ARRANGEMENT
AUTOMATIC TYPE:
Designed for horizontal
airflow — gravity close.
Optional bird screen
shown.
Airflow
CEILING TYPE: Designed for vertical airflow.
Auto-matic gravity close. Exhaust only
Airflow
General Installation, Operation and Maintenance Instructions For Aerovent Products
IM-105
June 1997
®