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READ AND SAVE THESE INSTRUCTIONS
VENTILATION CONTROLLER
FILTER COVER
LOW PRESSURE PORT
LOW PRESSURE PORT
HIGH PRESSURE PORT
HIGH PRESSURE PORT
INLET COLLAR AND
NORMALLY CLOSED
POWER DAMPER
INLET COLLAR AND
NORMALLY CLOSED
POWER DAMPER
OUTLET COLLAR
OUTLET COLLAR
SURFACE MOUNT
BRACKET LOCATION
JOIST MOUNT
BRACKET LOCATION
INSTALLATION & OPERATING
INSTRUCTIONS
Model 8145A
Fresh Air Ventilator
Ventilation