TYPICAL INSTALLATIONS
Installations will vary according to the location in the home where the unit is installed and which model Damper is used. Use the following
illustrations and notes as guidance for your own installation. Always comply with local code requirements and in any instance where a detail
shown below conflicts with local code, the local code provision shall apply.
CENTRAL SYSTEM SUPPLY AIR
THERMOSTAT
AIR DISTRIBUTION FAN
AIR HANDLER UNIT
INTERIOR WALL
WALL
REGISTER
Damper and outside air duct connected directly to a ceiling, floor, or wall register.
Damper connected to return side of central duct system.
MODELS MD6TU • MD8TU • MD10TU
EXTERIOR WALL
CENTRAL SYSTEM RETURN AIR
INSULATED OUTSIDE
AIR DUCT (slope toward wall cap)
FRESH AIR INLET WALL CAP
WITH BIRD SCREEN
VENTILATION AIR INTAKE
(locate away from pollutant sources)
FIELD MEASUREMENT OF AVAILABLE
STATIC PRESSURE. (See "Install The
Damper" section on page 3 for damper
balancing instructions.)
AUTO. MAKE-UP AIR DAMPER
REGISTER BOX ADAPTED
WITH SLIDE-IN FILTER (optional)
CENTRAL DUCT SYSTEM FILTER
EXTERIOR WALL
INSULATED OUTSIDE
AIR DUCT (slope toward wall cap)
WALL CAP WITH
BIRD SCREEN
VENTILATION AIR INTAKE
(locate away from pollutant sources)
MOTORIZED DAMPER
REGISTER BOX ADAPTED
WITH SLIDE-IN FILTER (optional)
Page 3