Hold the housing so that it is in contact with the bottom of the joist.
Attach the housing with four (4) screws to the joist through the holes
in each mounting flange.
1. MOUNT HOUSING TO JOIST OR I-JOIST.
NAIL
2. MOUNT WITH HANGER BARS
2a. Sliding hanger bars have been provided, which allow the housing
to be positioned accurately anywhere between the framing. The bars
span up to 24 in. and can be used on all types of framing: I-joist,
standard joist, and truss construction. Slide hanger bars onto
housing and adjust as needed to fit between framing.
2b. Extend the hanger bars to the width of the framing. Position the
ventilator with the hanger bar tabs wrapped around the bottom edge
of the framing, holding the ventilator in place.
Secure hanger bars to framing using one screw on each end of
hanger bar. Select a proper hole and secure the hanger bars
together using flange screws.
PLAN THE INSTALLATION
TYPES OF TYPICAL INSTALLATIONS
1. Do not use in a cooking area.
2. Two ways to connect ductwork to a factory-shipped unit.
ASSEMBLY INSTRUCTIONS
1. Housing mounted to I-joists (Start at “ASSEMBLY INSTRUCTIONS 1”)
2. Housing mounted to joists (Start at “ASSEMBLY INSTRUCTIONS 1” )
3. Housing mounted to truss (Start at step “ASSEMBLY INSTRUCTIONS 2”)
SCREW
2
ROOF CAP*
(with built-in
damper)
ROUND
DUCT*
WALL CAP*
(with built-in
damper)
*
Purchase
separately
POWER
CABLE*
INSULATION*
(Place around and
over Fan Housing.)
Seal gaps
around
Housing.
FAN
HOUSING
ROUND
ELBOW(S) *
Seal duct
joints with
tape.
Keep duct
runs short
HANGER
BAR
