TYPICAL
INSTALLATIONS
Housing mounted to joists.
Housing mounted to I-joists.
Use I-joist spacer block (provided).
Housing mounted to truss.
To mount housing anywhere between joists, i-joists or trusses, use
optional hanger bar kit QTHB1 (sold separately). Follow mounting
instructions included with kit.
PLAN THE INSTALLATION
NOT FOR USE IN
A COOKING AREA.
INSULATION
(Place around and
over fan housing.)
FAN
HOUSING
POWER
CABLE*
Seal gaps
around
housing.
4-IN. ROUND
DUCT*
Seal duct
joints with
*Purchase
tape.
separately.
COOKING AREA
Do not install above or
inside this area.
o
o
45
45
Cooking
Equipment
OR
4-IN. ROUND
ELBOWS*
MODEL QT80E
Page 2
Floor
ROOF CAP*
(with built-in
damper)
Keep duct
runs short.
WALL CAP*
(with built-in
damper)