TYPICAL INSTALLATIONS
Housing mounted to I-joists.
Use I-joist spacer block (provided).
Housing mounted to joists.
Housing mounted to truss.
PLAN THE INSTALLATION
COOKING AREA
Do not install above or
inside this area.
o
45
NOT FOR USE IN
A COOKING AREA.
INSULATION
(Can be placed
around and over
fan housing.)
FAN
HOUSING
4-IN.
ROUND
*
DUCT
*
4-IN. ROUND
Purchase
separately
ELBOW(S)
The unit will operate most quietly and efficiently when located
where the shortest possible duct run and minimum number of
elbows will be needed.
Use a roof cap or wall cap that has a built-in damper to reduce
backdrafts.
Plan to supply the unit with proper line voltage and appropriate
power cable.
MODEL QTN80L
o
45
Cooking
Equipment
Floor
ROOF
CAP
*
Page 2
*
WALL
*
CAP