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MODELS QTREN080 • QTREN110
Page 3
2. Attach
damper/duct
connector.
Snap damper /
duct connector
onto housing.
Make sure con-
top of housing and
closed.
3. Install
4-inch
round duct-
work.
Connect 4-inch
round ductwork
to damper / duct
connector. Run
ductwork to a
roof cap or wall
cap. Tape all
ductwork con-
nections to make
them secure and air tight.
INSTALL HOUSING & DUCT
1a. Mount
housing to
joist or I-joist.
Use a pliers to bend
housing TABS out
to 90
0
. Hold housing
in place so that
the housing tabs
contact the bottom
housing mounts
or nails. Screw
or nail housing to
holes in each
then through
highest holes.
NOTE: Mounting to
I-JOIST
requires use
of SPACERS
the highest hole
of each mounting
I
SPACER
I-JOIST
TABS
1b. Mount housing anywhere between
trusses, joists, or I-joists using hanger
bars.
Sliding hanger bars are provided to allow for accurate posi-
tioning of housing anywhere between framing. They can be
I
Attach the MOUNTING CHANNELS to the housing using the
SCREWS supplied. Make sure TABS face “up” as shown. Use
the drywall.
OR
HANGER
TAB
HANGER BARS to the width of the framing.
Hold ventilator in place with the hanger bar tabs wrapping
around the BOTTOM EDGE OF THE FRAMING.
NAIL
through HOLES near nails.
*
To ensure a noise-free mount: Secure hanger bars together
with SCREWS or use a pliers to crimp mounting channels
tightly around hanger bars.
HOLE FOR OPTIONAL
STD
MOUNTING
BOTTOM EDGE
OF FRAMING
*