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1b. Mount housing anywhere between trusses,
joists, or I-joists using hanger bars.
Sliding hanger bars are provided to allow for accurate
positioning of housing anywhere between framing.
They can be used on all types of framing (I-joist,
standard joist, and truss construction) and span up
to 24”.
Attach the MOUNTING CHANNELS to the housing
using the SCREWS supplied. Make sure TABS face
“up” as shown. Use the set of channel mounting
holes (marked “STD”) to mount the housing fl ush
with the bottom of the drywall. Use the other set of
holes (not marked) to mount the housing fl ush with
the top of the drywall.
BD0002
STD
HANGER
BAR (4)
SCREWS (4) TAB
MOUNTING
CHANNEL (2)
Extend 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 ventilator to framing or fasten with screws (not
provided) through HOLES near NAILS.
*To ensure a noise-free mount: Secure hanger
bars together with SCREWS or use pliers to crimp
mounting channels tightly around hanger bars.
*SCREW (2)
HOLE FOR OPTIONAL
SCREW MOUNTING (4)
NAIL (4)
BOTTOM EDGE
OF FRAMING
2. Attach
damper/duct
connector.
Snap damper/duct
connector onto
housing. Make
sure connector is
fl ush with top of
housing and damper
fl ap falls closed.
3. Install 6-inch
round ductwork.
Connect 6-inch
round ductwork
to damper/duct
connector. Run
ductwork to a roof
cap or wall cap.
Tape all ductwork
connections to
make them secure
and air tight.
INSTALL HOUSING & DUCT
1a. Mount housing to joist or I-joist.
Use pliers to bend
housing TABS
out to 90°. Hold
housing in place
so that the housing
tabs contact the
bottom of the joist.
The housing mounts
with four screws
or nails. Screw or
nail housing to joist
through lowest holes
in each mounting
fl ange, then through
highest holes.
NOTE: Mounting to
I-JOIST (shown)
requires use of
SPACERS (included)
between the highest
hole of each mounting fl ange and the I-joist.
BD0001
TABS
BR0001
SPACER
(USE FOR MOUNTING
TO I-JOIST)
I-JOIST
OR
3
MODELS QTXE080C • QTXE090C • QTXE110C
• QTXEN080C • QTXEN090C • QTXEN110C
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