Broan QTR050 warranty Install Housing & Duct, 1a.Mount housing to joist or I-joist, Page 

MODELS qtr050 • QTR080

QTRE080 • QTR110 • QTRE110

Page 

INSTALL HOUSING & DUCT

1a.Mount housing to joist or I-joist.

Use a pliers to bend housing TABS out to 900. Hold housing in place so that the housing tabs contact the bottom of the joist. The housing mounts with four (4) screws or nails. Screw

or nail housing to joist through lowest holes in each mounting flange, then through highest holes. NOTE: Mounting to I-JOIST(shown) requires use

of SPACERS (included) between the highest hole of each mounting flange and the I-joist.

TABS

SPACER

(use for mounting to I-Joist)

I-JOIST

hole for optional	* screw (2)
screw mounting (4)
	bottom edge
nail (4)	of framing

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 a pliers to crimp mounting channels tightly around hanger bars.

OR

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 used on all types of framing (I-joist, standard joist, and truss construction) and span up to 24”.

		tab
		screws (4)
	d
t
s
hanger		mounting
		channel (2)
bar (4)

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 flush with the bottom of the drywall. Use the other set of holes (not marked) to mount the housing flush with the top of

2.Attach damper/duct

connector.

Snap damper / duct connector onto housing.

Make sure con- nector is flush with top of housing and damper flap falls 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