Installation Guide
INSTALLATION AND USE & CARE INSTRUCTIONS 
INSTALLATION
4
7.  Connect 4-in. round duct.
8.  Connect wiring.
Connect power cable to housing with appropriate 
UL approved connector (not included). Make wiring 
connections as shown in “Wiring Diagram” section. Re-
install wiring panel and secure with screw from parts 
bag.
5.  Attach damper/duct connector 
to fan housing.
Push connector through opening from inside of housing. 
Engage tabs and secure with screw from parts bag.
6.  Mount housing to ceiling 
structure.
Make sure bottom of housing will be flush with finished 
ceiling.
For proper location when using ½” ceiling material: 
Bend out housing tabs to fit against bottom of structure.
Secure housing through mounting ears with 
appropriate fasteners (not included).
If mounting housing to I-joist, use wood blocking as 
shown.
NEW CONSTRUCTION
For Retrofit Installation - Skip to Page 5. 
TABS
HOUSING TABS
I-JOIST
WOOD 
BLOCKING










