ULTRA GREEN™ Series 110 CFM Multi-Speed Fan, Recognized as ENERGY
STAR® Most Efficient 2019
ULTRASMART™ DC Motor and Control Technology

DC motor for efficiency well beyond ENERGY STAR® requirements.
Multi-speed capability ideal for meeting ASHRAE 62.2, LEED and ENERGY
STAR® for Homes requirements. Can be used to comply with CA Title 24, as well
as local/spot ventilation needs.
Powerful operation maintained over a wide range of real-world
installations (CFM ratings maintained through at least 0.25” static
pressure).
Infinitely adjustable low cfm setting allows precise adjustment to prevent
over-ventilating and maximize efficiency.
Adjustable time delay sets how long fan will run on high speed before
returning to a continuous lower speed.
Rated for Continuous Operation.
ULTRASILENT™ Sound Technology

HVI certified, best-achievable <0.3 Sone level provides nearly silent
operation for a relaxing environment.
State-of-the-art blower and duct outlet design smooths airflow.
High tech DC motor designed for nearly silent operation.
ULTRAQUICK™ Installation Technology

Unique telescoping mounting frame fits through retrofit drywall opening to
allow easy installation from the room side. No attic access needed!
Captive screws allow for easy new construction installation.
Mounting frame positioning tabs provide easy vertical positioning for new
construction.
Easy to insert and remove snap-in housing. No screws required!
Easy to insert and remove snap-in blower.
Inside or outside duct connector and knockout plate mounting provides
flexibility for new construction or retrofit.