The Quiet Cool Energy Saver Classic Line features our patented, self‐contained duct system that hangs in the attic to help neutralize the sound and noise vibration heard in the home
The included damper system features barometric pressurized gravity dampers that insure there will be not heat/cooling loss between the home and attic.
All Quiet Cool energy saver classic line fans include our ultra-high efficiency electronically commutated ac/dc brushless motors