A Fenestron is an enclosed helicopter tail rotor that operates like a ducted fan. The term Fenestron is a trademark of multinational helicopter manufacturing consortium Airbus Helicopters. The word it
A view of a Fenestron tail rotor on a Eurocopter EC120B
An SA 342M Gazelle of the French Army's Light Aviation (ALAT), the first Fenestron-equipped helicopter to enter production
Fenestron on a Kawasaki OH-1 reconnaissance helicopter
Fenestron on a Kamov Ka-60 at the MAKS Air Show, 2009
The Harbin Z-19 is a Chinese light reconnaissance/attack helicopter developed by Harbin Aircraft Manufacturing Corporation for the People's Liberation Army Air Force and the Ground Force Army Aviation
Harbin Z-19 making a low-level pass at Zhuhai Airshow 2012
Harbin Z-19 at the China Helicopter Exposition, Tianjin 2013