A T-tail's an aircraft tail stabilizer arrangement in which the horizontal surfaces (tailplane and elevators) are mounted to the top of the vertical stabilizer. Traditionally, the horizontal control surfaces are mounted to the fuselage at the base of the vertical stabilizer. The resulting arrangement looks like the capital letter T when viewed from the front or back, hence the name. Benefits The tailplane surfaces are kept well out of the airflow behind the wing, giving smoother flow, more pre… (More on T-tail)