4500m heliport windsock

...Heliport Windsock Nylon Red White / Orange White 1.2m 2.4m 3.6m Windsocks are used to tell wind speed and the direction of the wind speed itself. Windsocks typically are used at airports to indicate the direction and strength of the wind to pilots and at chemical plants where there is risk of gaseous leakage. They are sometimes located alongside highways at windy locations. At many airports, windsocks......