SKY Signages
"Sky signage" generally refers to large-format signs installed on top of or on the upper sections of high-rise buildings, designed for maximum visibility from a distance. These signs are often illuminated and serve as prominent landmarks. Sky Signages are also denoted as Roof Top Sign, High Rise Sign, Building Top Sign, Tower Sign, Elevated Signs, Outdoor Illuminated Sign, Architectural Signs, Building Identification Sign.
Here are several alternative words and phrases for "sky signages," with some nuances:
Common & Direct Alternatives
Rooftop signs (very common and descriptive) Building-top signs High-rise signsFacade signs (if mounted on the upper part of the building's face) Architectural signs (emphasizes integration with the building's design) Elevated signsTower signs (if on a very tall tower)