gray building with white spiral fire escape stairs

navigate by keyword : alarm apartment architecture background brick building center city construction control detection emergency escape exit exterior fire floors going guard heaven high illustration industry iron ladder level metal modern new observe outdoor private property protect render safety security side sidewall sky skyscraper staircase stairs stairway structure urban view wall window

Side view of gray house wall with white spiral fire escape stairs. Concept of having an escape route in business and life. 3d rendering