industrial warehouse building background with ventilation fan and aluminium louver on corrugated metal wall

ventilation industrial background corrugated warehouse aluminium building louver metal wall fan air duct aluminium aluminum architectural architecture backdrop background building concrete construction copy space corrugated cover design downspout drainage exterior facade factory fan galvanized industrial industry iron led line louver metal metallic outside pvc rainspout row siding silver sky solar system steel storage structure ventilation wall lamp warehouse white