Mac Pro vent holes inspired by Apple designer's 'hobby' - 9to5Mac
Metal industrial round air vent cover. Rust and dirty old round ventilation hole frame with horizontal metal stripes on white painted concrete wall of Stock Photo - Alamy
Ventilation holes on the outer wall of the... - Stock Photo [25749740] - PIXTA
How would one achieve these kind of ventilation holes of gradual size increase? Geometric pattern? : r/Fusion360