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
Round Vent Cover Supply 6" opening size (8.375" overall), no mounting holes - Vent and Cover
Gray Color Metal Surface With Ventilation Holes. Abstract Background And Texture For Design Stock Photo, Picture And Royalty Free Image. Image 65324459.