Here is an autocad dwg file for 3D view of a ventilator . It is an appliance or aperture for ventilating a room or other space.
Medical Examination Table
Mirror and table CAD block
2D block of air conditione
2D drawing of table lamp i
2d cad blocks of OTG detai
Metal Locker Elevation CAD
Reck
Furniture design details i
Vanity Slab detail drawing
Bench design in AutoCAD 2D
Curtain, hatch, and differ
Screen 3d