Looking for Old Ventilation Fan Low-poly? Get this 3D model from AssetSmith via CGTrader for $8. Technical specs: 10704 polygons, 6977 vertices.
OBJ (OBJ, filesize: 1.11 MB), FBX (Autodesk FBX, filesize: 67 MB), MAX (Autodesk 3ds Max, filesize: 5.64 MB)