Free 3d window with frame very detail Free 3D model by casey-w. Available on CGTrader. Check it out on CGHub.
STL (Stereolithography, filesize: 11.7 KB), OBJ (OBJ, filesize: 9.31 KB), 3DS (3D Studio, filesize: 6.7 KB), FBX (Autodesk FBX, filesize: 17.9 KB), IGE (IGES, filesize: 299 Bytes), MAX (Autodesk 3ds Max, filesize: 25.7 KB), SKP (Sketchup, filesize: 190 KB), OTHER (Other, filesize: 6.48 KB)