$39 Minimal Monochrome Wavy Ceiling Exhibition Hall 3D model by Home-Mart. Available on CGTrader with 27517 polys and 13989 vertices. Check it out on CGHub.
STL (Stereolithography, filesize: 277 KB), OBJ (OBJ, filesize: 263 KB), 3DS (3D Studio, filesize: 57.3 KB), GLTF (glTF, filesize: 837 KB), BLEND (Blender, filesize: 2.11 MB), JPG (JPG, filesize: 26.7 MB), MA (Autodesk Maya, filesize: 994 KB), MEL (Maya Mel Script, filesize: 994 KB), FBX (Autodesk FBX, filesize: 1.79 MB), C4D (Cinema 4D, filesize: 825 KB), SKP (Sketchup, filesize: 2.3 MB), MAX (Autodesk 3ds Max, filesize: 20.1 MB), USD (USD, filesize: 961 KB)