Check out Sci-fi Water tank Low-poly 3D model on CGTrader for $5. High-quality mesh by oguzfaruk1: 2840 polys, 2882 vertices. PBR, Textured, UV Mapped.
BLEND (Blender, filesize: 1.26 MB), OBJ (OBJ, filesize: 383 KB), FBX (Autodesk FBX, filesize: 409 KB), MAX (Autodesk 3ds Max, filesize: 1.48 MB), UNITYPACKAGE (Unity 3D, filesize: 8.83 MB), 3DS (3D Studio, filesize: 170 KB), TEXTURES (Textures, filesize: 1.23 MB)