Check out Frp Ro Membrane Housing 4040 Single Pressure Vessel RO System 3D model on CGTrader for $79. High-quality mesh by tanphan1105: 12500 polys, 16000 vertices. UV Mapped.
OBJ (OBJ, filesize: 17.7 MB), FBX (Autodesk FBX, filesize: 7.29 MB), STP (STEP, filesize: 785 KB), IGE (IGES, filesize: 1.24 MB)