2-element air treatment system available in sizes 20, 30, 40, 50, 60. Connections available in sizes 1/8, 1/4, 3/8, 1/2, 3/4, 1. Conforms to ISO 8573-1:2010. Some models available with automatic drain NC (C) or NO (D). Models available with recessed square pressure gauge (E) or round pressure gauge (G) with range index. Standard set pressure: 0.05 to 0.85 MPa. Polycarbonate bowl + lubricator without drain port. With relief valve. Standard flow direction. Drain without hose connection.