The Herz Armaturen F403549 is a genuine two-way flanged regulating control valve, designed for precise flow control in various heating, ventilation, and air conditioning (HVAC) systems, as well as industrial applications. This DN 100 valve features a nominal pressure rating of PN 16 and a Kvs value of 160 m³/h, ensuring efficient and reliable operation. Constructed with a robust grey cast iron body, stainless steel stem, and brass seat, it offers durability and resistance to corrosion. The flanged connection conforms to EN 1092-2, PN 16, with face-to-face dimensions according to EN 558-1, series 1.