Combined Bleeding and Venting Valves, Combined Valve for Dirty or Waste WaterEB 1.84, for large air volumes at startup, continuous bleeding or venting under pressure, opens immediately if a vacuum is present | usable for nearly all liquids | completely made of CrNiMo steel (316L) – deep-drawn body with excellent surface quality | easy-to-maintain owing to the clamp system | corrosionresistant, very lightweight and compact | long operational lifespan, manageable installation, extremely reliable – highest effectiveness with compact design | optimal triple functionality