It’s a valve for hazardous fume extraction from processes like resin 3D printing and soldering. Generally this valve will be paired with some kind of air duct and a fan.

ball valve, electric actuator, air actuator, 3 way, butterfly,high pressure, check valve, ...

In 2025, the global butterfly valve market is projected to generate USD 11.7 billion. It is projected to reach a value of USD 22.1 billion by 2035, growing at a compound annual growth rate (CAGR) of 6 ...