The Sferaco 171 Knife Gate Valve is a robust industrial valve designed for demanding applications requiring reliable flow control. With a 6" (DN150) bore and PN10 pressure rating, this knife gate valve delivers dependable performance in water, wastewater, and slurry handling systems. Built to withstand challenging conditions, the Sferaco 171 features a compact design that minimises installation space while maintaining excellent sealing integrity. The knife-shaped gate cuts cleanly through viscous media, making it ideal for applications where conventional gate valves may struggle. Engineered for durability and ease of maintenance, this valve is a trusted choice for municipal utilities, industrial plants, and infrastructure projects across Europe. Its proven design ensures long service life and cost-effective operation.

Equipped with double acting pneumatic actuation, this valve enables rapid, automated operation in both opening and closing directions. The pneumatic system provides smooth, controlled movement ideal for remote or process-integrated applications where manual operation is impractical. The double acting design offers superior control and responsiveness, making it suitable for high-cycle applications and systems requiring frequent valve positioning. Integration with standard pneumatic control systems simplifies installation and reduces overall project complexity.