Piston & Knife Gate Valve

Explore durable Piston and Knife Gate Valves designed for efficient flow control in industrial and vacuum applications. These valves provide a reliable, positive seal similar to lever valves, with fewer moving parts for reduced maintenance. Options include brass piston valves with flange or FNPT connections, as well as quick-opening and actuated gate valves for heavy-duty use. Ideal for systems handling fluids with high solid content, such as vacuum trucks, waste collection units, and fluid transfer systems. Each valve is engineered for smooth operation, minimal wear, and long-lasting performance. Trusted by professionals across industrial and environmental sectors, these valves offer consistent performance and cost-effective reliability with same day shipping on most models.