Introducing our top-quality Manual Knife Gate Valve for Wastewater Treatment Dn50-Dn600! Designed to effectively control the flow of wastewater, this valve provides exceptional performance and longevity. As a factory, we take pride in crafting products of the highest standard and ensure that each valve undergoes rigorous quality checks to meet industry requirements. With sizes ranging from Dn50 to Dn600, our valve offers versatility for various application needs. Equipped with manual operation, it allows easy and precise control over the flow rate, ensuring optimal wastewater treatment. Trust us for unrivaled reliability and efficiency in wastewater management.