Manual Butterfly Valves from Concorde Valves & Automations are designed for simple, efficient, and cost-effective flow regulation across a wide range of industrial applications. Ideal for water supply systems, HVAC networks, wastewater treatment, chemical plants, and general process industries, these valves provide dependable shutoff and throttling performance. Operated via hand lever... https://concordevalves.com/manual-butterfly-valves.html