The CIM 727 1 1/2 Inch & 40mm Forged Brass Balancing Valve is a high-quality, durable valve used for balancing water flow in hydronic heating and cooling systems, particularly in medium to large-scale applications. This valve allows precise control over the water flow, which is essential for maintaining energy efficiency and consistent system performance. https://industrywaala.com/product/cim-727-1-1-2-inch-40-mm-forged-brass-balancing-valve/