A23520 | Fill Valve Kit Assembly | Armstrong International

**Armstrong International Fill Valve Kit Assembly** The Armstrong International Fill Valve Kit Assembly, SKU A23520, is a crucial component for ensuring optimal performance in fluid systems. It is specifically designed and engineered to maintain proper water levels in hydronic systems, such as boilers and chillers. This assembly consists of a fill valve, union, and gauge connections. The fill valve is responsible for regulating the flow of water into the system, preventing overfilling and ensuring sufficient water levels for efficient operation. The union allows for easy installation and removal of the assembly for maintenance or replacement. Made from high-quality materials, the fill valve kit is built to withstand the demands of industrial environments. Its robust construction ensures durability and reliability, minimizing the risk of leaks or failures. This assembly is compatible with various Armstrong International boiler and chiller models, providing a reliable solution for maintaining optimal fluid levels.