The Armstrong 816117-000 Gasket Set is designed to provide a secure, leak-free seal for Armstrong HVAC and hydronic systems. These high-quality gaskets ensure tight connections between components, preventing air or fluid leaks that can reduce system efficiency. Ideal for pumps, valves, and other heating or cooling equipment, this gasket set enhances system reliability and performance. https://www.partshnc.com/816117-000-armstrong-fluid-technology-gasket-set