The 117413LF is a 3/4 inch FSWT Circuit Setter from Bell & Gossett, designed for lead-free applications. This circuit setter allows for precise flow control in hydronic heating and cooling systems. It features a durable construction that meets industry standards for performance and safety. With its lead-free design, it is compliant with health regulations, making it suitable for potable water systems. The compact size and reliable performance make it an essential component for efficient system operation.