IMI Flow Design launched the Harmony Pressure Independent Balancing and Control Valve and harmony actuator at AHR Expo 2017. Over 400 visitors stopped by to learn more about the ways in which Harmony advances PIBCV technology and brings balancing and control together for optimized performance of HVAC systems. New actuators offer superior hydronic balancing with easy-to-set flow rate dial, more precise control with minimal energy consumption, the lowest startup pressure in the industry at 2 psi, and 50% faster commissioning than standard actuators.