AirNode: Integrated HVAC System Design & Multi-Zone Duct Sizer

AirNode is a comprehensive HVAC design suite tailored for multi-zone mechanical systems. It enables engineers to perform detailed airflow distribution calculations, main trunk sizing, and zone-specific duct configurations within a single unified environment. Key Features: Multi-Zone Support: Manage multiple rooms with individual airflow (CFM/LPS) and dimensional requirements. Dynamic Duct Sizing: Automated sizing for rectangular and round ductwork using constant velocity or equal friction methodologies. Unit System Flexibility: Full support for both Imperial and Metric engineering units. Installation Reporting: Generates a professional "Main Trunk Size" summary and installation notes to ensure site-ready documentation.