VentCalc Professional

VentCalc Professional is a high-fidelity web-based engineering tool designed for HVAC professionals and mechanical engineers. It automates the Ventilation Rate Procedure (VRP) based on ANSI/ASHRAE Standard 62.1-2013. Key Features: Occupancy Logic: Pre-loaded with ASHRAE space categories (Education, Office, Retail, etc.) including Rp and Ra values. Adaptive Calculations: Real-time calculation of Vbz with Ez (Air Distribution Effectiveness) adjustments for ceiling heating scenarios. Duct Sizing: Automated sizing for round, rectangular, and flat oval ductwork based on constant velocity limits. Reporting: Integrated PDF engine that generates professional, project-ready engineering reports including design matrices and ASHRAE 90.1 energy compliance notes. UI/UX: Built with a modern React-based interface using Tailwind CSS for professional presentation.