Introduction to Heating , Ventilation, and Air Conditioning. Minimum Ventilation rates and standards. Basics and working principle of Refrigeration cycle. Selection of a fan. To understand air tightness, Infiltration rate using tracer gas decay and blower door experiment, Understanding air quality by PM conc. ERV Installation, Introduction to systems, HVAC schematics. Calculating load profiles of a building based on climate, Internal gains ,Assembling the HVAC system & Evaluating performance based on comfort, consumption, and chiller performance.