This course is designed for engineers and technicians from a wide range of abilities and backgrounds. it will provide the participant with a complete and up –to – date over view of the area of Heating, Ventilation, Air Conditioning (HVAC) & Refrigeration. It commences with a review of psychometric charts and then examines the factors that influence design choices, indoor air quality, load calculation and heating / ventilation and air conditioning systems. Numerous tips and tricks throughout the course make it very practical and topical to your application.