Equipment selection software: These programs are used to select and specify the appropriate HVAC equipment for a project, including boilers, chillers, and air handling units.Duct design software: These programs are used to design and optimize the ductwork of an HVAC system, including sizing, layout, and routing.Load calculation software: These programs are used to calculate the heating and cooling loads of a building, taking into account factors such as insulation, window sizes, and orientation.4 Related FAQ Types of HVAC design software