a practical Rectangular, Oval, & round duct sizer....
This App is developed by Mechanical engineers to present the MAX required data & to satisfy the needs of the of the engineers... this App is helpful for all Mechanical engineers, Designers, Facility managers, facility tech. technicians, supervisors, BIM operators, & CAD draftsmen.
in this version the App is calculating the Rectangular Ducts, flat Oval Ducts, & circular duct sizes.