I have 7years of Experience in Design and Drafting of Central Air-conditioning and Refrigeration plants from 10 to 200 tons for various industries and buildings, shops, Hotels and Theaters. The type of work including reading Architectural drawings(Blue Prints), drafting using AutoCAD, calculation of area, Heating and cooling load calculation using carrier HAP, sizing building air distribution system i.e. supply, return, exhaust, and ventilation ducts.