Heat load calculations
Hp Required for moter for required CFM
Duct size calculations
Pipe size calculations
Drafting in 2D AutoCAD
Please shear your basic 2D house or office layout I will create design for you for free
Firstl check my work efficiency and than pay as much as you want so try to add me in your project I
I have done 8to 9 project design and some of project I use to do execution as well