I am going to install a new Microwave over the range oven . I want to vent through the wall.
I need to know where the opening will be located and the size . Will this very with make and model?
Self Help

I had just purchased one not long ago and installed it myself, it can be vented out the back into the wall or out the top by changing the vent location on the directions. It was fairly easy to do and really a two person job to install.