Yeah. You might need to back it up, so you'll need a long throw lens, giving him bragging rights that he's got a projector with a special lens setup so he's got the quietest projector in town. It's not much of a brag, but it might motivate him to okay the idea.
A good answer is easier with a clear question giving the make and model of everything. "The biggest problem in communication is the illusion that it has taken place." -- G. “Bernie” Shaw