What size should AC really be? Does a small one save energy? Does a lare one cool it down quicker? What is the best for my needs?
There are many aspects that go into what size of an air conditioner you should purchase. Heat Load Gain in the are to be treated is a concern but also what is in that area? Food? Paperwork?
Waiting Room? All of these need different treatment practices and also modify the size of the unit to be installed.
Rightsize engineering helps determine the perfect sized unit for your needs.