When choosing the type of commercial refrigerator that you want for your pizza restaurant, you will soon see there are different types to choose from. Below are a few of these types so you can determine what would work best for your restaurant. Reach-In A reach-in commercial refrigerator/freezer has two clear or solid doors that open out with two separate sides.  These refrigerators have dual temperatures. This could be set up like a traditional refrigerator with one side being the refrigerator and the other side the freezer.