Adding a new commercial overhead door system to your building can be a necessary improvement to make if your workers will need to regularly load or unload trucks. Whenever you are looking at your options for installing new commercial overhead doors, there are some considerations that will need to be weighed more seriously than others.   Choose Overhead Doors That Are Well-Insulated It may seem like worrying about the insulation of overhead doors is futile given that they will regularly open and close.