You will want to make sure that they install quality materials also. Even though the quality ones cost more, they can minimize the likelihood of the openers breaking early. Also, make sure that you get an opener that has a good warranty just in case it does break. After they install it, you will want to do regular maintenance. This means that you will want to lubricate the springs and locks so that everything opens effortlessly. Every month, just walk around the Roll up Garage Door and make sure all of the springs are not overly strained and open. If you do not do regular maintenance, then you may have an expensive repair that is not covered under the warranty.