how much does it cost to have sliding glass doors installed
1 To have a contractor install the sliding door, the installation prices alone can cost anywhere from $500 to $1,500. 2  This will greatly depend on the door as well as the contractor you hire to install it. 3  For instance, Marvin.com is an online store that has a lot of differently designed sliding and swinging glass doors. Another factor that is needed to be considered for the price of the item is the quality of the door as well as the thickness of the glass. 2  Sliding doors consist of several parts that need to be installed in the house. 3  On average, plan on spending anywhere from $500 to as much as $3,000 for the door itself.