first class(noun) the highest rank in a classification. first class, 1st class, first-class mail, 1st-class mail(noun) mail that includes letters and postcards and packages sealed against inspection. first class(adj) the most expensive accommodations on a ship or train or plane.
A very basic sliding glass door, without professional installation, can cost $300 to $500, and this is the type of door most people think of when they hear the term sliding glass door â a six-foot pair of plain glass panels inside a simple frame. An eight-foot door can run $800 to $1,200 without professional installation.
Patio Door Installation Prices: The costs below are for labor ONLY. You will have to figure in the cost of the door itself, which can range from $400 to thousands of dollars, depending on your taste and wallet depth. 1  Patio Door installed into a brick wall rough opening (6ft): $2,500-$3,500. 2  Patio Door installed into a wood wall rough opening (6ft): $2,000-$3,000.