Replacing inefficient windows in our homes in the Dallas – Fort Worth Metro has become the norm vs. the exception. Upgrading and replacing old windows and doors for more energy-efficient models increases the value of your home and saves you money on your utilities. The advancements in technology and the improvements in production have brought the cost of replacement windows down while continuing to improve energy efficiency. Thirty years ago, replacement windows in Texas were still being made with aluminum frames which have become a thing of the past due to the cost and lack of efficiency of the aluminum.