Beck Glass has been helping homeowners renovate and upgrade their homes for over 45 years. If you are looking to upgrade your existing windows from single glaze to double glaze, add space to your interior with mirrored walls, please contact us for a free estimate today. Besides appearance, replacing your windows can greatly increase energy efficiency and ease of maintenance. The array of window replacement options today makes those important goals relatively easy to achieve. If the windows are properly constructed and installed, a replacement project can reduce heat and air conditioning loss by up to 50 percent for a typical house.