Do you love the look of your windows, but hate how drafty and inefficient they are? Do you want to save money on your energy bills, but can’t stand the way “new” windows change the look of your house? Finally, there is a solution to your problems with Bi-Glass Systems. The Bi-Glass window restoration process has proven successful on thousands of windows. From Victorian bent glass windows and period glass to the more contemporary styles of the 1920s through the 1970s, you can save your old wood windows and save energy with the Bi-Glass System. Our patented process allows homeowners the option of keeping their existing windows and upgrading the single pane to double-pane, insulated glass. We offer a variety of weatherstripping, jambliner/balance systems, historic hardware, and restoration glass in the insulated panels, which is ideal for those who love the look of antique wavy glass.