Many people ask, how do I add replacement window grids, window mullions, window grilles, window panes, window slats to my existing window or door? Well, we have the solution! 100% USA MADE; easy, do-it-yourself, add-on window grids.

Why replace your existing windows, when you can add our grids to your windows or doors? Our product fits any type of window or door; whether it is a sliding glass door, sliding window, fixed glass window, picture window, cranker type window, transom window, double hung window, sidelights, casement windows, awning windows, garage windows, patio doors, you name it! Our product works on almost anything, even mirrors or kitchen cabinet windows too!

It is so easy to do. All you need is a tape measure and scissors. You can make tons of different designs including: prairie style, colonial style, England style, traditional style, elegant style, and many more! You can even do arched windows too. The design options are almost limitless.