Win-Dor Folding Patio Doors

Win-Dor makes an innovative, durable, low-maintenance folding door system that is considered among the highest quality bifold doors in America. But don’t take our word for it, you can see the Performance and Testing results below.

Our unique blend of strong rigid aluminum framing with a long-lasting, low maintenance vinyl capping creates a unique combination not available from other manufacturers. And one which is also thermally improved.