Upgrading the glass in your sliding patio door can add to the cost just as it would to a replacement window, but it brings some impressive perks. Enhanced features such as weatherstripping ...

Their multiple panels open in sections and fold up like an accordion for out-of-sight storage. Bifold patio doors consist of two or more glass door panels that hinge together to open accordion-style, ...

Hinged French doors can be fixed and inactive to deliver functional style in a small space. Bifold patio doors consist of two or more glass door panels that hinge together to open accordion-style, ...

Look at the top of the door. Some have wheels at the top as well as the bottom. The top wheels aren’t likely to be worn, but ...

The glass is covered by a 20-year limited warranty. French patio doors attach to either side of the door frame with hinges.