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, ...

Bifold patio doors consist of two or more glass door panels that hinge together to open accordion-style, creating wide open spaces. This door type provides more flexibility to enjoy your outdoor ...

The glass is covered by a 20-year limited warranty. French patio doors attach ... like an accordion. This creates an ...

The company’s accordion doors are now available ... also request thermal breaks and energy-efficient glass. Buyers who intend to install the doors in an entrance that will be used daily may ...