Bifolds are more compact than their sliding counterparts. If it's time to change your sliding glass doors, consider the fact that you can replace patio sliders with bifold doors. Just keep in mind ...
The grease or oil will trap grit. If the corner assembly screws are accessible, use a screwdriver to make sure they’re tight ...
LaCantina Doors makes folding, sliding, and swing doors, as well as screens and servery windows ... including siding, windows, patio doors, fence railing, shutters, and more.