At Thames Design & Build we have recently found that many of our clients seem to be opting for sliding doors as opposed to bi-fold doors, so is the fashion changing? Below are some pros and cons of sliding versus bi fold doors: Sliding Doors Pros * large glass panes possible * Wider overall width available * Open and close in line, not protruding * More traditional as a replacement * Up to two thirds opening * Narrow frame widths * Works well with curtains and blinds *H