Bi fold doors are often used as an alternative to the standard sliding door and closet door system. They are most commonly used in conservatories and as sliding patio doors.

Typical bi-fold doors feature two panels which are connected by centralized hinges. These are normally hung up from overhead tracks, and then suspended with the help of rollers or casters. The innermost panel on bi-folding doors normally features a knob or a pull which enables people to fold their door panels together.

When selecting any type of exterior Bi fold doors door, you need to go for one which is not only visually appealing, but also provides security for your home. Your Bi fold doors should also come with a good set of running tracks.

It would be best to go for enclosed running tracks for your bi fold doors because they have the running gear safely enclosed within the tracks which are either built into the ground or within a threshold or seal to prevent intruders from lifting them up.

When you are selecting good and secure bi fold doors you should look for a secure lock which has passed various security tests because security is just as if not more important as the looks.