Fix side panels are usually installed in order to achieve larger entrance with more light and without detriment to security.
It is usually on the opposite side to the lock so that nobody can break the glass and open the door easily.
Top panel is a great solution to give the door more stylish appearance without losing its security. It also allows the entrance of natural light.
Top panel combined with one side panel is one of the solutions that our clients choose as long as there is enough space in the entrance.
Perfect choice when the space it allows, it gives the entrance a greater simmetry and more daylight inside the house.