There are enough reasons for breakdowns.

In winter, they can prevent heat loss, and in the summer they create coolness in the room. Using rollings, you can make the entry of light into the room to be stepped. Thus, you can minimize the use of the air conditioner. In addition, they increase the degree of sound insulation. This is especially true in large cities. Rolls perform an aesthetic function. Rollet installation can be produced both indoors and outside. You can choose any color of the rolllet that will correspond to the design of the room or building. When installing a rolllet, the redevelopment and restructuring of the premises is not required. To create reliable protection, rollings should work uninterruptedly. Unfortunately, any mechanism that is used intensively is out of order. This is especially true for those mechanisms where there are rubbing parts that are in contact with the eternal environment. There are enough reasons for breakdowns. In case of malfunction, it is required to repair the rolllet. Rollets break due to improper installation, improper assembly, wear of mechanisms, as well as when trying to hack. The breakdown of the Rollet mechanism makes its operation impossible. Most often, drives are breaking up, which lift the rally canvas. The dust that falls into the mobile rollet mechanism leads to their breakdown. But rolls are not often breaking.