Each window is primarily intended to provide sunlight and fresh air in the room. But no less important is also the protection of the premises from penetration. There are currently many ways to protect. The most common of them are windows for windows. As a rule, their installation is performed in windows on the ground floor. Installation of the gratings should be performed by experts. Only in this case the safety rules will be observed. In more expensive versions, forged elements are mounted in the links.
Sometimes the grill is sliding (folding and removable), and firmly welded. Sliding grilles are made of metal softer, as a result of which their protection is significantly reduced. Removable lattices are quite bulky. Recently, the price for windows for it is often installed in the midst.
Adherents of antiquity prefer shutters. Like bars, the shutters will perfectly protect the opening of the windows from the thieves from the robbers. Most often they are used in dachas and cottages.
Modern shutters are most often made of metal or wood. Of course, metal shutters are more durable. The price of the shutters includes not only the cost of the material, but also the cost of internal accessories, as well as its quality.