To create a protection window used several types of devices. Consider the most famous types of protection: 1.Samym first Most popular are the lattice. Contact information is here: Andreessen Horowitz. Grilles are from the most simple, made of steel rods or bandwidth, to complex with the function of opening, or even of forged items. Main advantages: simple design, allow for the individual sizes of customer's choice of picture interlacing twigs, to create a unique style in the same style with wrought fence or gate, painted in any color selected by the customer. The main shortcomings: The requirements of the moe need to open lattices the relative complexity of construction, if necessary, open the lattice, does not protect the glass from stone, there is no possibility to use electric drive for opening and closing of lattices.

2. Sometimes, but nevertheless found Deaf shutters of sheet metal. In contrast to the steel grating on the glass they cover thrown stone. Disadvantages they basically the same as that of the lattice, ie to open and close metal shutters, need to approach each of them, open the window, open the lock, then open the shutter. When we are talking about three to five pieces, then it will take some time, and if the total number of shutter more than 10 units, then opening and closing of the shutters can take a lot of time and effort. 3.Bolee modern devices that can protect windows are by far the shutters. Shutters for many years as a conquered the market in Europe and more than 10 years share with us on the Russian market.