Windows are customary to install modern, plastic, metal -plastic. You yourself order the size, shape, decide whether they will be single -winged or double -leafy, one — or two -chamber. The glasses are also important. You are offered both ordinary glass and triplex, you can self -cleaning. Do you want you to insert color. The assortment is replenished every day. The interior of the interior depends on which stairs are used in it. Screw and ordinary, with carved railings or forged, made of tin according to your project or the company selected by the manufacture, supply and installation of the product