AFTER IMPREGNATION, Window Blocks Undergo Priming, Which Will Provide Them with Good Clutch with Subsequent Coating. At the Final Stage, The Frames Are Covered with Varnishes or Acrylic Paints. In Modern Wooden Windows, Double -glazed Windows has Long Been Installed in the Which Inert Gas Is Pumped. Thus Double Windows arers Ordinary Glasses of Any of Special Selective Glasses, Which Significantly Reduce Heat Loss. These Double -glazed Windows are Distinguished by Excellent Thermal Protection and Many Other Advantages. In General, Wooden Windows have Acceptable Characteristics that Meet All the Trends of Oour Time. Modern Wooden Windows Are Much More Perfect than Their Old Colleaguses, But They Still Lack The Characteristics that Pvc Windows Have.