塑料门窗在节能建筑工程中得到了广泛的应用,它除了具有保温、隔热、气密性好以及耐腐蚀等特点外,还有一个特点,装饰性效果强。由于它的可塑性和焊接工艺。能够制作出各种不同品种、不同形式的窗型供建筑设计选用。近年来,我国经济的发展,人民生活水平的提高,人们对居住环境、居住质量的要求越来越高,对室内居住、工作环 Plastic doors and windows in the energy-saving construction projects has been widely used, in addition to its insulation, heat insulation, air tightness and corrosion resistance and other characteristics, there is a characteristic decorative strong. Due to its plasticity and welding process. Can produce a variety of different varieties, different forms of window design for architectural design. In recent years, with the economic development in our country and the improvement of people’s living standards, people are increasingly demanding living and living standards,