我们中国建筑金属结构协会有钢木门窗、塑料门窗和铝门窗幕墙三大门窗委员会,今天我想借此机会讲讲“全力推进门窗节能”的问题。一、门窗节能的特别重要性1.门窗节能在建筑节能中的地位和作用建筑能耗占社会总能耗的40%左右,而建筑的维护结构主要是门窗占建筑能耗的50%,也就是说建筑门窗能耗约占社会总能耗的20%左 We China Metal Structures Association has steel doors and windows, plastic doors and windows and aluminum doors and windows curtain wall of the three doors and windows committee, today I would like to take this opportunity to talk about “efforts to promote energy-saving windows and doors” issue. First, the special importance of energy-saving windows and doors 1. Energy-saving windows and doors in the building energy-saving status and role Building energy consumption accounts for about 40% of the total social energy consumption, and building maintenance structure is mainly windows and doors accounted for 50% of building energy consumption, In other words, building windows and doors consume about 20% of total energy consumption