成都/四川-断桥门窗厂家/价格/批发-成都市恒置源科技有限公司

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成都/四川-断桥门窗厂家/价格/批发-成都市恒置源科技有限公司

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断桥铝门窗，采用隔热断桥铝型材和中空玻璃，具有节能、隔音、防噪、防尘、防水等功能。断桥铝门窗的热传导系数K值为3W/㎡·K以下，比普通门窗热量散失减少一半，降低取暖费用30%左右，隔声量达29分贝以上，水密性、气密性良好，均达国家A1类窗标准。

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2019	2020	2021