DB/T 29-164-2021 民用建筑节能门窗工程技术标准
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分享时间：2021-12-31
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天津市工程建设标准 DB
DB/T29-164-2021
京津冀统一备案号：J12358-2021
民用建筑节能门窗工程技术标准
Technical standard for energy-saving doors and windows of civil buildings
(京津冀区域协同工程建设标准)
2021-11-04发布 2022-01-01实施
天津市住房和城乡建设委员会 发布
目 次
1 总则 ···········································································1
2 术语和符号 ··································································2
2.1 术语·····································································2
2.2 符号·····································································2
3 基本规定 ·····································································4
4 材料 ···········································································6
4.1 一般规定·······························································6
4.2 型材·····································································6
4.3 玻璃·····································································9
4.4 密封材料·······························································9
4.5 五金件、紧固件···················································· 10
5 设计 ········································································· 12
5.1 一般规定····························································· 12
5.2 分格设计····························································· 12
5.3 性能设计····························································· 13
5.4 构造设计····························································· 16
5.5 与主体结构连接设计·············································· 17
6 安装施工 ··································································· 18
6.1 一般规定····························································· 18
6.2 附框安装····························································· 18
6.3 门窗安装····························································· 19
6.4 室外披水板安装···················································· 21
6.5 防雷施工····························································· 22
6.6 成品保护和清理要求·············································· 22
7 质量验收 ··································································· 23
7.1 一般规定····························································· 23
7.2 主控项目····························································· 23
7.3 一般项目····························································· 25
附录 A 成品外窗立面分格形式 ·········································· 26
本标准用词说明······························································· 27
引用标准名录·································································· 28
条文说明········································································ 31
1 总 则
1.0.1 为进一步降低建筑能耗，提高民用建筑节能门窗（以下简称门窗）的应用质量，保证安全性能、物理性能及使用功能，制定本标准。
1.0.2 本标准适用于京津冀三地新建、改建、扩建门窗工程的设计、安装和质量验收。
1.0.3 门窗的设计、安装施工及质量验收除应符合本标准规定外，尚应符合国家及地方现行有关标准的规定。
2 术语和符号
2.1 术 语
2.1.1 成品外窗 finished external windows
对外窗的构造、材料、生产工艺等进行优化设计并定性，对外窗的规格尺寸进行规定，各项性能指标符合标准规定和工程设计要求，具有一定通用性和互换性的外窗。
2.1.2 披水条 weather strip
用于外窗框、扇横向缝隙处的挡风及排泄雨水的型材杆件。
2.1.3 披水板 weather board
安装于外窗室外侧下框底部，具有一定倾斜坡度用于排水的部 件。
2.1.4 抗结露因子 condensation resistance factor
在稳定传热状态下，门窗热侧表面与室外空气温度差和室内、外空气温度差的比值。