DB63/1004-2011······1

1 總則······6

2 建筑節能改造的判定原則及方法······6

2.1 判定原則······6

2.2 判定方法······7

2.3 查勘內容······7

3 既有建筑圍護結構保溫改造······8

3.1 圍護結構改造前應重點查勘內容······8

3.2 既有建筑圍護結構保溫改造設計······8

3.3 墻體節能改造······12

3.4 門窗改造······13

3.5 屋面和樓地面的改造······14

4 采暖供熱系統改造······16

4.1 一般規定······16

4.2 采暖鍋爐房(熱交換站)改造······17

4.3 室內采暖系統改造······18

4.4 室外供熱管網改造······19

5 既有居住建筑節能改造的施工與驗收······19

附錄A······22

附錄B······24

附錄C······27

條文說明······32

1 總則······35

2 建筑節能改造的評定原則及方法······36

2.1 判定原則······36

2.2 判定方法······37

2.3 查勘內容······38

3 既有建筑圍護結構保溫改造······38

3.1 圍護結構改造前應重點查勘內容······38

3.2 既有建筑圍護結構保溫改造設計······38

3.3 墻體節能改造······39

3.4 門窗改造······40

3.5 屋面和樓地面的改造······41

4 采暖供熱系統改造······42

4.1 一般規定······42

4.2 采暖鍋爐房(熱交換站)······43

4.3 室內采暖系統······45

4.4 室外供熱管網改造······47

5 既有居住建筑節能改造的施工與驗算······48