heating of a private house

6:32

4:40

4:48

7:32

14:53

5:18

2:25

3:15

5:16

8:55

3:05

6:40

2:27

2:17

3:53

5:39

3:08

7:09

4:01

40:26

5:03

3:56

6:08

12:15

1:13:38

24:34

1:46

4:55

5:26

4:26

13:10

9:37

9:40

4:44

4:38

4:36

1:29

1:35

37:01

8:28

2:43

1:40

12:54

3:56

2:15

7:05

2:36

2:11

9:15

2:24

2:18

2:23

3:12

5:37

7:47

6:06

9:08

14:57

3:21

7:23