EN
60
70
60
70
Combined buffers for central heating and domestic hot water production | 109
250
225
200
175
150
125
100
75
50
25
0
0
10
ATTD 1000/200 DUO (lower HE) and ATT 1000/200
600
550
500
450
400
350
300
250
200
150
100
50
0
0
10
ATTD 1000/200 DUO (upper HE)
20
30
40
50
llit/min
20
30
40
50
llit/min
60
70
80
90 100
60
70
80
90 100