3. Dimensions
1180
85
A
B
1480
160
1700
C
D
E
G
F H
A = ventilation air pipe DN 200
B = gas pipe 2"
C = safety assembly connection 2"
D = flow pipe DN 80
E = return pipe DN 80
F = BDF valve connection
G = flue pipe DN 250
H = condensate drain
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