Viessmann Vitodens 200 Technical Manual page 170

4.3 Flue gas system components
Single pipe system components
Duct cover, plastic
(fixing material is part of the standard delivery)
a
350
Duct cover, aluminium
(fixing material is part of the standard
delivery)
4
a
350
System Dimension
size [mm]
∅ mm a b c
60 80 50 378
80 80 50 378
100 110 63 333
170
(cont.)
System Dimension
size [mm]
∅ mm a b
60 60 198
80 80 229
100 111 201
Reducer
(only for system size ∅ 60 mm)
60
Spacer
Standard pack 3 pieces
(used for internal duct dimensions of
130 × 130 mm to 250 × 250 mm or
∅ 150 mm to ∅ 300 mm)
VITODENS