Viessmann Vitocaldens 222-F Installation Instructions Manual page 48

External wall connection
1 5 7 4
A Supply air
Boiler flue connection
1
Balanced flue external wall
2
connection
(incl. wall bezels)
Grille
3
Balanced flue pipe
4
1 m long
0.5 m long
Balanced flue bend
5
87° or 2 x 45°
or
Balanced flue inspection tee
or
Balanced flue inspection bend
Balanced flue inspection piece,
6
straight
Balanced flue slide coupling
7
Fixing clamp
Balanced flue adaptor
7 60/100 mm to 7 80/125 mm
48
(cont.)
6 42
A
3
B
B Flue gas
Maximum flue length
Vitodens 100-W, type WB1B: 10 m