Viessmann Vitopend 100-W Installation And Service Instructions Manual page 8

Installation sequence
Flue gas connection
Flue gas orifice plate (internal 7)
Routing
External wall con-
nection
Vertical roof out-
let
Connection to a
concentric chim-
ney
8
(cont.)
Type Bal-
(de- anced
sign) flue sys-
tem
mm
C 60/100
12x
80/125
C 60/100
32x
80/125
C 60/100
42x
24.8 kW
Flue gas + Re-
ventilation stric-
air pipe tor
length
7
m mm
≤ 1
> 1 ≤ 3
≤ 10
≤ 1.25
> 1.25 ≤ 5
≤ 1.25
> 1.25 ≤ 11
> 11 ≤ 12
≤ 2
31 kW
Flue gas +
ventilation
air pipe
length
m
41 ≤ 1
44 > 1 ≤ 3
41 ≤ 6
> 6 ≤ 8
43 ≤ 2
44 > 2 ≤ 3
38 ≤ 1.25
41 > 1.25 ≤ 6
43 > 6 ≤ 10
44 ≤ 2
Re-
stric-
tor 7
mm
47
—
46
—
47
—
44
46
—
44