Viessmann VITOPEND 222 WHSA Datasheet page 36

Flue gas/ventilation air system accessories for balanced flue operation...
A Ventilation air
B Flue gas
External wall terminal (type C
&
Route the connection piece with a gradient of at least 3º.
&
The external wall terminal and the horizontal roof outlet have
been tested and _-certified as a concentric balanced flue sys-
tem as one technical unit with the Vitopend.
& Thermally insulate the air supply pipe in unheated rooms.
& From a pipe length of 2.5 m upwards, install a condensate trap
on site and drain off any condensate.
& The total extended pipe length comprised of the flue pipe and
air supply line should not exceed 18 m.
VIESMANN
36
1 Boiler flue connection (parallel) Ø 60/
2 Vertical roof outlet
3 Universal roof tile
4 Universal dummy covers
5 Fixing clamp (Ø 125 mm)
6 Bend (Ø 80 mm)
7 Pipe (Ø 80 mm)
8 Ventilation air inlet (external) (Ø
), parallel, system size Ø 80/80 mm
12
Example:
100 mm to Ø 80/80 mm (order sepa-
rately)
(Ø 80 mm)
colour black
colour terracotta
colour black
colour terracotta
or
Flat roof collar
90°
45° (2 pieces)
1 m long (trim to size)
0.5 m long (trim to size)
80 mm) incl. wall bezels and ventilation
air damper
Condensate trap (Ø 80 mm)
Drain outlet kit
Deductions from the max. extended pipe length on account
of components:
External wall terminal 1 m
Balanced flue bend 45° 0.5 m
Balanced flue bend 87° 1.0 m
Requirement: 2 x external wall terminal and 2 x 90° balanced
flue bend
Max. extended pipe length:
18 m – 2 x 1 m – 2 × 1 m = 14 m
(cont.)
Part no. 7194 859
Part no. 7338 658
Part no. 7183 683
Part no. 7338 644
Part no. 7183 692
Part no. 7338 645
Part no. 7185 140
Part no. 7198 596
Part no. 7198 578
Part no. 7198 579
Part no. 7198 580
Part no. 7198 581
Part no. 7198 576
Part no. 7198 577
Part no. 7179 307
VITOPEND 222