Hoval TopVent GV, Руководство по эксплуатации, Страница: 19 / 44

7.6 Acoustic cowl
The acoustic cowl reduces the noise level in the room; it is installed in the
Air-Injector. This does not change the outside dimensions of the Air-Injector.
Insertion attenuation is 4 dB compared with the total sound power level of each
TopVent ® unit.
7.7 Flue gas accessories
Flue gas kits
For simple, room air independent installation of TopVent ® gas units:
Flue gas kit flat roof DN 80 Flue gas kit pitched roof DN 80 Flue gas kit wall DN 80
110
250
125
150
50 45
716
939
1850
110
250
125
150
50 45
660
865
1850
405
780
150
250
50
180
11
0
125
Appropriate for roof inclinations between
25° and 45°
Components:
■ Roof feed-through
■ Flat roof flange
■ Flue gas pipe
■ T-piece
■ Condensate cap
■ Elbow bend 90°
Components:
■ Roof feed-through
■ Lead pan with shell
■ Flue gas pipe
■ T-piece
■ Condensate cap
■ Elbow bend 90°
Components:
■ Wall feed-through
■ Flue gas pipe
■ T-piece
■ Condensate cap
Table 18: Flue gas kit dimensions and components (dimensions in mm)
Individual parts
For the adaptation of the flue gas kit to the particular situation:
■ Flue gas pipe (250 / 500 / 1000 mm)
■ Elbow (90° / 45°)
■ T-piece
■ Length adjustment piece
■ Condensate cap
■ Pipe clamp
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TopVent ® TG | GV | MG
Operating instructions
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