Hoval TopVent GV, Operating Instructions Manual, Page: 21 / 44

8.3 Requirements for the installation site
■ Comply with the minimum and maximum distances.
■ Only secure the unit to ceilings or walls with sufficient load-bearing capacity.
■ Only secure the unit to ceilings or walls made of fireproof materials. The surface
temperature of the flue gas pipes amounts to 200°C. Please observe the
regulations of the responsible fire protection authorities.
■ Position the unit in such a way that no one is endangered by flue gas and
radiant heat and no fires can break out.
■ All air inlet and air outlet openings must be freely accessible. The supply air jet
must be free to spread out unhindered.
■ The access panels in the unit must be freely accessible.
■ The unit must be accessible for maintenance work. The connecting lines must
be able to be dismantled.
■ Make sure that supply air units draw in fresh air via the fresh air duct.
TopVent ® TG / MG
X/2 X
Z
Y
1
■
1
Clearance of approx. 1.5 m for maintenance work
Size 6 9
Unit clearance X
min. m 12.0 14.0
max. m 23.0 31.0
Distance from ceiling Z min. m 0.3 0.4
Mounting height Y
min. m 4.0 5.0
max. m approx. 9…25 1)
1) The maximum mounting height varies depending on the boundary conditions (for values,
see table of heat outputs or calculation with the 'HK-Select' selection program).
Table 19: TopVent ® TG / MG minimum and maximum distances
20 21
TopVent ® TG | GV | MG
Operating instructions
Transport and installation Transport and installation
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