barbas 70-55 PF2, Installation And Maintenance Manual

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Alternative without a false ceiling: Make an open space of minimum 50 cm height
between the chimney enclosure top side (complete width and depth of the enclosure) and
the flammable ceiling
Figure 12 shows the minimum thickness of the insulation plates and the minimum
clearances to a flammable ceiling
Make sure the total area of the convection air outlet opening is minimum 300 cm
2
.
1 Chimney enclosure
2 Convection air outlet opening
3 Flammable ceiling
4 Insulation plate (false ceiling)
5 Insulation plates
Figure 12. Clearances to flammable ceiling - Front view
Table 5: Minimum dimension and clearance to flammable ceiling
With false ceiling, minimum
25 mm thickness
Without false ceiling
h
Area of the convection air
outlet opening
Minimum 300 mm
2
Minimum 50 cm open
space between ceiling and
chimney enclosure
H
Height of the false ceiling
minimum distance convec-
tion air outlet opening -
flammable ceiling
Minimum 12.5 cm (= 10 cm
free space + 25 mm false
ceiling)
Not applicable (the top side
of the chimney enclosure is
open with a clearance of
minimum 50 cm to the flam-
mable ceiling.
4.5 Clearances to non-flammable walls
Put a non-flammable insulation plate between the appliance and the rear wall and side
wall according figure 3.
Clearances
24 Gas Fire Panorama 70-55