Fireplace Opening Size - Valor BRAVA 348 Installer And Owner Manual

Metal flue box.
The appliance can be installed to a metal flue box conforming to BS 715 Section 6
(For gas fires to BS 7977-1) having a minimum internal depth of 100mm.
Incombustible mineral wool insulation of not less than 50mm thickness must be
applied to the top surface of the metal flue box.
In addition the fire has been tested for use with a 'Rite Vent' or 'Selkirk' Flue Gas
Collector Box. The opening dimensions may differ from those shown below. It is
IMPORTANT that each installation passes a properly conducted Spillage test as in
section 10.

5.11 Fireplace opening size.

The fireplace opening must be within the dimensions shown in figure 5.
Figure 5.
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GDC Group Ltd. 2011
INSTALLER GUIDE
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