Table A - Installation Depth Requirements for a Gallery Arch Tray being
installed with a Gallery Casting, requiring 12.0 litres of debris collection
volume (fig. 2).
Opening Width (mm)
Minimum Depth Required (mm)
560 (minimum opening width)
200
See fig. 2 below for explanatory diagram.
Fig. 2a
The fireplace opening depth can exceed 160mm, providing that when
calculated, the void volume does not exceed 247 dm3
7
Opening Width ( e.g. 560mm)
Depth Required
(e.g. 200mm)