Installation manual

15
2.4.2 Heart Extension Requirements
The hearth extension floor area must extend at least 16" (40 cm) in front of the hearth and at
least 8" (20 cm) on each side of the door opening (see figure 7). The joint between the hearth
extension and the fireplace hearth needs to be made of non-combustible material such as sheet
metal (not included) as shown on figure 8.
Figure 7
Figure 8