
GB300 BOILER INSTALLATION AND OPERATION INSTRUCTIONS
Page 8
Figure 2C
Vertical Venting Using A Masonry Chimney And Inside Air (GB300 Series)
Figure 2B
Dual Flue Outlets And Inside Air (GB300 Series)
5 FT 4.5 m
3 FT 0.9 m
2 FT 0.6 m
10 FT 3.4 m
10 FT 3.1 m
3 FT 0.9 m
3 FT 0.9 m