GB300 BOILER INSTALLATION AND OPERATION INSTRUCTIONS
Page 9
Figure 2E
Common Vents And Inside Air (GB300 Series)
Figure 2D
Dual Flue Outlets Using A Masonry Chimney And Inside Air (GB300 Series)
10 FT 3.1 m
3 FT 0.9 m
3 FT 0.9 m
3 FT 0.9 m
10 FT 3.1 m
3 FT 0.9 m
