Fi
d
b
b il
&
h
B il
M
l
Finned copper tube gas boilers & water heaters – Boiler Manual
8
F
F
Figure 6
Vertical Combustion Air and Venting, Metal Chimney System Shown
Locate exhaust terminal downwind from air intake to reduce potential for fl ue gas recirculation.
Figure 7
Combination Air Intake and Venting, Masonary Chimney Shown
10 FT
3.1 m
4 FT
1.2 m
5 FT
1.5 m
1.5 FT
0.5 m
5 1/2 FT
1.7 m
1.5 FT
.5m
10 FT
3.1 m
3 FT
1 m