11
Furnace
Flue
Size
Outlet
100 - 150
4 inch
200 - 400
6 inch
Standard Vertical Venting
A1
A = 12 inch minimum
A1 = 12 inch minimum, but should
size according to expected
snow depth.
Standard Indoor Venting
EXHAUST
Exhaust Vent
Terminal
Air Inlet
Building Roof
Venting Instructions:
Standard Indoor Units
A
Table 1
All measurements shown are diameters.
Содержание IGX
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