
Heat & Glo • SOHO-N-AU • 2197-900 Rev. C • 9/09
8
A. Flue Termination Minimum Clearances
Fire Risk.
Explosion Risk.
Maintain fl ue clearance to combustibles as
specifi ed.
• Do not pack air space with insulation or other
materials.
Failure to keep insulation or other materials
away from fl ue pipe may cause fi re.
Figure 4.2
Figure 4.1 Minimum height from roof to lowest discharge
opening
4
4
Termination Locations
Measure horizontal clearances from this surface.
Measure vertical clearances from this surface.
Figure 4.1 specifi es minimum fl ue heights for various
pitched roofs.
(See Figure 4.4 for specifi c clearances)
HORIZONTAL
OVERHANG
VERTICAL
WALL
TERMINATION
CAP
300 mm
X
ROOF PITCH
IS X/ 300 mm
LOWEST
DISCHARGE
OPENING
610 mm
MIN.
610 mm
H (MIN.) - MINIMUM HEIGHT FROM ROOF
TO LOWEST DISCHARGE OPENING
WARNING
Angle
H (Min.) M
0°-26.6° ........................................................ 0.30*
26.6°-30.3° ........................................................ 0.38*
30.3°-33.7° ........................................................ 0.46*
33.7°-36.9° ........................................................ 0.61*
36.9°-39.8° ........................................................ 0.76
39.8°-42.5° ........................................................ 0.99
42.5°-45.0° ........................................................ 1.22
45.0°-49.4° ........................................................ 1.52
49.4°-53.1° ........................................................ 1.83
53.1°-56.3° ........................................................ 2.13
56.3°-59.0° ........................................................ 2.29
59.0°-60.3° ........................................................ 2.44
*.91 M minimum in snow regions
Figure 4.3 Staggered Termination Caps
Gas, Wood or Fuel Oil
Termination Cap
B
Gas
Termination
Cap **
A*
*
If using decorative cap cover(s), this distance may need to be
increased. Refer to the installation instructions supplied with the
decorative cap cover.
**
In a staggered installation with both gas and wood terminations, the
wood termination cap must be higher than the gas termination cap.
A
B
152 mm (minimum) up to 508 mm
457 mm minimum
508 mm and over
0 mm minimum