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Heat & Glo • 550TRSI-AUF, 550TRSILP-AUF • 2079-980 Rev. N • 5/12
24
A. Vent Termination Minimum Clearances
Figure 6.1 Minimum Height From Roof To Lowest Discharge
Opening
6
Termination Locations
Fire Risk.
Maintain vent clearance to combustibles as
specied.
• DO NOT pack air space with insulation or other
materials.
Failure to keep insulation or other materials away
from vent pipe may cause overheating and re.
WARNING
H (MIN.) - MINIMUM HEIGHT FROM ROOF
TO LOWEST DISCHARGE OPENING
VERTICAL
WALL
TERMINATION
CAP
HORIZONTAL
OVERHANG
305 mm
X
ROOF PITCH
IS X/ 305 mm
LOWEST
DISCHARGE
OPENING
510 mm MIN.
610 mm MIN.
Angle H (Min.) mm
0°-26.6° .......................................................... 500*
26.6°-30.3° .......................................................... 500*
30.3°-33.7° .......................................................... 500*
33.7°-36.9° .......................................................... 610*
36.9°-39.8° .......................................................... 760
39.8°-42.5° .......................................................... 990
42.5°-45.0° ........................................................1 220
45.0°-49.4° ........................................................1 520
49.4°-53.1° ........................................................1 830
53.1°-56.3° ........................................................2 130
56.3°-59.0° ........................................................2 290
59.0°-60.3° ........................................................2 440
*910 mm minimum in snow regions
Figure 6.2 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 or fuel oil
terminations, the wood or fuel oil termination cap must be
higher than the gas termination cap.
A B
6 in. mm (min.) up to 20 in.
(152 mm (min.) up to 508 mm)
18 in. minimum
(457 mm minimum)
20 in. minimum
(508 mm minimum)
0 in. minimum
(0 mm minimum)