Heat & Glo • XLR-N-AU, XLR-PB-AU • 2198-906 Rev. M • 5/1222
A. VentTerminationMinimumClearances
Figure6.1MinimumHeightFromRoofToLowestDischarge
Opening
H (MIN.) - MINIMUM HEIGHT FROM ROOF
TO LOWEST DISCHARGE OPENING
VERTICAL
WALL
TERMINATION
CAP
HORIZONTAL
OVERHANG
12 in.
(305 mm)
X
ROOF PITCH
IS X/ 12 in. (305 mm)
LOWEST
DISCHARGE
OPENING
20 in.
(510 mm) MIN.
24 in.
(610 mm) MIN.
6
TerminationLocations
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
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.
Figure6.2 StaggeredTerminationCaps
*910 mm minimum in snow regions
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)
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