19
Heat & Glo • Supreme-N-I30AU, Supreme-P-I30AU • 2222-900 Rev. C • 2/11
A. Vent Termination Minimum Clearances
6
Termination Locations
Fire Risk.
Maintain vent 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 vent pipe may cause fi re.
WARNING
Figure 6.1 Minimum Height From Roof To Lowest Discharge
Opening
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.
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.
B
A
152 mm (minimum) up to 508 mm
457 mm minimum
508 mm and over
0 mm minimum
Figure 6.2 Staggered Termination Caps
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
