Termination Locations; Vent Termination Minimum Clearances - Heat & Glo 8000CF-OAK-IPI Owner's Manual

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Termination Locations

A. Vent Termination Minimum Clearances
WARNING
Fire Risk.
Explosion Risk.
Inspect external vent cap regularly.
• Ensure no debris blocks cap.
• Combustible materials blocking cap may
ignite.
• Restricted air fl ow affects burner operation.
WARNING
Fire Risk.
Explosion 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.
Measure vertical clearances from this surface.
Measure horizontal clearances from this surface.
(See Figure 4.4 for specifi c clearances)
Figure 4.1
10 Heat & Glo • 8000CF-OAK-IPI • 2059-900 Rev. o • 12/07
2 FT.
20 INCHES MIN.
MIN.
LOWEST
DISCHARGE
OPENING
GAS DIRECT VENT
TERMINATION CAP
Roof Pitch
Flat to 6/12...........................................................1.0*
Over 6/12 to 7/12 .................................................1.25*
Over 7/12 to 8/12 .................................................1.5*
Over 8/12 to 9/12 .................................................2.0*
Over 9/12 to 10/12 ...............................................2.5
Over 10/12 to 11/12 .............................................3.25
Over 11/12 to 12/12 .............................................4.0
Over 12/12 to 14/12 .............................................5.0
Over 14/12 to 16/12 .............................................6.0
Over 16/12 to 18/12 .............................................7.0
Over 18/12 to 20/12 .............................................7.5
Over 20/12 to 21/12 .............................................8.0
* 3 foot minimum in snow regions
Figure 4.2 Minimum Height from Roof to Lowest Discharge
Opening
Figure 4.2 specifi es minimum vent heights for various pitched roofs.
GAS, WOOD OR FUEL
OIL TERMINATION
GAS
TERMINATION
C
A
Gas Wood & Fuel Oil
Termination Termination
A 6 in. 20 in. min.
B 20 in. 24 in. min.
C 18 in. 18 in.
Figure 4.3 Multiple Vertical Termination
HORIZONTAL
OVERHANG
VERTICAL
WALL
X
12
ROOF PITCH
IS X/ 12
H (MIN.) - MINIMUM HEIGHT FROM ROOF
TO LOWEST DISCHARGE OPENING
H (Min.) Ft.
B
Comments
Horizontal distance between terminations
Distance to perpendicular wall
Vertical distance between terminations