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Quadra-Fire • Sapphire • 7055-116 Rev. D • 6/11
4
Termination Locations
A. Vent Termination Minimum Clearances
Figure 4.2 Staggered Termination Caps
Figure 4.1 Termination Clearances
Figure 4.3 specifi es minimum vent heights for various
pitched roofs.
Figure 4.3 Minimum Height from Roof to Lowest Discharge
Failure to keep insulation or other materials
away from vent pipe may cause fi re.
Fire Risk.
Explosion Risk.
Maintain vent clearance to combustibles
as specifi ed.
WARNING
• Do not pack air space with insulation or
other materials.
Measure vertical clearances from this surface.
Measure horizontal clearances from this surface.
(See Figure 4.4 for specifi c clearances.)
Opening
HORIZONTAL
OVERHANG
VERTICAL
WALL
GAS DIRECT VENT
TERMINATION CAP
12
X
ROOF PITCH
IS X/ 12
LOWEST
DISCHARGE
OPENING
2 FT.
MIN.
20 INCHES MIN.
H (MIN.) - MINIMUM HEIGHT FROM ROOF
TO LOWEST DISCHARGE OPENING
Roof Pitch H (Min.) F
t
Flat to 6/12 .........................................................1.0*
Over 6/12 to 7/12........................................................1.2
5
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 ........................................... 3.2
5
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
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.
**
AB
6 in. (minimum) up to 20 in.
152 mm/508 mm
18 in. minimum
457 mm
20 in. and over 0 in. minimum
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.