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E. Installing Adaptor and Termination Cap
CAUTION! Risk of Cuts/Abrasions/Flying Debris.
Wear protective gloves and safety glasses during instal-
lation. Sheet metal edges are sharp.
For installation of termination cap see minimum vent
heights for various pitched roofs (see Figure 7.4) .
To install adaptor see Figure 7.5.
2 FT.
20 INCHES MIN.
MIN.
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
* H minimum may vary depending on regional snowfall.
Refer to local codes.
Figure 7.4 Minimum Height from Roof to Lowest Discharge
Opening
16
HORIZONTAL
OVERHANG
VERTICAL
WALL
LOWEST
DISCHARGE
OPENING
X
12
ROOF PITCH
IS X/ 12
H (MIN.) - MINIMUM HEIGHT FROM ROOF
TO LOWEST DISCHARGE OPENING
H (Min.) Ft.
Quadra-Fire • QFI30FB-IFT, QFI35FB-IFT Installation Manual • 2555-980 Rev. C • 9/18
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