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Heat & Glo • COSMO-I30-IFT, COSMO-I35-IFT Installation Manual • 2535-980 Rev. S • 12/21
G. Installing Termination Cap
Roof Pitch H (Min.) Ft.
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
Figure 5.8 Minimum Height from Roof to Lowest Discharge
Opening
Roof Pitch H (Min.) Ft.
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
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
* H minimum may vary depending on regional snowfall.
Refer to local codes.
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 5.8.
Fire Risk.
Maintain vent clearance to combustibles as
specified.
•
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 fire.
WARNING
