Vertical Termination Requirements - Heat & Glo TRUE-36S-IFT Installation Manual

D. Vertical Termination Requirements
Install Metal Roof Flashing
• See minimum vent heights for various pitched roofs
(Figure 7.9) to determine the length of pipe to extend
through the roof.
• Slide the roof fl ashing over the pipe sections extending
through the roof as shown in Figure 7.10.
2 FT.
20 INCHES MIN.
MIN.
DISCHARGE
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 7.9 Minimum Height From Roof To Lowest Discharge
Opening
NOTICE: Failure to properly caulk the roof fl ashing and
pipe seams could permit entry of water.
• Caulk the gap between the roof fl ashing and the outside
diameter of the pipe.
• Caulk the perimeter of the fl ashing where it contacts the
roof surface. See Figure 7.10.
• Caulk the overlap seam of any exposed pipe sections
that are located above the roof line.
Heat & Glo • TRUE-36-IFT, TRUE-42-IFT, TRUE-50-IFT Installation Manual • 2461-980 Rev. B • 2/17
HORIZONTAL
OVERHANG
VERTICAL
WALL
LOWEST
OPENING
X
12
ROOF PITCH
IS X/ 12
H (MIN.) - MINIMUM HEIGHT FROM ROOF
TO LOWEST DISCHARGE OPENING
H (Min.) Ft.
Figure 7.10 Figure 7.10
Assemble and Install Storm Collar
CAUTION! Risk of Cuts, Abrasions or Flying Debris.
Wear protective gloves and safety glasses during instal-
lation. Sheet metal edges are sharp.
• Slide the storm collar onto the exposed pipe section
and align brackets.
• Insert a bolt (provided) through the brackets and install
nut. Do not completely tighten.
Figure 7.11 insert Bolt into Brackets Figure 7.11 insert Bolt into Brackets
• Slide the assembled storm collar down the pipe section
until it rests on the roof fl ashing. See Figure 7.11.
• Tighten nut and make sure the collar is tight against the
pipe section.
• Caulk around the top of the storm collar. See Figure 7.12.
CAULK
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