D.Installing Roof Flashing and Vertical Termination Cap
To install roof flashing see Figure 8.14.
For installation of vertical termination cap see minimum vent heights for various pitched roofs (see Figure 8.14) .
To attach the vertical termination cap, slide the inner collar of the cap into the inner flue of the pipe section and place the outer collar of the cap over the outer flue of the pipe section.
Secure the cap by driving the three
2FT.
MIN.
TERMINATION CAP
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20 INCHES |
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| VERTICAL | |
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LOWEST |
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| WALL |
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DISCHARGE |
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OPENING |
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X
12
ROOF PITCH
IS X/ 12
H (MIN.) - MINIMUM HEIGHT FROM ROOF TO LOWEST DISCHARGE OPENING
TERMINATION CAP
(1 of 3)
STORM
COLLAR
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 |
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 8.14 Minimum Height from Roof to Lowest Discharge Opening
WARNING
Fire Risk.
Explosion Risk.
Inspect external vent cap regularly.
•Ensure no debris blocks cap.
•Combustible materials blocking cap may ignite.
•Restricted air flow affects burner operation.
SCREWS
CAULK
Figure 8.15
Heat & Glo • | 27 |