Installation manual
25
Roof Pitch H (Min.) Ft. H (Min.) m
Flat to 6/12 1.0 0.30
Over 6/12 to 7/12 1.25 0.38
Over 7/12 to 8/12 1.5 0.46
Over 8/12 to 9/12 2.0 0.61
Over 9/12 to 10/12 2.5 0.76
Over 10/12 to 11/12 3.25 0.99
Over 11/12 to 12/12 4.0 1.22
Over 12/12 to 14/12 5.0 1.52
Over 14/12 to 16/12 6.0 1.83
Over 16/12 to 18/12 7.0 2.13
Over 18/12 to 20/12 7.5 2.27
Over 20/12 to 21/12 8.0 2.44
VENT TERMINATION CLEARANCES
VENTING (Vertical Cap Requirements)
CAUTION This appliance must not be connected to or joined with any chimney flue serving any other appliance.
Figure 25a
* If vent is closer than 8ft. (2.44m), it must terminate at least
2ft. (0.61m) higher than any portion of a building within 10ft.
(3.05m) of the vent.
Approved Cap
Approved vent pipe
Roof pitch = X/12
Discharge opening
H - Minimum height from roof to lowest discharge opening
12
X
Minimum
*8ft. (2.44m)
H