Vent Termination Clearances - kozy heat SLA-42 Installation And Operation Manual

VENT TERMINATION CLEARANCES

Roof Pitch
Flat to 6/12
Over 6/12 to 7/12
Over 7/12 to 8/12
Over 8/12 to 9/12
Over 9/12 to 10/12
Over 10/12 to 11/12
Over 11/12 to 12/12
Over 12/12 to 14/12
Over 14/12 to 16/12
Over 16/12 to 18/12
Over 18/12 to 20/12
Over 20/12 to 21/12
CAUTION This appliance must not be connected to or joined with any chimney flue serving any other appliance.
Approved Cap
Discharge opening
Approved vent pipe
Figure 23a
VENTING
H (Min.) Ft. H (Min.) m
1.0 0.30
1.25 0.38
1.5 0.46
2.0 0.61
2.5 0.76
3.25 0.99
4.0 1.22
5.0 1.52
6.0 1.83
7.0 2.13
7.5 2.27
8.0 2.44
(Vertical Cap Requirements)
Minimum
*18 in. (457mm)
H
X
12
H - Minimum height from roof to lowest discharge opening
* If vent is closer than 18 in. (457mm), it must terminate at
least 2ft. (0.61m) higher than any portion of a building within
10ft. (3.05m) of the vent.
23
Roof pitch = X/12