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116238-01H
13
CORNER INSTALLATION
Recommended Applications:
• Corner ground floor installation
• Ground floor installation where pipe vents
horizontally through wall (over 12" horizon
-
tal pipe)
• Basement installation where one foot
clearance from ground to termination is
possible
VENTING INSTALLATION
Continued
Figure 15 - Horizontal Termination Configuration for Corner Installation Using One
90° Elbow
Square
Termination
Wall
Firestop
Not to Exceed (H) Limits
As Required
for (V), See
Chart for
Pipe Section
Required
45° Elbow
90° Elbow
90° Elbow
Square
Termination
Wall
Firestop
45° Elbow
12" Min.
Not to Exceed
(H) Limits
SNORKEL TERMINATION INSTALLATION
Recommended Applications:
• Installations requiring a vertical rise on building exterior
• Any installation using snorkel termination to achieve one foot above ground
Snorkel terminations are available for installations requiring a vertical rise on the exterior of
the building. If installing snorkel termination below grade, you must provide proper drainage
to prevent water from entering snorkel termination (see Figure 16).
Do not back fill around snorkel termination.
Snorkel Termination
12"
Min.
Snorkel Termination
Wall
Firestop
90° Elbow
45° Elbow
Figure 16 - Snorkel Termination Configurations for Below Ground Installation
Snorkel Termination
Adequate
Drainage
12" Min.
12" Min.
Required
Vertical (V)
Vertical Pipe Horizontal (H)
*43
1
/
2
" min.
None
30" max.
54
1
/
2
" min.
1 ft.
48" max.
66
1
/
2
" min.
2 ft.
60" max.
78
1
/
2
" min.
3 ft.
84" max.
90
1
/
2
" min.
4 ft.
20' max.
* Ground Floor Corner Venting