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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
Not to Exceed (H) Limits
Square
Termination
Wall
Firestop
45° Elbow
Figure 15 - Horizontal Termination Configuration for Corner Installation Using One
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
Figure 16 - Snorkel Termination Configurations for Below Ground Installation
116238-01H
VENTING INSTALLATION
90° Elbow
As Required
for (V), See
Chart for
Pipe Section
Required
12"
Min.
www.desatech.com
Continued
Vertical (V)
*43
/
" min.
1
2
54
/
" min.
1
2
66
/
" min.
1
2
78
/
" min.
1
2
90
/
" min.
1
2
* Ground Floor Corner Venting
90° Elbow
90° Elbow
Snorkel Termination
12" Min.
Adequate
Drainage
Required
Vertical Pipe Horizontal (H)
None
1 ft.
2 ft.
3 ft.
4 ft.
Not to Exceed
(H) Limits
Wall
Firestop
45° Elbow
Snorkel Termination
Wall
Firestop
90° Elbow
45° Elbow
30" max.
48" max.
60" max.
84" max.
20' max.
Square
Termination
12" Min.
12" Min.
13
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