Desa T32N-a SERIES - Manual (Page 12)

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VENTING INSTallaTION INSTRUCTIONS
Continued
Vertical (V) Required
Vertical (V) Vertical Pipe Horizontal (H)
*43
3 /
4
" min. None 30" max.
53 3 /
4
" min. 1 ft. 48" max.
65 3 /
4
" min.  ft. 60" max.
77 3 /
4
" min. 3 ft. 84" max.
89 3 /
4
" min. 4 ft. 0' max.
* Ground Floor Corner Venting
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
Not to Exceed
(H) Limits
1" Min.
CORNER INSTALLATION
Recommended Applications:
• Corner ground floor installation
• Ground floor installation where pipe vents horizontally through wall (over 12" horizontal pipe)
• Basement installation where one foot clearance from ground to termination is possible
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
Termination
1" Min.
1" Min.
Adequate
Drainage
Snorkel
Termination
Snorkel
Termination
90° Elbow
1" Min.
Wall
Firestop
Snorkel terminations are available for installations
requiring a vertical rise on the exterior of the build-
ing. 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.
Figure 16 - Snorkel Termination Configurations for Below Ground Installation