Www.desatech.com - Desa CD36RN Owner's Operation And Installation Manual

SNORKEL TERMINATION INSTALLATION
R e c o m m e n d e d A p p l i c a t i o n s M o d e l s
(V)CD36R and (V)CD36T:
• Installations requiring vertical rise on build-
ing exterior.
• Installation using snorkel termination to
achieve 1 ft. above grade.
Snorkel
Termination
12"
Min.
Figure 23 - Snorkel Termination Configuration For Below Ground Installation
HORIZONTAL vENT INSTALLATIONS
USING MULTIPLE 90° ELBOWS (v)CD36T
TOP vENT
The following configurations show the mini-
mum vertical rise requirements for a horizontal
system using two 90° elbows.
venting with Two 90° Elbows
Horizontal (H)+
vertical (v) Horizontal (H
7' Min.
8' Min.
9' Min.
10' Min.
11' Min.
13' Min.
Figure 24 - Horizontal Termination Configuration For Venting Using Two 90° Elbows
16
VENTING INSTALLATION
)
2
10' Max
12' Max
14' Max
16' Max
18' Max
20' Max
(Model (V)CD36T)

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Continued
Snorkel terminations are available for installa-
tions requiring a vertical rise on the exterior of
the building. If installing snorkel below grade
you must provide proper drainage to prevent
water from entering snorkel (see Figure 23).
Do not back fill around snorkel termination.
Snorkel
Termination
12" Min.
Adequate
Drainage
90°
Elbow
Termination
Wall
Firestop
90° Elbow
90°
Elbow
116035-01J
Snorkel
12" Min.