Desa VK42N SERIES Owner's Operation And Installation Manual page 12

VENTING INSTALLATION INSTRUCTIONS
12
Installation Planning (Cont.)
VENTING INSTALLATION
INSTRUCTIONS
Continued
HORIZONTAL SYSTEM INSTALLATION USING TWO 90
ELBOWS
The following configurations show the minimum vertical rise
requirements for a horizontal system using two 90 elbows.
Venting with Two 90 Elbows
Vertical (V) Horizontal (H
5' min. 2' max.
6' min. 4' max.
7' min. 6' max.
8' min. 8' max.
20' max. 8' max.
Figure 17 - Horizontal Termination Configuration for Venting Using Two 90 Elbows
Venting with Two 90 Elbows
Vertical (V) Horizontal (H
Horizontal (H
5' min.
6' min. 12' max.
7' min. 18' max.
8' min. 20' max.
20' max. 20' max.
Figure 18 - Horizontal Termination Configuration for Venting Using Two 90 Elbows with Termination at 90 with Fireplace
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) Horizontal (H ) +
1 1
Horizontal (H )
2
6' max.
12' max.
18' max.
20' max.
20' max.
) +
1
)
2
6' max.
45 Elbow
45 Elbow
111921-01A