Desa (V) CD36R(N - Manual (Page 11)

11
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VENTING INSTALLATION INSTRUCTIONS
Installation Planning (Cont.)
VENTING INSTALLATION
INSTRUCTIONS
Continued
Horizontal Termination Configuration
Figures 19 through 25 show different configurations and alterna-
tives for venting with horizontal terminations. Each figure includes
a chart with critical minimum and maximum dimensions which
MUST be met. IMPORTANT: Remember that a horizontal run of
venting must have a 1/4” rise for every 12” of run toward the termination.
Siding Standoff
Screws
High Wind
Termination
Apply Mastic to
Outside Edge of
Standoff
Exterior Wall
with Vinyl Siding
10 3 /
4
" x 10 3 /
4
"
Framed
Opening
Maintain 1"
Minimum Air
Space Around
Outer Pipe When
Penetrating a Wall
Minimum Pipe
Overlap 1 1 /
4
"
Wall
Firestop
Direct Vent
Pipe
Figure 17 - Typical Horizontal Termination Cap Mounting with
Additional Siding Standoff Installed
GROUND FLOOR INSTALLATION REAR VENT
Recommended Applications fo Rear Vent Model (V)CD36R:
• Installation using cabinet surrounds
• Through the wall using round or square termination
(up to a maximum of 18” of horizontal pipe)
• Corner installation
(Using one 45° elbow and a maximum of 18” of horizontal pipe).
Vertical (V) Horizontal (H)
25 1 /
2
" 22" max.
Square Termination
TOH
Horizontal
Square
Termination
Wall
Firestop
Straight / Adjustable
Pipe 18" Max.
Figure 20 - Horizontal Termination Configuration for Corner
Installation (Model (V)CD36R)
Horizontal
Square
Termination
Wall
Firestop
Straight / Adjustable
Pipe 18" Max.
Corner Installation
Vertical (V) Horizontal (H)
25 ½” 24”
45°
Elbow
90° Elbow Wall
Firestop
Horizontal
Round
Termination
Exterior Portion of Wall
Firestop (Round
Termination Only)
Figure 19 - Horizontal Termination Configuration for Flush
Installation (Model (V)CD36R)
Figure 18 - Horizontal Termination Configuration for Round
Termination (Model (V)CD36T)