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VENTING INSTALLATION INSTRUCTIONS
10
Installation Planning (Cont.)
VENTING INSTALLATION
INSTRUCTIONS
Continued
10. Place fireplace into position and shim with noncombustible ma-
terial if needed. Nail or screw side flanges to framing to secure
unit in place. IMPORTANT: Make sure fireplace is level before
securing. If fireplace is not level it will not work properly.
Minimum Pipe
1
Overlap 1
/
"
4
Direct Vent
Pipe
Wall
Firestop
Maintain 1"
Minimum Air
Space Around
Outer Pipe When
Penetrating a Wall
3
3
10
/
" x 10
4
Framed
Opening
Figure 13 - Typical Horizontal Termination Cap Mounting with
Additional Siding Standoff Installed
Horizontal Termination Configurations
Figures 14 through 18 show different configurations and alternatives
for venting with horizontal termination. 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.
For more information, visit www.desatech.com
For more information, visit www.desatech.com
Siding Standoff
Screws
High Wind
Termination
Apply Mastic to
Outside Edge of
/
"
4
Standoff
Exterior Wall
with Vinyl Siding
WARNING: Never run vent downward as this may
cause excessive temperatures which could cause a
fire. Operation of improperly installed and main-
tained venting system could result in serious injury,
property damage or loss of life.
GROUND FLOOR INSTALLATION
Recommended Applications:
• Installation using cabinet surrounds
• Through the wall using round or square termination
(up to 12" horizontal pipe)
• NOT FOR CORNER INSTALLATION
45° Elbow
Horizontal High
Wind Square
Termination
Adjustable
Pipe 12" Max.
Wall
Firestop
45° Elbow
Wall
Firestop
Figure 14 - Horizontal Termination Configuration for Square or
Round Termination
Square Termination
Vertical (V)
Horizontal (H)
3
36
/
"
17" max.
4
Exterior Portion of Wall
Firestop (Round
Termination Only)
Horizontal
Round
Termination
111922-01C
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