Filter
Top Products
www.desatech.com
116239-01E12
VENTING INSTALLATION
INSTRUCTIONS
Continued
Figure 13 - Typical Horizontal
Termination Cap Mounting with
Additional Siding Standoff Installed
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
Figures 14 through 18 show different congura-
tions 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.
WARNING: Never run vent
downward as this may cause
-
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
Horizontal
High Wind
Square
Termination
Wall Firestop
45° Elbow
Figure 14 - Horizontal Termination
Conguration for Square or Round
Terminations
45° Elbow
Wall
Firestop
Horizontal
Round
Termination
Exterior
Portion
of Wall
Firestop
(Round
Termination
Only)
Adjustable
Pipe 12" Max.
Round
Termination
32
3
/
4
" min. 17" max.
* If installing this replace at altitudes of
4000 feet and above, it is recommended
that an additional vertical height of 6" be
added to the vent system.