![background image](http://html1.mh-extra.com/html/desa/vvf36/vvf36_owners-operation-and-installation-manual_2486194011.webp)
www.desatech.com
56131H
11
VENTING INSTALLATION
WARNING: This gas fireplace
and vent assembly must be
vented directly to the outside. The
venting system must NEVER be
attached to a chimney serving a
separate solid fuel burning appli
-
ance. Each gas appliance must
use a separate vent system. Do
not use common vent systems.
WARNING: Horizontal sec-
tions of this vent system require
a minimum clearance of 2" from
the top of the pipe and 1" mini
-
mum to the sides and bottom.
Vertical sections of this system
require a minimum of 1" clear
-
ance to combustible materials
on all sides of the pipe.
INSTALLATION PLANNING
There. are. two. basic. types. of. direct-vent.
installation:
• Horizontal Termination
•. Vertical.Termination
It. is. important. to. select. the. proper. length.
of.vent.pipe. for.the.type.of.termination. you.
choose..It.is.also.important.to.note.the.wall.
thickness.
For Horizontal Termination:
. Select. the.
amount of vertical rise desired. The horizontal
run.of.venting.must.have.1/4".rise.for.every.
1".of.run.towards.the.termination.
WARNING: Never run the
vent downward as this may
cause excessive temperatures
which could cause a fire.
You.may.use.one.or.two.90°.elbows.in.this.
vent configuration. See
Horizontal Termina-
tion Configurations
.on.page.15.
For Vertical Termination:
Measure.distance.
from fireplace flue outlet to ceiling. Add ceiling
thickness, vertical rise in an attic or second
story, and allow for sufficient vent height
above.roof.line..You.may.use.one.or.two.90°.
elbows in this vent configuration. See
Vertical
Termination Configurations
.on.page.16.
WARNING: Read all instruc-
tions completely and thoroughly
before attempting installation.
Failure to do so could result in
serious injury, property damage
or loss of life.
NOTICE: Failure to follow these in-
structions will void the warranty.
NOTICE: Do not seal termination
cap to vent pipe. Cap must be
removable for vent inspection
and maintenance.
INSTALLATION PRECAUTIONS
Consult.local.building.codes.before.beginning.
installation..The.installer.must.make.sure.to.
select. the. proper. vent. system. for. installa-
tion. Before installing vent kit, the installer
must read this fireplace manual and vent kit
instructions.
Only a qualified service person should install
venting. system.. The. installer. must. follow.
these.safety.rules:
•. Wear.gloves.and.safety.glasses.for.pro-
tection
•. Use.extreme.caution.when.using.ladders.
or.when.on.roof.tops
•. Be. aware. of. electrical. wiring. locations. in.
walls.and.ceilings
The. following. actions. will. void. the. warranty.
on.your.venting.system:
•. Installation.of.any.damaged.venting.com-
ponent
• Unauthorized modification of the venting
system
•. Installation. of. any. component. part. not.
manufactured.or.approved.by.DESA.Heat-
ing, LLC
•. Installation. other. than. as. instructed. by.
these.instructions