Installation, Vent requirements, For qualified installers only) – FireplaceXtrordinair 36 DV EFIII User Manual

Page 17: Altitude considerations, Clearances, Use of 8” diameter pipe, Straight lengths, Terminations, Elbows, Penetration, support

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Installation

(for qualified installers only)

1 7

Travis Industries

4040708

1 0 0 - 0 1 1 6 0

Vent Requirements

!

The vent must maintain the required clearance to combustible materials to prevent a fire (see
“Clearances” below). Do not fill air spaces with insulation.

!

The gas appliance and vent system must be vented directly to the outside of the building, and never
be attached to a chimney serving a separate solid fuel or gas-burning appliance. Each direct vent gas
appliance must use it's own separate vent system.

Altitude Considerations

This heater has been tested at altitudes ranging from sea level to 8,000 feet (2,400 M). In this testing we have
found that the heater, with its standard orifice, burns correctly with just an air shutter adjustment.

!

Failure to adjust the air shutter properly may lead to improper combustion which can create a safety hazard.
Consult your dealer or installer if you suspect an improperly adjusted air shutter.

Clearances

Minimum 1” clearance to all combustibles (measured from the outside of the pipe)

e x c e p t for the following:

2" Clearance

With any vertical
vent directly off the
fireplace, the
clearance is 1".

1" Clearance

When using 6-5/8" vent, a
horizontal termination, and
an elbow directly off the
top of the fireplace, a 2"
clearance is required
above the horizontal
sections (1" to the side
and below).

Max. 3'
Horizontal
Run

Use of 8” Diameter Pipe

Most venting configurations use 6-5/8” diameter vent. To achieve longer horizontal runs (over 12’)
with a horizontal termination, 8” dia. Simpson Duravent type GS Direct Vent may be used. See the
section “Horizontal Terminations using 8” Diameter Vent” for details. Part Numbers are listed below.

Straight Lengths

1208B

6" Pipe Length, Black

1207B

9" Pipe Length, Black

1206B

12" Pipe Length, Black

1204B

24" Pipe Length, Black

1203B

36" Pipe Length, Black

1202B

48" Pipe Length, Black

1211B

11” to 14-5/8" Adjustable Pipe,

Black

Terminations

1284

Horizontal Square Termination

1285

Hor. High Wind Termination

1250

Vinyl Siding Stand-off

Elbows

1245B

45° Elbow, Black

1290B

90° Elbow, Black

Penetration, Support

1242

Wall Firestop

1241

Cathedral Ceiling Support Box

1263

Ceiling Fire-stop

1288

Wall Strap

Adapter (6-5/8” to 8” dia.)

925T

DV GS 6-5/8” to 8” Increaser

Part Numbers for 6-5/8” Diameter Vent

Use Model GS Direct Vent manufactured by Simpson Dura-Vent

only

. Follow the installation

instructions included with the vent. For the nearest Simpson Dura-Vent supplier, call (800) 835-4429.
Vent part numbers and descriptions are listed below.

Straight Lengths

908B

6" Pipe Length, Black (interior)

907B

9" Pipe Length, Black (interior)

906

12" Pipe Length, Galvanized

906B

12" Pipe Length, Black (interior)

904

24" Pipe Length, Galvanized

904B

24" Pipe Length, Black (interior)

903

36" Pipe Length, Galvanized

903B

36" Pipe Length, Black (interior)

902

48" Pipe Length, Galvanized

902B

48" Pipe Length, Black (interior)

911B

11" to 14 5/8" Adjustable, Black (interior)

Vent Terminations

981

Snorkel Termination (36" rise)
(for basement or raised
termination installations)

982

Snorkel Termination (14" rise)
(for basement or raised
termination installations)

984

Horizontal Square Termination

950

Vinyl Siding Stand-off

991

High Wind Vertical
Termination

Elbows

990

90• Elbow

990B

90• Elbow, Black (interior)

Penetration, Support

942

Wall Thimble

941

Cathedral Ceiling Support Box

943

Flashing, 0/12 to 6/12 Roof Pitch

943S

Flashing, 7/12 to 12/12 Roof Pitch

953

Storm Collar

963

Ceiling Fire-stop

988

Wall Strap

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