OWNER’S MANUAL

PRE-INSTALLATION PREPARATION

GENERAL VENTING

These models are approved for use with

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13"

29"

10 1/4"

8 3/4"

9 1/4"

41"

37"

41"

371/2"

411/2"

58"

Simpson Dura-Vent 6 5/8" direct-vent pipe components and terminations as well as both flex and rigid Comfort Glow vent components.

Your fireplace is approved to be vented either through the side wall, or vertically using the following guidelines:

• Only use Comfort Glow or Simpson Dura- Vent GS venting components or kits spe- cifically approved for this fireplace.

Minimum clearance between vent pipes and combustible materials is 1" (25 mm),

except where stated otherwise.

• Combustible material may be flush with

Nailing Tabs the top front of fireplace with a maxi- mum thichness of 3/4".

• Do not recess venting terminals into a

wall or siding.

Note: Where two numbers are given the top number is exclusive to the 37" Fireplace and the bottom number is exclusive to the 41" Fireplace

Figure 6 - Framing Clearances for Corner Installation

 

 

 

 

 

 

 

 

 

1

 

 

 

 

 

 

 

 

 

 

 

2

 

 

 

 

 

 

 

 

 

 

 

3

 

 

 

 

 

A

 

 

 

 

Wall

 

 

 

 

 

 

 

 

 

4

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

B

 

 

5

 

 

 

 

 

 

 

 

 

C

6

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

D

 

 

 

 

 

 

 

 

 

 

 

E

7

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

F

G

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Top of Louver Opening

 

 

 

 

 

 

 

 

 

Ref.

Mantel Depth

 

Ref.

 

Mantel from Top

 

 

 

 

 

 

 

 

 

 

of Louver Opening

 

 

 

 

 

 

 

 

 

 

 

 

1

14" (356mm)

 

A

 

16" (406mm)

 

 

 

 

 

 

 

 

 

 

 

 

2

12" (305mm)

 

B

 

14" (356mm)

 

 

 

3

10" (254mm)

 

C

 

12" (305mm)

 

 

 

 

 

 

 

 

 

 

 

 

4

8" (203mm)

 

D

 

10" (254mm)

 

 

 

 

 

 

 

 

 

 

 

 

5

6" (152mm)

 

E

 

8" (203mm)

 

 

 

 

 

 

 

 

 

 

 

 

6

4" (101mm)

 

F

 

6" (152mm)

 

 

 

 

 

 

 

 

 

 

 

 

7

2" (51mm)

 

G

 

4" (101mm)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Figure 7 - Clearances for Combustible Mantels

• Install horizontal venting with a 1/4" rise

 

for every 12" of run toward the termination.

You may paint the vent terminal with

 

450ºF (232ºC) heat-resistant paint to co-

 

ordinate with the exterior finish.

There must not be any obstruction such

as bushes, garden sheds, fences, decks, or utility buildings within 24" from the front of the termination cap.

Do not locate termination cap where ex- cessive snow or ice build up may occur. Be sure to clear vent termination area af- ter snow falls to prevent accidental block- age of venting system. When using snow blowers, do not direct snow towards vent termination area.

Location of Vent Termination

When locating vent termination, it is impor- tant to observe the minimum clearances shown in Figure 8, page 6. You will avoid extra framing by positioning your fireplace against an already existing framing mem- ber. The sides of the fireplace may be posi- tioned directly against combustible walls.

*Check with local codes or with the current CAN/CGA B149[.1 or .2] Installation Codes for Canada or the USA Installations follow the current National Fuel Gas Code, ANS Z223.1, also known as NFPA 54.

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Desa Tech CHDV41N, CHDV41P, CHDV37P, CHDV37N PRE-INSTALLATION Preparation General Venting, Location of Vent Termination