beautypg.com

Fp1184 typical roof/ceiling support apps, Hbdv7 series direct vent gas fireplace, Venting installation – Monessen Hearth HBDV400N/PSC7 User Manual

Page 23

background image

HBDV7 Series Direct Vent Gas Fireplace

54D8000

3

VeNtING INStAllAtIoN

10. Add additional vent lengths for proper height. Figure

41

11. Apply high temperature sealant to 4” and 7” collars of

vertical vent termination and install.

If there is a room above ceiling level, fire stop spacer must
be installed on both the bottom ad the top side of the ceil-
ing joists. If an attic is above ceiling level an Attic Insula-
tion Shield must be installed. The enlarged ends of the
vent section always face downward.

FP1184
Typical roof/ceiling
support apps.

typical Roof

Support

Application

typical Ceiling

Support

Application

FP1184

Figure 39 -
Venting Supports

2 ft. 
Min.

2 ft. Min.

X

12

H*

FP1971
Min chimney clearance

Termination
Vent

Storm Collar

Flashing

Lowest
Discharge
Opening

Concentric
Vent Pipe

1” Minimum Clearance to
Combustibles

FP1971

Horizontal Overhang

Figure 40 -
Minimum Chimney Clearance

Roof Pitch

H (feet)

Flat to 6/1

1.0

Over 6/1 to 7/1

1.5

Over 7/1 to 8/1

1.5

Over 8/1 to 9/1

.0

Over 9/1 to 10/1

.5

Over 10/1 to 11/1

3.5

Over 11/1 to 1/1

4.0

*H - Minimum height from roof to
lowest discharge opening of vent

TWL101a
Twist Lock Pipe
2/8/99 djt

3 #5 Sheet Metal

Screws per Joint

Sealant

Storm Collar

TWL101a

Figure 41 -
Roof Flashing

This manual is related to the following products: