Hearth and Home Technologies GBST4336I Termination Locations, Vent Termination Minimum Clearances

6 Termination Locations

A. Vent Termination Minimum Clearances

WARNING

Fire Risk.

Maintain vent clearance to combustibles as specified.

• DO NOT pack air space with insulation or other materials.

Failure to keep insulation or other materials away from vent pipe may cause overheating and fire.

B-VENT GAS, WOOD OR FUEL

OIL TERMINATION

B

C

A

GAS

TERMINATION

LISTED B-VENT TERMINATION CAP

8 FEET	VERTICAL
	WALL

LOWEST

DISCHARGE

OPENING

X

12

ROOF PITCH

IS X/ 12

H (MIN.) - MINIMUM HEIGHT FROM ROOF TO LOWEST DISCHARGE OPENING

	Termination	Wood & Fuel Oil	Comments
		Termination
A	6 in.	20 in. min.	Horizontal distance between terminations
B	8 ft.	8 ft. min.	Distance to perpendicular wall
C	18 in.	18 in.	Vertical distance between terminations

Figure 6.2 Staggered Termination Caps

B-VENT GAS, WOOD OR FUEL

OIL TERMINATION

		8 FT.
		(2.4 M)
		(MINIMUM) TO
	20 IN. MIN. *	PERPENDICULAR
WOOD OR		WALL
	(508 MM)
GAS TERMINATION		(GAS ONLY)

Roof Pitch	H (Min.) Ft.
Flat to 6/12	1.0*
Over 6/12 to 7/12	1.25*
Over 7/12 to 8/12	1.5*
Over 8/12 to 9/12	2.0*
Over 9/12 to 10/12	2.5
Over 10/12 to 11/12	3.25
Over 11/12 to 12/12	4.0
Over 12/12 to 14/12	5.0
Over 14/12 to 16/12	6.0
Over 16/12 to 18/12	7.0
Over 18/12 to 20/12	7.5
Over 20/12 to 21/12	8.0

* 3 foot minimum in snow regions

Figure 6.1 Minimum Height From Roof To Lowest Discharge Opening

*IF USING DECORATIVE CAP COVER(S), THIS DISTANCE MAY NEED TO BE INCREASED. REFER TO THE INSTALLATION INSTRUCTIONS SUPPLIED WITH THE DECORATIVE CAP COVER.

Figure 6.3 Leveled Termination Caps

Heatilator • GBST4336I, GBFL4136I • 2135-900 Rev. B • 3/08 21