Hearth and Home Technologies SAPPH-D-CWL Termination Locations, Fire Risk, Explosion Risk

Termination Locations
A.4Vent Termination Minimum Clearances
		20 in. (508mm)
WARNING		(minimum) to
		Perpendicular
Fire Risk.		Wall (Gas Only)
Explosion Risk.			HORIZONTAL
Maintain vent clearance to combustibles			OVERHANG
as specified.	2 FT.
• Do not pack air space with insulation or other		20 IN.
	MIN.		VERTICAL
materials.		LOWEST	WALL
Failure to keep insulation or other materials		DISCHARGE
		OPENING
away from vent pipe may cause fire.	TERMINATION
	CAP
			X
			12
Measure vertical clearances from this surface.			ROOF PITCH
			IS X/12
		H (MIN.) - MINIMUM HEIGHT FROM ROOF
		TO LOWEST DISCHARGE OPENING

				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*
	Measure horizontal clearances from this surface.			Over 10/12 to 11/12 ........................................... 3.25
	(See Figure 4.4 for specific clearances.)			Over 11/12 to 12/12 ........................................... 4.0
				Over 12/12 to 14/12 ........................................... 5.0
Figure 4.1 Termination Clearances				Over 14/12 to 16/12 ........................................... 6.0
				Over 16/12 to 18/12 ........................................... 7.0
				Over 18/12 to 20/12 ........................................... 7.5
	Gas or Wood			Over 20/12 to 21/12 ........................................... 8.0
				* 3 foot minimum in snow regions
	Termination
			20 in. (508mm)
				Figure 4.3 Minimum Height from Roof to Lowest Discharge
			(minimum) to
	Gas		Perpendicular	Opening
	18 in. Termination		Wall (Gas Only)	Figure 4.3 specifies minimum vent heights for various
	(457mm)
		A		pitched roofs.
	Gas Termination	Wood & Fuel Oil Termination
A	6 in. (152mm)		20 in. (508mm)
Figure 4.2 Multiple Vertical Termination
Page 8			Quadra-Fire · Sapphire · 250-7233H		September 1, 2008