Quadra-Fire SAPPH-D-CSB 4Termination Locations, A. Vent Termination Minimum Clearances, H Min. Ft

4Termination Locations

A. Vent Termination Minimum Clearances

WARNING

Fire Risk. Explosion 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 fire.

Measure vertical clearances from this surface.

Measure horizontal clearances from this surface. (See Figure 4.4 for specific clearances.)

Figure 4.1 Termination Clearances

	Gas or Wood
	Termination		24 in. (610mm)
	Gas		(minimum) to
			Perpendicular
	Termination		Wall (Gas Only)
18 in.
(457mm)
		A

		HORIZONTAL
		OVERHANG
2 FT.	2 FT.
MIN.		VERTICAL
	LOWEST	WALL
	DISCHARGE
	OPENING
TERMINATION
CAP
		X
		12
		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*
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 4.3 Minimum Height from Roof to Lowest Discharge Opening

Figure 4.3 specifies minimum vent heights for various 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 · 250-7233F January 28, 2008