Raypak 85, 120 V = vent terminal X = air supply inlet, = area where terminal is not permitted

4. MINIMUM CLEARANCES FROM VENT/AIR INLET TERMINATION

Fig. 20

V = vent terminal X = air supply inlet		\\\ = area where terminal is not permitted
Tab. 6
			U.S. Installations1	Canadian Installations2
A	Clearance above grade, veranda,
	porch, deck, or balcony		1 ft (30 cm)	1 ft (30 cm)
B	Clearance to window or door that may		4 ft (1.2m) below or to side of
	be opened		opening; 1 foot (30 cm) above	3 ft (91 cm)
			opening
C	Clearance to permanently closed window		*	*
D	Vertical clearance to ventilated soffit located above		5 ft (1.5m)	*
	the terminal within a horizontal distance of 2 ft (61cm)
	from the centerline of the terminal
E	Clearance to unventilated soffit		*	*
F	Clearance to outside corner		*	*
G	Clearance to inside corner		6 ft (1.83m)	*
H	Clearance to each side of center line		*	3 ft (91 cm) within a height
	extended above meter/regulator assembly			15 ft above the meter/ regulator
				assembly
I	Clearance to service regulator vent outlet		*	6 ft (1.83m)
J	Clearance to non-mechanical air supply inlet to		4 ft (1.2m) below or to	3 ft (91 cm)
	building or the combustion air inlet to any other		side of opening; 1 ft
	appliance		(30 cm) above opening
K	Clearance to mechanical air supply inlet		3 ft (91 cm) above if within	6 ft (1.83m)
			10 ft (3m) horizontally
L	Clearance above paved sidewalk or paved driveway		7 ft (2.13m)	7 ft (2.13m) t
	located on public property
M	Clearance under veranda, porch, deck or balcony		*	12 in. (30 cm) TT

1 In accordance with the current ANSI Z223.1/NFPA 54 National Fuel Gas Code 2 In accordance with the current CAN/CGA-B149 Installation Codes

t Vent terminal shall not terminate directly above sidewalk or paved driveway located between 2 single family dwellings that serves both dwellings

TTPermitted only if veranda, porch, deck, or balcony is fully open on a minimum of two sides beneath the floor and top of terminal and underside of veranda, porch, deck or balcony is greater than 1 ft (30cm)

* Clearances in accordance with local installation codes and the requirements of the gas supplier

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