Bradford-White Corp TG-199E-N(X), TG-237E-N(X)A, TG-150E-N(X) Description Canadian Installations

Table 4. Installation Clearances.

Ref	Description	Canadian	US
		Installations	Installations
A	Clearance above grade, veranda,	12 inches	12 inches
	porch, deck, or balcony	(30 cm)	(30 cm)
B	Clearance to window or door that	36 inches	12 inches
	may be opened	(91 cm)	(30 cm)
C	Clearance to permanently closed	*	*
	window
	Vertical clearance to ventilated
	soffit, located above the terminal
D	within a horizontal distance of 2	*	*
	feet (61 cm) from the center line of
	the terminal
E	Clearance to unventilated soffit	*	*
F	Clearance to outside corner	*	*
G	Clearance to inside corner	*	*
		3 feet (91 cm)
	Clearance to each side of center	within a height
		15 feet (4.5 m)	*
H	line extended above
		above the
	meter/regulator assembly
		meter/regulator
		assembly
I	Clearance to service regulator vent	36 inches	*
	outlet	(91 cm)
	Clearance to non-mechanical air
J	supply inlet to building or the	36 inches	12 inches
	combustion air inlet to any other	(91 cm)	(30 cm)
	appliance
			3 feet (91
	Clearance to a mechanical air		cm) above if
K		6 feet (1.83 m)	within 10 feet
	supply inlet
			(3 m)
			horizontally
	Clearance above paved sidewalk	7 feet	*
L	or paved driveway located on
		(2.13 m) ♦
	public property
M	Clearance under veranda, porch,	12 inches	*
	deck, or balcony	(30 cm) ▲

♦A vent shall not terminate directly above a sidewalk or paved driveway that is located between two single family dwelling and serves both dwellings.

▲Permitted only if veranda, porch, deck, or balcony is fully open on a minimum of two sides beneath the floor.

*For clearances not specified in ANSI Z223.1/NFPA 54 or CSA B149.1, clearances are in accordance with local installation codes and the requirements of the gas supplier.

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