Optima Company 45 - 3 manual Termination Locations, Optima, Allowable, Code

	Canadian Installations (1)	US Installations (2)		Canadian Installations (1)	US Installations (2)
A= Clearance above grade,	12 inches (30 cm)	12 inches (30 cm)	J= Clearance to non-mechanical air	12 inches (30 cm)	9 inches (23 cm)
veranda, porch, deck, or			supply inlet to building or the
balcony			combustion air inlet o any other
			appliance
B= Clearance to window or	12 inches (30 cm)	12 inches (30 cm)	K= Clearance to a mechanical	6 feet (1.83 m)	3 feet (91 cm) above if
door that may be opened			air supply inlet		within 10 feet (3 m) hori-
					zontally
C= Clearance to permanently	*	*	L= Clearance above paved	7 feet (2.13 m) +	*
closed window			sidewalk or paved driveway
			located on public property
D= Vertical clearance to	*	*	M= Clearance under veranda,	12 inches (30 cm) ++	*
ventilated soffit located			porch, deck, or balcony
above the terminal within a
horizontal distance of 2 feet
(61 cm) from the center line
of the terminal
E= Clearance to unventilated soffit	*	*	(1) In accordance with the current CSA B149.1, National Gas and Propane Installation
			Code
F= Clearance to outside corner	*	*	(2) In accordance with the current ANSI Z223.1/NFPA 54, National Fuel Gas Code
G= Clearance to inside corner	*	*	(+) A vent shall not terminate directly above a side walk or paved driveway that is located
			between two single family dwellings and serves both dwellings
H= Clearance to each side of	3 feet (91 cm) within a	*
			(++) Permitted only if veranda, porch, deck, or balcony is fully open on a minimum of two
center line extended above	height 15 feet (4.5 m)
meter/regulator assembly	above the		sides beneath the floor.
	meter/regulator assembly		(*) For clearances not specified in ANSI Z223.1/NFPA 54 or CSA B149.1, “Clearances shall
L= Clearance to service	3 feet (91 cm)	*
			be in accordance with local installation codes and the requirements of the gas supplier.”
regulator vent outlet

	Optima 45 - 3
ALLOWABLE
TERMINATION LOCATIONS

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