Desa (V)VC42P, CGCDV42NR Location of Termination Cap, Balcony with Perpendicular Side Wall

Location of Termination Cap

D

E V

B L

	C
	Fixed	V
	Closed
F	Openable
	V
		B
	B

B

Openable ClosedFixed

H

VI

B

V J XG

AM

N N

	G
	V
	G
V K X	V

									A
		V TERMINATION CAP	X AIR SUPPLY INLET				G	GAS METER	RESTRICTED AREA
									(TERMINATION PROHIBITED)
A	=	clearance above grade, veranda, porch, deck, or		I	=	clearance to service regulator vent outlet [*72" (182.9 cm)
		balcony [*12" (30.5 cm) minimum]				minimum]
B	=	clearance to window or door that may be opened		J	=	clearance to non-mechanical air supply inlet to building
		[6" (15 cm) min. for 10,000 Btu or less; 9" (23 cm) in US				or the combustion air inlet to any other fireplace
		if between 10,000 and 50,000, 12" (30 cm) in Canada				[6" (15 cm) min. for 10,000 Btu or less; 9" (23 cm) in US
		if between 10,000 and 100,000; 12" (30 cm) in US if				if between 10,000 and 50,000, 12" (30 cm) in Canada
		greater than 50,000, 36" (91 cm) in Canada if greater				if between 10,000 and 100,000; 12" (30 cm) in US if
		than 100,000]				greater than 50,000, 36" (91 cm) in Canada if greater
C	=	clearance to permanently closed window				than 100,000]
		[minimum 12" (30.5 cm) recommended to prevent		K	=	clearance to a mechanical air supply inlet [*In Canada,
		condensation on window]				6 ft. (1.83m) minimum; In US 3 ft. (91 cm) above if within
D	=	vertical clearance to ventilated soffit located above the				10 ft. (3 m) horizontally]
		terminal within a horizontal distance of 24" (61 cm) from L			=	† clearance above paved side-walk or a paved driveway
		the center-line of the terminal [18" (45.7 cm) minimum]				located on public property [*84" (213.3 cm) minimum]
E	=	clearance to unventilated soffit [12" (30.5 cm) minimum] M =				clearance under veranda, porch, deck
F	=	clearance to outside corner (see below)				[*12" (30.5 cm) minimum ‡]
G	=	clearance to inside corner (see below)		N =		clearance above a roof shall extend a minimum of
H	=	*not to be installed above a meter/regulator assembly				24" (61 cm) above the highest point when it passes
		within 36" (91.4 cm) horizontally from the center line				through the roof surface and any other obstruction within
		of the regulator				a horizontal distance of 18" (45.7 cm)

†vent shall not terminate directly above a side-walk or paved driveway which is located between two single family dwellings and serves both dwellings*

‡only permitted if veranda, porch, deck or balconey is fully open on a minimum of 2 sides beneath the floor* * as specified in CAN/CSA B149 (.1 or .2) Installation Codes (1991) for Canada and U.S.A.

Note: Local codes or regulations may require different clearances

Termination Clearances for Buildings with Combustible and Noncombustible Exteriors

Inside Corner

Outside Corner Recessed Location

A

V

A = 6" (15.2 cm)

V

B = 6" (15.2 cm)

B

	D
C	C

E

V

Balcony with No Side Wall

G

V

G = 12" (30.5 cm) minimum clearance

Balcony with Perpendicular Side Wall

H

V

J

Combustible &

Noncombustible

H = 24" (61 cm)

J = 20" (50.8 cm)

C = Maximum depth of 48" (121.9 cm) for recessed location

D = Minimum width for back wall of recessed location - Combustible - 38" (965 mm) Noncombustible - 24" (61 cm)

E = Clearance from corner in recessed location- Combustible - 6" (15.2 cm) Noncombustible - 2" (5.1 cm)

Figure 7 - Minimum Clearances for Termination Cap

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