Desa (V)DVF36 Owner's Operation And Installation Manual page 10

D
E
V
B
L
F
TERMINATION CAP
V
A = clearance above grade, veranda, porch, deck, or
balcony [*12" (30.5 cm) minimum]
B = clearance to window or door that may be opened
[6" (15 cm) min. for 10,000 Btu or less; 9" (23 cm) in US
if between 10,000 and 50,000, 12" (30 cm) in Canada
if between 10,000 and 100,000; 12" (30 cm) in US if
greater than 50,000, 36" (91 cm) in Canada if greater
than 100,000]
C = clearance to permanently closed window
[minimum 12" (30.5 cm) recommended to prevent
condensation on window]
D = vertical clearance to ventilated soffit located above the
terminal within a horizontal distance of 24" (61 cm) from
the center-line of the terminal [18" (45.7 cm) minimum]
E = clearance to unventilated soffit [12" (30.5 cm) minimum]
F = clearance to outside corner (see below)
G = clearance to inside corner (see below)
H = *not to be installed above a meter/regulator assembly
within 36" (91.4 cm) horizontally from the center line
of the regulator
† 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
A A = 6" (15.2 cm)
V
Balcony with No Side Wall
G
V
G = 12" (30.5 cm) minimum clearance
Figure 14 - Minimum Clearances for Vent Terminations
10
GENERAL VENTING
C
Fixed
V
Openable Fixed
Closed
Openable
V
B
B
AIR SUPPLY INLET
X
Outside Corner
V
Balcony with Perpendicular Side Wall
H
Combustible &
Noncombustible
H = 24" (61 cm)
J = 20" (50.8 cm)
www.desatech.com
Continued
B
V
Closed
B
V J X
A
G GAS METER
I = clearance to service regulator vent outlet [*72" (182.9 cm)
minimum]
J = clearance to non-mechanical air supply inlet to building
or the combustion air inlet to any other fireplace
[6" (15 cm) min. for 10,000 Btu or less; 9" (23 cm) in US
if between 10,000 and 50,000, 12" (30 cm) in Canada
if between 10,000 and 100,000; 12" (30 cm) in US if
greater than 50,000, 36" (91 cm) in Canada if greater
than 100,000]
K = clearance to a mechanical air supply inlet [*In Canada,
6 ft. (1.83m) minimum; In US 3 ft. (91 cm) above if within
10 ft. (3 m) horizontally]
L = † clearance above paved side-walk or a paved driveway
located on public property [*84" (213.3 cm) minimum]
M = clearance under veranda, porch, deck
[*12" (30.5 cm) minimum ‡]
N = clearance above a roof shall extend a minimum of
24" (61 cm) above the highest point when it passes
through the roof surface and any other obstruction within
a horizontal distance of 18" (45.7 cm)
B = 6" (15.2 cm)
B
V
J
N
H
I
G
M
V
RESTRICTED AREA
(TERMINATION PROHIBITED)
Recessed Location
D
C
V
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)
N
G
V
G
V
X
K
A
C
E
56131-F