Louisville Tin and Stove DVCF654B-R 用户手册
REFERENCE LETTER TO
DRAWING
CANADIAN INSTALLAT
A = Clearance above grade, veranda,
porch, deck, or balcony
porch, deck, or balcony
12 Inches (30 cm)
B = Clearance to window or door that
may be opened
may be opened
12 Inches (30 cm)
C = Clearance to permanently closed
window
window
12 Inches (30 cm)
D = Vertical clearance to ventilated
soffit located above the terminal within
a horizontal distance of 2 Feet (61 cm)
from the center line of the terminal
soffit located above the terminal within
a horizontal distance of 2 Feet (61 cm)
from the center line of the terminal
18 Inches (46 cm)
E = Clearance to unventilated soffit
24 Inches (61 cm)
F = Clearance to outside corner
12 Inches (30 cm)
G = Clearance to inside corner
12 Inches (30 cm)
H = Clearance to each side of center
line extended above meter/ regulator
assembly
line extended above meter/ regulator
assembly
3 Feet (91 cm) within a height
15 Feet (4.5m) above the meter/
assembly
15 Feet (4.5m) above the meter/
assembly
I = Clearance to service regulator vent
outlet
outlet
3 Feet (91 cm)
J = Clearance to nonmechanical air
supply inlet to building or the
combustion air inlet to any other
appliance
supply inlet to building or the
combustion air inlet to any other
appliance
12 Inches (30 cm)
K = Clearance to a mechanical air
supply inlet
supply inlet
6 Feet (1.83 m)
L = Clearance above paved sidewalk or
paved driveway located on public
property
paved driveway located on public
property
7 Feet (2.13m) A vent shall not te
directly above a sidewalk or pav
driveway that is located betwee
single family dwellings and serve
dwellings.
directly above a sidewalk or pav
driveway that is located betwee
single family dwellings and serve
dwellings.
M = Clearance under veranda, porch,
deck, or balcony
deck, or balcony
12 Inches (30 cm) permitted only
veranda, porch, deck, or balcon
open on a minimum of two sides
veranda, porch, deck, or balcon
open on a minimum of two sides
¹ In accordance with the current CSA-B149.1 Natural Gas and Propa
Vent Terminal
Air Supply Inlet
Area where terminal is not permitted
VENT TERMINAL CLEARANCES
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