COZY HEDV254A Installation And Operating Instructions Manual page 4

FIGURE 1
Vent Terminal _ Air Supply Inlet [] Area where terminal is not permitted
VENT TERMINAL CLEARANCES
REFERENCELETTER TO
DRAWING
A = Clearance above grade,
veranda, porch, deck, or
balcony
B = Clearance to window or door
that may be opened
C = Clearance to permanently
closed window
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
E = Clearance to unventilated
soffit
F = Clearance to outside corner
G = Clearance to inside corner
H = Clearance to each side of
center line extended above
meter/regulator assembly
I = Clearance to service regulator
vent outlet
J = Clearance to nonmechanical
air supply inlet to building or the
combustion air inlet to any other
appliance
K = Clearance to a mechanical
air supply inlet
L = Clearance above paved
sidewalk or paved driveway
located on public property
M = Clearance under veranda,
porch, deck, or balcony
CANADIAN
INSTALLATIONSI
12 Inches (30 cm)
12 Inches (30 cm)
12 Inches (30 cm)
18 Inches (46 cm)
18 Inches (46 cm)
12 Inches (30 cm)
12 Inches (30 cm)
3 Feet (91 cm) within a height
15 Feet (4.5m) above the
meter/regulator assembly
3 Feet (91 cm)
12 Inches (30 cm)
6 Feet (1.83 m)
7 Feet (2.13m) Avent shall
not terminate directly above
a sidewalk or paved driveway
that is located between two
single family dwellings and
serves both dwellings.
12 Inches (30 cm) permitted
only if veranda, porch, deck,
or balcony is fully open on a
minimum of two sides.
U.S. INSTALLATIONS2
12 Inches (30 crn)
9 Inches (23 cm)
9 Inches (23 cm)
18 Inches (46 cm)
18 Inches (46 cm)
12 Inches (30 cm)
12 Inches (30 cm)
Clearances are in accordance
with local installation codes and
the requirements of the gas
supplier
Clearances are in accordance
with local installation codes and
the requirements of the gas
supplier
12 Inches (30 cm)
3 Feet (91
cm)
above if within
10 Feet (3 m) horizontally
Clearances are in accordance
with local installation codes and
the requirements of the gas
supplier.
Clearances are in accordance
with local installation codes and
the requirements of the gas
supplier.
In accordance with the current CSA-B149.1 Natural Gas and Propane Installation Code
2 In accordance with the current ANSI Z223.1 / NFPA 54 National Fuel Gas Code
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