Clearances - COZY CDV155D Installation And Operating Instructions Manual

G
A
Inside
Corner
Detail
= Vent Terminal
= Air Supply Inlet
= Area where terminal is
not permitted
REFERENCE LETTER 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

CLEARANCES

D
E
B
F
B
C
B L E
O P E R A
F IX E D
D
C L O S E
B
B
A
B
CANADIAN
INSTALLATIONS*
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)
A vent shall not terminate directly
above a sidewalk or paved driveway
that is located between two single
family dwellings & serves both dwellings
12 Inches (30 cm)
Permitted only if veranda, porch,
deck, or balcony is fully open on a
minimum of two sides
*In accordance with the current CSA-B149.1
Natural Gas and Propane Installation Code
Page 5
H
B
F IX E D
D
C L O S E
I
M
J
U.S. INSTALLATIONS**
12 Inches (30 cm)
9 Inches (23 cm)
9 Inches (23 cm)
18 Inches (46 cm)
18 Inches (46 cm)
12 Inches (30 cm)
12 Inches (30 cm)
Clearance in accordance
with local installation codes &
requirements of the gas supplier
12 Inches (30 cm)
3 Feet (91 cm) above if within
10 Feet (3 m) horizontally
Clearance in accordance
with local installation codes &
requirements of the gas supplier
**In aaccordance with the current ANSI
Z223.1 / NFPA 54 National Fuel Gas Code
K
1019061-B